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Contentsx Enterasys Xpedition User Reference ManualConfiguring IP Interfaces for PoS Links...

Monitoring PoS Ports80 Enterasys Xpedition User Reference ManualTo specify different BER thresholds, enter the following commands in Enable mode:Monit

Enterasys Xpedition User Reference Manual 81Example ConfigurationsExample ConfigurationsThis section shows example configurations for PoS links.APS Po

Example Configurations82 Enterasys Xpedition User Reference ManualThe following is the configuration for router A:The following is the configuration f

Enterasys Xpedition User Reference Manual 83Example ConfigurationsThe following is the configuration for router B:port set so.6.1 mtu 65535stp enable

Example Configurations84 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 85Chapter 9DHCPConfiguration GuideDHCP OverviewThe Dynamic Host Configuration Protocol (DHCP) server on the

Configuring DHCP86 Enterasys Xpedition User Reference Manualparameters for a DHCP client. The parameters are used by the client to configure its netwo

Enterasys Xpedition User Reference Manual 87Configuring DHCPTo define the parameters that the DHCP server gives the clients, enter the following comma

Updating the Lease Database88 Enterasys Xpedition User Reference ManualConfiguring DHCP Server ParametersYou can configure several “global” parameters

Enterasys Xpedition User Reference Manual 89DHCP Configuration ExamplesDHCP Configuration ExamplesThe following configuration describes DHCP configura

Enterasys Xpedition User Reference Manual xiContentsMonitoring IP Parameters...

DHCP Configuration Examples90 Enterasys Xpedition User Reference Manual10. Specify a database update interval of every 15 minutes.Configuring Secondar

Enterasys Xpedition User Reference Manual 91DHCP Configuration Examplesdefault gateway 10.1.1.1 that resides on the 10.1.x.x subnet. When all the addr

DHCP Configuration Examples92 Enterasys Xpedition User Reference Manual7. Create a superscope ‘super1’ that includes ‘scope1’.8. Include ‘scope2’ in t

Enterasys Xpedition User Reference Manual 93DHCP Configuration Examples

DHCP Configuration Examples94 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 95Chapter 10IP RoutingConfiguration GuideThe XP supports standards-based TCP, UDP, and IP. This chapter desc

Configuring IP Interfaces and Parameters96 Enterasys Xpedition User Reference Manual• Border Gateway Protocol (BGP) Version 3, 4 (RFC 1267, 1771). Con

Enterasys Xpedition User Reference Manual 97Configuring IP Interfaces and ParametersConfiguring IP Interfaces to PortsYou can configure an IP interfac

Configuring IP Interfaces and Parameters98 Enterasys Xpedition User Reference ManualConfiguring Jumbo FramesCertain XP line cards support jumbo frames

Enterasys Xpedition User Reference Manual 99Configuring IP Interfaces and ParametersConfiguring Address Resolution Protocol (ARP)The XP allows you to

Contentsxii Enterasys Xpedition User Reference ManualCreating Virtual Links...

Configuring IP Interfaces and Parameters100 Enterasys Xpedition User Reference ManualWhen you enable packets to be dropped for hosts with unresolved M

Enterasys Xpedition User Reference Manual 101Configuring IP Interfaces and ParametersSpecifying IP Interfaces for RARPThe rarpd set interface command

Configuring IP Interfaces and Parameters102 Enterasys Xpedition User Reference ManualMonitoring RARPYou can use the following commands to obtain infor

Enterasys Xpedition User Reference Manual 103Configuring IP Interfaces and Parameters• DNS (port 37)• NetBIOS Name Server (port 137)• NetBIOS Datagram

Configuring IP Interfaces and Parameters104 Enterasys Xpedition User Reference Manualwhere the packet is received. You can disable this feature, causi

Enterasys Xpedition User Reference Manual 105Configuring Router DiscoveryThe following example displays the contents of the routing table. It shows th

Configuring Router Discovery106 Enterasys Xpedition User Reference ManualTo start router discovery on the XP, enter the following command in Configure

Enterasys Xpedition User Reference Manual 107Configuring Router DiscoveryTo display router discovery information:Legend:1. Information about the RDISC

Configuration Examples108 Enterasys Xpedition User Reference ManualConfiguration ExamplesAssigning IP/IPX InterfacesTo enable routing on the XP, you m

Enterasys Xpedition User Reference Manual 109Chapter 11VRRPConfiguration GuideVRRP OverviewThis chapter explains how to set up and monitor the Virtual

Enterasys Xpedition User Reference Manual xiiiContentsAggregate-Destination...

Configuring VRRP110 Enterasys Xpedition User Reference ManualBasic VRRP ConfigurationFigure 6 shows a basic VRRP configuration with a single virtual r

Enterasys Xpedition User Reference Manual 111Configuring VRRPIn VRRP, the router that owns the IP address associated with the virtual router is the Ma

Configuring VRRP112 Enterasys Xpedition User Reference ManualFigure 7. Symmetrical VRRP ConfigurationIn this configuration, half the hosts use 10.0.0.

Enterasys Xpedition User Reference Manual 113Configuring VRRPOn line 5, Router R1 associates IP address 10.0.0.2/16 with virtual router VRID=2. Howeve

Configuring VRRP114 Enterasys Xpedition User Reference ManualFigure 8. Multi-Backup VRRP ConfigurationIn this configuration, Router R1 is the Master f

Enterasys Xpedition User Reference Manual 115Configuring VRRPConfiguration of Router R1The following is the configuration file for Router R1 in Figure

Configuring VRRP116 Enterasys Xpedition User Reference ManualThe following table shows the priorities for each virtual router configured on Router R1.

Enterasys Xpedition User Reference Manual 117Configuring VRRPNote: Since 100 is the default priority, line 9, which sets the priority to 100, is actua

Configuring VRRP118 Enterasys Xpedition User Reference ManualAdditional ConfigurationThis section covers settings you can modify in a VRRP configurati

Enterasys Xpedition User Reference Manual 119Monitoring VRRPTo set the advertisement interval to 3 seconds:Setting Pre-empt ModeWhen a Master router g

Contentsxiv Enterasys Xpedition User Reference ManualChapter 16: Multicast Routing Configuration Guide ...217IP Multi

Monitoring VRRP120 Enterasys Xpedition User Reference Manualip-redundancy traceThe ip-redundancy trace command is used for troubleshooting purposes. T

Enterasys Xpedition User Reference Manual 121Monitoring VRRPip-redundancy show The ip-redundancy show command reports information about a VRRP configu

VRRP Configuration Notes122 Enterasys Xpedition User Reference ManualTo display VRRP statistics for virtual router 100 on interface int1:To display VR

Enterasys Xpedition User Reference Manual 123VRRP Configuration NotesThe skew-time depends on the Backup router’s configured priority:Skew-time = ((25

VRRP Configuration Notes124 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 125Chapter 12RIP ConfigurationGuideRIP Overview This chapter describes how to configure the Routing Informat

Configuring RIP126 Enterasys Xpedition User Reference ManualEnabling and Disabling RIPTo enable or disable RIP, enter one of the following commands in

Enterasys Xpedition User Reference Manual 127Configuring RIPTo change RIP parameters, enter the following commands in Configure mode.Authentication No

Monitoring RIP128 Enterasys Xpedition User Reference ManualConfiguring RIP Route PreferenceYou can set the preference of routes learned from RIP.To co

Enterasys Xpedition User Reference Manual 129Configuration ExampleTo monitor RIP information, enter the following commands in Enable mode.Configuratio

Enterasys Xpedition User Reference Manual xvContentsDynamic...

Configuration Example130 Enterasys Xpedition User Reference Manualrip add interface XP1-if1rip set interface XP1-if1 version 2rip start!!! Set authent

Enterasys Xpedition User Reference Manual 131Chapter 13OSPF ConfigurationGuideOSPF Overview Open Shortest Path First Routing (OSPF) is a shortest path

Configuring OSPF132 Enterasys Xpedition User Reference ManualIntra-area paths have destinations within the same area. Inter-area paths have destinatio

Enterasys Xpedition User Reference Manual 133Configuring OSPF• Add IP networks to OSPF areas.• Create virtual links, if necessary.Enabling OSPFOSPF is

Configuring OSPF134 Enterasys Xpedition User Reference Manualinterface is represented by the highest bandwidth port that is part of the associated VLA

Enterasys Xpedition User Reference Manual 135Configuring OSPFConfiguring an OSPF AreaOSPF areas are a collection of subnets that are grouped in a logi

Configuring OSPF136 Enterasys Xpedition User Reference Manualrouting domain is not sent into a stub area. Instead, there is a default external route g

Enterasys Xpedition User Reference Manual 137Configuring OSPFConfiguring Autonomous System External (ASE) Link AdvertisementsBecause of the nature of

Monitoring OSPF138 Enterasys Xpedition User Reference Manualnetworks, a list of neighboring routers reachable over a PMP network should be configured

Enterasys Xpedition User Reference Manual 139Monitoring OSPFDisplay link state advertisement information.ospf monitor lsa [destination <hostname-or

Contentsxvi Enterasys Xpedition User Reference ManualProxy Server Redundancy...

OSPF Configuration Examples140 Enterasys Xpedition User Reference ManualOSPF Configuration ExamplesFor all examples in this section, refer to the conf

Enterasys Xpedition User Reference Manual 141OSPF Configuration Examples2. Create a OSPF export destination for type-2 routes since we would like to r

OSPF Configuration Examples142 Enterasys Xpedition User Reference Manual4. Create a OSPF export destination for type-2 routes with a tag of 100.5. Cre

Enterasys Xpedition User Reference Manual 143OSPF Configuration ExamplesFigure 9. Exporting to OSPFBGPR1R2R3R41R42R6R11A r e a B a c

OSPF Configuration Examples144 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 145Chapter 14BGP ConfigurationGuideBGP OverviewThe Border Gateway Protocol (BGP) is an exterior gateway prot

Basic BGP Tasks146 Enterasys Xpedition User Reference ManualThe XP BGP ImplementationThe XP routing protocol implementation is based on GateD 4.0.3 co

Enterasys Xpedition User Reference Manual 147Basic BGP TasksSetting the Autonomous System NumberAn autonomous system number identifies your autonomous

Basic BGP Tasks148 Enterasys Xpedition User Reference Manualwhere:peer-group <number-or-string>Is a group ID, which can be a number or a charact

Enterasys Xpedition User Reference Manual 149Basic BGP TasksAdding and Removing a BGP Peer There are two ways to add BGP peers to peer groups. You can

Enterasys Xpedition User Reference Manual xviiContentsUsing Profile ACLs with the Port Mirroring Facility...291Usi

Basic BGP Tasks150 Enterasys Xpedition User Reference Manual(aspath_regexp)Parentheses group subexpressions. An operator, such as * or ? works on a si

Enterasys Xpedition User Reference Manual 151Basic BGP TasksAS-Path Regular Expression ExamplesTo import MCI routes with a preference of 165:To import

BGP Configuration Examples152 Enterasys Xpedition User Reference ManualThe following is an example:Notes on Using the AS Path Prepend Feature• Use the

Enterasys Xpedition User Reference Manual 153BGP Configuration Examples• BGP Multi-Exit Discriminator (MED) attribute• EBGP aggregation• Route reflect

BGP Configuration Examples154 Enterasys Xpedition User Reference ManualFigure 10 illustrates a sample BGP peering session.Figure 10. Sample BGP Peerin

Enterasys Xpedition User Reference Manual 155BGP Configuration ExamplesThe gated.conf file for router XP1 is as follows:The CLI configuration for rout

BGP Configuration Examples156 Enterasys Xpedition User Reference ManualAn IGP, like OSPF, could possibly be used instead of IBGP to exchange routing i

Enterasys Xpedition User Reference Manual 157BGP Configuration ExamplesFigure 11 shows a sample BGP configuration that uses the Routing group type.Fig

BGP Configuration Examples158 Enterasys Xpedition User Reference ManualIn this example, OSPF is configured as the IGP in the autonomous system. The fo

Enterasys Xpedition User Reference Manual 159BGP Configuration ExamplesThe following lines on the Cisco router set up IBGP peering with router XP6.IBG

Contentsxviii Enterasys Xpedition User Reference ManualConfiguring IP QoS Policies...

BGP Configuration Examples160 Enterasys Xpedition User Reference ManualFigure 12 illustrates a sample IBGP Internal group configuration.Figure 12. Sam

Enterasys Xpedition User Reference Manual 161BGP Configuration ExamplesThe gated.conf file for router XP1 is as follows:The CLI configuration for rout

BGP Configuration Examples162 Enterasys Xpedition User Reference ManualThe configuration for router C1 (a Cisco router) is as follows:The configuratio

Enterasys Xpedition User Reference Manual 163BGP Configuration ExamplesThis sample configuration shows External BGP peers, XP1 and XP4, which are not

BGP Configuration Examples164 Enterasys Xpedition User Reference ManualThe gated.conf file for router XP1 is as follows:The CLI configuration for rout

Enterasys Xpedition User Reference Manual 165BGP Configuration ExamplesThe gated.conf file for router XP3 is as follows:The CLI configuration for rout

BGP Configuration Examples166 Enterasys Xpedition User Reference ManualFigure 13. Sample BGP Configuration (Specific Community)AS-64902R11172.26.1.2/1

Enterasys Xpedition User Reference Manual 167BGP Configuration ExamplesFigure 14. Sample BGP Configuration (Well-Known Community)The Community attribu

BGP Configuration Examples168 Enterasys Xpedition User Reference ManualIn Figure 14, router XP11 has the following configuration:In Figure 14, router

Enterasys Xpedition User Reference Manual 169BGP Configuration Examplesattribute. Any communities specified with the optional-attributes-list option a

Enterasys Xpedition User Reference Manual xixContentsChapter 26: LFAP Configuration Guide...349O

BGP Configuration Examples170 Enterasys Xpedition User Reference ManualThe specific community consists of the combination of the AS-value and communit

Enterasys Xpedition User Reference Manual 171BGP Configuration ExamplesLocal Preference ExamplesThere are two methods of specifying the local preferen

BGP Configuration Examples172 Enterasys Xpedition User Reference ManualFigure 15. Sample BGP Configuration (Local Preference)The following sections ex

Enterasys Xpedition User Reference Manual 173BGP Configuration ExamplesUsing the local-pref OptionFor router XP12’s CLI configuration file, local-pref

BGP Configuration Examples174 Enterasys Xpedition User Reference ManualFor example, in Figure 15, routers XP12, XP13, and XP14 have the following line

Enterasys Xpedition User Reference Manual 175BGP Configuration ExamplesRouters XP4 and XP6 inform router C1 about network 172.16.200.0/24 through Exte

BGP Configuration Examples176 Enterasys Xpedition User Reference ManualRouter XP8 has the following CLI configuration:Router XP9 has the following CLI

Enterasys Xpedition User Reference Manual 177BGP Configuration ExamplesFigure 18 shows a sample configuration that uses route reflection.Figure 18. Sa

BGP Configuration Examples178 Enterasys Xpedition User Reference ManualRouter XP11 has router XP12 and router XP13 as client peers and router XP10 as

Enterasys Xpedition User Reference Manual 179BGP Configuration ExamplesNotes on Using Route Reflection • Two types of route reflection are supported:–

Copyright Notices© 2001 by Enterasys Networks. All rights reserved.Enterasys Networks is a subsidiary of Cabletron Systems, Inc. Enterasys Networks35

Contentsxx Enterasys Xpedition User Reference ManualSimple Configuration File...

BGP Configuration Examples180 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 181Chapter 15Routing PolicyConfiguration GuideRoute Import and Export Policy OverviewThe XP family of router

Route Import and Export Policy Overview182 Enterasys Xpedition User Reference ManualPreferencePreference is the value the XP routing process uses to o

Enterasys Xpedition User Reference Manual 183Route Import and Export Policy OverviewImport Policies Import policies control the importation of routes

Route Import and Export Policy Overview184 Enterasys Xpedition User Reference ManualIt is only possible to restrict the importation of OSPF ASE routes

Enterasys Xpedition User Reference Manual 185Route Import and Export Policy OverviewThe routes to be exported can be identified by their associated at

Route Import and Export Policy Overview186 Enterasys Xpedition User Reference ManualA route will match the most specific filter that applies. Specifyi

Enterasys Xpedition User Reference Manual 187Route Import and Export Policy OverviewRoute aggregation is also used by regional and national networks t

Route Import and Export Policy Overview188 Enterasys Xpedition User Reference ManualRoute-FilterThis component specifies the individual routes that ar

Enterasys Xpedition User Reference Manual 189Configuring Simple Routing PoliciesMany protocols allow the specification of two authentication keys per

Enterasys Xpedition User Reference Manual 1Chapter 1IntroductionThis manual provides information for configuring the Enterasys Xpedition (XP) software

Configuring Simple Routing Policies190 Enterasys Xpedition User Reference ManualThe from-proto parameter specifies the protocol of the source routes.

Enterasys Xpedition User Reference Manual 191Configuring Simple Routing PoliciesRedistributing RIP into RIPThe XP routing process requires RIP redistr

Configuring Simple Routing Policies192 Enterasys Xpedition User Reference ManualTo redistribute aggregate routes, enter one of the following commands

Enterasys Xpedition User Reference Manual 193Configuring Simple Routing PoliciesExporting a Given Static Route to All RIP InterfacesRouter R1 has seve

Configuring Simple Routing Policies194 Enterasys Xpedition User Reference Manual• Determine its OSPF configurationExporting All Interface & Static

Enterasys Xpedition User Reference Manual 195Configuring Advanced Routing PoliciesRouter R1 would like to export all RIP, interface, and static routes

Configuring Advanced Routing Policies196 Enterasys Xpedition User Reference Manual• Export Sources - This component specifies the source of the export

Enterasys Xpedition User Reference Manual 197Configuring Advanced Routing PoliciesCreating an Export DestinationTo create an export destination, enter

Configuring Advanced Routing Policies198 Enterasys Xpedition User Reference ManualTo create route import policies, enter the following command in Conf

Enterasys Xpedition User Reference Manual 199Configuring Advanced Routing PoliciesCreating an Aggregate RouteRoute aggregation is a method of generati

Document Conventions2 Enterasys Xpedition User Reference ManualDocument ConventionsCommands shown in this manual use the following conventions:Getting

Configuring Advanced Routing Policies200 Enterasys Xpedition User Reference ManualThe <filter-id> is the identifier of the route-filter associat

Enterasys Xpedition User Reference Manual 201Configuring Advanced Routing PoliciesFigure 19. Exporting to RIPInternetR6R42R41R1R2R3R7135.3.1.1/24135.3

Configuring Advanced Routing Policies202 Enterasys Xpedition User Reference ManualThe following configuration commands for router R1: • Determine the

Enterasys Xpedition User Reference Manual 203Configuring Advanced Routing PoliciesImporting a Selected Subset of Routes from One RIP Trusted GatewayRo

Configuring Advanced Routing Policies204 Enterasys Xpedition User Reference Manualpreference of 10. If a tag is specified, the import clause will only

Enterasys Xpedition User Reference Manual 205Configuring Advanced Routing PoliciesFigure 20. Exporting to OSPFBGPR1R2R3R41R42R6R11A r e a B

Configuring Advanced Routing Policies206 Enterasys Xpedition User Reference ManualThe following configuration commands for router R1: • Determine the

Enterasys Xpedition User Reference Manual 207Configuring Advanced Routing PoliciesExamples of Export PoliciesExample 1: Exporting to RIPExporting to R

Configuring Advanced Routing Policies208 Enterasys Xpedition User Reference ManualExporting a Given Static Route to All RIP InterfacesRouter R1 has se

Enterasys Xpedition User Reference Manual 209Configuring Advanced Routing Policies4. Create a Direct export source since we would like to export direc

Enterasys Xpedition User Reference Manual 3Getting Help• The serial and revision numbers of all involved Enterasys Networks products in the network• A

Configuring Advanced Routing Policies210 Enterasys Xpedition User Reference Manual1. Create a RIP export destination for interface with address 140.1.

Enterasys Xpedition User Reference Manual 211Configuring Advanced Routing PoliciesExporting Aggregate-Routes into RIPIn the configuration shown in Fig

Configuring Advanced Routing Policies212 Enterasys Xpedition User Reference Manual8. Create the Export-Policy redistributing all (RIP, Direct) routes

Enterasys Xpedition User Reference Manual 213Configuring Advanced Routing PoliciesExporting All Interface & Static Routes to OSPFRouter R1 has sev

Configuring Advanced Routing Policies214 Enterasys Xpedition User Reference Manual4. Create a Direct export source since we would like to export inter

Enterasys Xpedition User Reference Manual 215Configuring Advanced Routing Policies6. Create a Static export source.7. Create a Direct export source.8.

Configuring Advanced Routing Policies216 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 217Chapter 16Multicast RoutingConfiguration GuideIP Multicast Overview Multicast routing on the XP is suppor

IP Multicast Overview218 Enterasys Xpedition User Reference Manualwill wait for host responses to IGMP queries. The XP can be configured to deny or ac

Enterasys Xpedition User Reference Manual 219Configuring IGMPConfiguring IGMP You configure IGMP on the XP by performing the following configuration t

Getting Help4 Enterasys Xpedition User Reference Manual

Configuring DVMRP220 Enterasys Xpedition User Reference ManualTo configure the host response wait time, enter the following command in Configure mode:

Enterasys Xpedition User Reference Manual 221Configuring DVMRP• Configuring DVMRP on individual interfaces. You do so by enabling and disabling DVMRP

Configuring DVMRP222 Enterasys Xpedition User Reference ManualConfiguring the DVMRP Routing MetricYou can configure the DVMRP routing metric associate

Enterasys Xpedition User Reference Manual 223Monitoring IGMP & DVMRPTo prevent the XP from forwarding any data destined to a scoped group on an in

Configuration Examples224 Enterasys Xpedition User Reference ManualConfiguration ExamplesThe following is a sample XP configuration for DVMRP and IGMP

Enterasys Xpedition User Reference Manual 225Configuration Examplesdvmrp enable interface 172.1.1.10dvmrp enable interface 207.135.122.11dvmrp enable

Configuration Examples226 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 227Chapter 17IP Policy-BasedForwardingConfiguration GuideOverviewYou can configure the XP to route IP packet

Configuring IP Policies228 Enterasys Xpedition User Reference ManualFor example, you can set up an IP policy to send packets originating from a certai

Enterasys Xpedition User Reference Manual 229Configuring IP PoliciesFor example, the following command creates an IP policy called “p1” and specifies

Enterasys Xpedition User Reference Manual 5Chapter 2MaintainingConfiguration FilesThis chapter provides information about configuration files in the E

Configuring IP Policies230 Enterasys Xpedition User Reference ManualSetting Load Distribution for Next-Hop GatewaysYou can specify up to four next-hop

Enterasys Xpedition User Reference Manual 231IP Policy Configuration ExamplesIP Policy Configuration ExamplesThis section presents some examples of IP

IP Policy Configuration Examples232 Enterasys Xpedition User Reference ManualThe following is the IP policy configuration for the Policy Router in Fig

Enterasys Xpedition User Reference Manual 233IP Policy Configuration ExamplesTraffic from the premium customer is load balanced across two next-hop ga

IP Policy Configuration Examples234 Enterasys Xpedition User Reference ManualThe following is the IP policy configuration for the Policy Router in Fig

Enterasys Xpedition User Reference Manual 235Monitoring IP PoliciesThe following is the configuration for Policy Router 1 in Figure 24.The following i

Monitoring IP Policies236 Enterasys Xpedition User Reference ManualFor example, to display information about an active IP policy called “p1”, enter th

Enterasys Xpedition User Reference Manual 237Monitoring IP Policies11. The sequence in which the statement is evaluated. IP policy statements are list

Monitoring IP Policies238 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 239Chapter 18Chapter 19Network AddressTranslationConfiguration GuideOverviewNote: Some commands in this faci

Changing Configuration Information6 Enterasys Xpedition User Reference ManualBecause some commands depend on other commands for successful execution,

Configuring NAT240 Enterasys Xpedition User Reference ManualThe XP allows you to create the following NAT address bindings:• Static, one-to-one bindin

Enterasys Xpedition User Reference Manual 241Forcing Flows through NATSetting NAT RulesStaticYou create NAT static bindings by entering the following

Managing Dynamic Bindings242 Enterasys Xpedition User Reference ManualManaging Dynamic BindingsAs mentioned previously, dynamic address bindings expir

Enterasys Xpedition User Reference Manual 243NAT and ICMP PacketsThe default timeout for DNS dynamic address bindings is 30 minutes. You can change th

Monitoring NAT244 Enterasys Xpedition User Reference ManualMonitoring NATTo display NAT information, enter the following command in Enable mode.Config

Enterasys Xpedition User Reference Manual 245Configuration ExamplesUsing Static NATStatic NAT can be used when the local and global IP addresses are t

Configuration Examples246 Enterasys Xpedition User Reference ManualNext, define the interfaces to be NAT “inside” or “outside”:Then, define the NAT dy

Enterasys Xpedition User Reference Manual 247Configuration ExamplesDynamic NAT with IP Overload (PAT) ConfigurationThe following example configures a

Configuration Examples248 Enterasys Xpedition User Reference ManualUsing Dynamic NAT with IP OverloadDynamic NAT with IP overload can be used when the

Enterasys Xpedition User Reference Manual 249Configuration ExamplesNext, define the interfaces to be NAT “inside” or “outside”:Then, define the NAT dy

Enterasys Xpedition User Reference Manual 7Changing Configuration InformationTo enter comments in the configuration file, specify the comment line com

Configuration Examples250 Enterasys Xpedition User Reference ManualThe first step is to create the interfaces:Next, define the interfaces to be NAT “i

Enterasys Xpedition User Reference Manual 251Chapter 20Web HostingConfiguration GuideOverviewAccessing information on websites for both work or person

Load Balancing252 Enterasys Xpedition User Reference ManualLoad BalancingNote: Load balancing requires updated XP hardware. You can use the load balan

Enterasys Xpedition User Reference Manual 253Load BalancingAdding Servers to the Load Balancing GroupOnce a logical server group is created, you speci

Load Balancing254 Enterasys Xpedition User Reference Manual• SSL persistence: a binding is determined by matching the source IP address and the virtua

Enterasys Xpedition User Reference Manual 255Load BalancingThis feature allows a range of source IP addresses (with different port numbers) to be sent

Load Balancing256 Enterasys Xpedition User Reference ManualTo specify the connection threshold for servers in the group, enter the following command i

Enterasys Xpedition User Reference Manual 257Load BalancingYou can change the handshake intervals and the number of retries by entering the following

Load Balancing258 Enterasys Xpedition User Reference ManualYou can verify an application by entering the following Configure mode commands:Setting Ser

Enterasys Xpedition User Reference Manual 259Load Balancingdata is to be updated on an individual server. Specified hosts can be allowed to directly a

Displaying Configuration Information8 Enterasys Xpedition User Reference ManualDisplaying Configuration InformationThe following table lists the comma

Load Balancing260 Enterasys Xpedition User Reference ManualConfiguration ExamplesThis section shows examples of load balancing configurations.Web Host

Enterasys Xpedition User Reference Manual 261Load BalancingThe network shown above can be created with the following load-balance commands:The followi

Load Balancing262 Enterasys Xpedition User Reference ManualThe network shown above can be created with the following load-balance commands:If no appli

Enterasys Xpedition User Reference Manual 263Load BalancingThe network shown in the previous example can be created with the following load-balance co

Web Caching264 Enterasys Xpedition User Reference ManualThe network shown above can be created with the following load-balance commands:Web CachingWeb

Enterasys Xpedition User Reference Manual 265Web CachingTo create the cache group, enter the following command in Configure mode:Note: If a range of I

Web Caching266 Enterasys Xpedition User Reference ManualConfiguration ExampleIn the following example, a cache group of seven local servers is configu

Enterasys Xpedition User Reference Manual 267Web CachingBypassing Cache ServersSome Web sites require source IP address authentication for user access

Web Caching268 Enterasys Xpedition User Reference ManualMonitoring Web-CachingTo display Web-caching information, enter the following commands in Enab

Enterasys Xpedition User Reference Manual 269Chapter 21IPX RoutingConfiguration GuideIPX Routing Overview The Internetwork Packet Exchange (IPX) is a

Enterasys Xpedition User Reference Manual 9Activating the Configuration Changes and Saving the Configuration FileThe show and system show commands dis

IPX Routing Overview270 Enterasys Xpedition User Reference ManualRIP (Routing Information Protocol)IPX routers use RIP to create and dynamically maint

Enterasys Xpedition User Reference Manual 271Configuring IPX RIP & SAP• Routers make periodic broadcasts to make sure all other routers are aware

Configuring IPX Interfaces and Parameters272 Enterasys Xpedition User Reference ManualIPX Addresses The IPX address is a 12-byte number divided into t

Enterasys Xpedition User Reference Manual 273Configuring IPX RoutingTo configure a VLAN with an IPX interface, enter the following command in Configur

Configuring IPX Routing274 Enterasys Xpedition User Reference ManualEnabling SAPIPX SAP is enabled by default on the XP. You must first create an IPX

Enterasys Xpedition User Reference Manual 275Configuring IPX RoutingCreating an IPX Access Control ListIPX access control lists control which IPX traf

Configuring IPX Routing276 Enterasys Xpedition User Reference ManualOnce an IPX SAP access control list has been created, you must apply the access co

Enterasys Xpedition User Reference Manual 277Monitoring an IPX NetworkMonitoring an IPX NetworkThe XP reports IPX interface information and RIP or SAP

Configuration Examples278 Enterasys Xpedition User Reference Manual!RIP Access Listacl 100 deny ipxrip 1 2!!RIP inbound filteracl 100 apply interface

Enterasys Xpedition User Reference Manual 279Chapter 22Access Control ListConfiguration GuideThis chapter explains how to configure and use Access Con

Enterasys Xpedition User Reference Manual iiiENTERASYS NETWORKS, INC.PROGRAM LICENSE AGREEMENTBEFORE OPENING OR UTILIZING THE ENCLOSED PRODUCT,CAREFUL

Activating the Configuration Changes and Saving the Configuration File10 Enterasys Xpedition User Reference Manual2. Enter the following command to co

ACL Basics280 Enterasys Xpedition User Reference ManualACL BasicsAn ACL consists of one or more rules describing a particular type of IP or IPX traffi

Enterasys Xpedition User Reference Manual 281ACL BasicsThese selection criteria are specified as fields of an ACL rule. The following syntax descripti

ACL Basics282 Enterasys Xpedition User Reference ManualHow ACL Rules are EvaluatedFor an ACL with multiple rules, the ordering of the rules is importa

Enterasys Xpedition User Reference Manual 283ACL BasicsWith the implicit deny rule, this ACL actually has three rules:If a packet comes in and doesn’t

Creating and Modifying ACLs284 Enterasys Xpedition User Reference ManualAllowing External Responses to Established TCP ConnectionsTypically organizati

Enterasys Xpedition User Reference Manual 285Creating and Modifying ACLsEditing ACLs OfflineYou can create and edit ACLs on a remote host and then upl

Using ACLs286 Enterasys Xpedition User Reference ManualFor example, to edit ACL 101, you issue the command acl-edit 101. The only restriction is that

Enterasys Xpedition User Reference Manual 287Using ACLsout of another interface (that is, the packet is to be routed) then a second ACL check is possi

Using ACLs288 Enterasys Xpedition User Reference ManualApplying ACLs to Layer-4 Bridging PortsACLs can also be created to permit or deny access to one

Enterasys Xpedition User Reference Manual 289Using ACLsNote the following about using Profile ACLs:• Only IP ACLs can be used as Profile ACLs. ACLs fo

Enterasys Xpedition User Reference Manual 11Backing up and Restoring the Startup Configuration FileIf a command that was originally configured to enco

Using ACLs290 Enterasys Xpedition User Reference ManualUsing Profile ACLs with the Traffic Rate Limiting FacilityTraffic rate limiting is a mechanism

Enterasys Xpedition User Reference Manual 291Using ACLsThe following command creates a Profile ACL called local. The local profile specifies as its se

Using ACLs292 Enterasys Xpedition User Reference ManualUsing Profile ACLs with the Web Caching FacilityWeb caching is the XP’s ability to direct HTTP

Enterasys Xpedition User Reference Manual 293Enabling ACL LoggingThis command creates a Profile ACL called prof5 that uses as its selection criteria a

Monitoring ACLs294 Enterasys Xpedition User Reference ManualBefore enabling ACL logging, you should consider its impact on performance. With ACL loggi

Enterasys Xpedition User Reference Manual 295Chapter 23SecurityConfiguration GuideSecurity OverviewThe XP provides security features that help control

Configuring XP Access Security296 Enterasys Xpedition User Reference Manual• RADIUS• TACACS• TACACS Plus• PasswordsConfiguring RADIUSYou can secure lo

Enterasys Xpedition User Reference Manual 297Configuring XP Access SecurityTo monitor RADIUS, enter the following commands in Enable mode:Configuring

Configuring XP Access Security298 Enterasys Xpedition User Reference ManualYou can configure up to five TACACS Plus server targets on the XP. A timeou

Enterasys Xpedition User Reference Manual 299Layer-2 Security FiltersMonitoring TACACS PlusYou can monitor TACACS Plus configuration and statistics wi

Backing up and Restoring the System Image12 Enterasys Xpedition User Reference ManualBacking up and Restoring the System ImageWhen you boot up the sys

Layer-2 Security Filters300 Enterasys Xpedition User Reference ManualA secure filter shuts down access to the XP based on MAC addresses. All packets r

Enterasys Xpedition User Reference Manual 301Layer-2 Security FiltersConfiguring Layer-2 Port-to-Address Lock FiltersPort address lock filters allow y

Layer-2 Security Filters302 Enterasys Xpedition User Reference ManualConfiguring Layer-2 Secure Port FiltersSecure port filters block access to a spec

Enterasys Xpedition User Reference Manual 303Layer-2 Security FiltersMonitoring Layer-2 Security FiltersThe XP provides display of Layer-2 security fi

Layer-2 Security Filters304 Enterasys Xpedition User Reference ManualDestination filter: No one from the engineering group (port et.1.1) should be all

Enterasys Xpedition User Reference Manual 305Layer-3 Access Control Lists (ACLs)Note: If the consultant’s MAC is detected on a different port, all of

Layer-4 Bridging and Filtering306 Enterasys Xpedition User Reference ManualLayer-4 Bridging and FilteringLayer-4 bridging is the XP’s ability to use l

Enterasys Xpedition User Reference Manual 307Layer-4 Bridging and FilteringCreating a Port-Based VLAN for Layer-4 BridgingThe ports to be used in Laye

Layer-4 Bridging and Filtering308 Enterasys Xpedition User Reference ManualCreating ACLs to Specify Selection Criteria for Layer-4 BridgingAccess cont

Enterasys Xpedition User Reference Manual 309Layer-4 Bridging and FilteringNotes• Layer-4 Bridging works for IP and IPX traffic only. The XP will drop

Enterasys Xpedition User Reference Manual 13Configuring System SettingsConfiguring System SettingsIn addition to the initial settings described in the

Layer-4 Bridging and Filtering310 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 311Chapter 24QoS ConfigurationGuideQoS & Layer-2/Layer-3/Layer-4 Flow OverviewThe XP allows network mana

QoS & Layer-2/Layer-3/Layer-4 Flow Overview312 Enterasys Xpedition User Reference ManualWithin the XP, QoS policies are used to classify Layer-2,

Enterasys Xpedition User Reference Manual 313Traffic Prioritization for Layer-2 FlowsPrecedence for Layer-3 FlowsA precedence from 1 - 7 is associated

Traffic Prioritization for Layer-2 Flows314 Enterasys Xpedition User Reference ManualThe VLAN ID in the QoS configuration must match the VLAN ID assig

Enterasys Xpedition User Reference Manual 315Traffic Prioritization for Layer-2 FlowsCreating and Applying a New Priority MapTo specify a priority map

Traffic Prioritization for Layer-3 & Layer-4 Flows316 Enterasys Xpedition User Reference ManualThe ability to specify per-port priority maps is en

Enterasys Xpedition User Reference Manual 317Traffic Prioritization for Layer-3 & Layer-4 FlowsSetting an IP QoS PolicyTo set a QoS policy on an I

Configuring XP Queueing Policy318 Enterasys Xpedition User Reference ManualSpecifying Precedence for an IPX QoS PolicyTo specify the precedence for an

Enterasys Xpedition User Reference Manual 319Weighted Random Early Detection (WRED)Weighted Random Early Detection (WRED)Random Early Detection (WRED)

Configuring System Settings14 Enterasys Xpedition User Reference ManualWhen you set DST by setting the time forward by an hour, saving it to the activ

ToS Rewrite320 Enterasys Xpedition User Reference ManualFor example, setting the ToS field to 0010 specifies that a packet will be routed on the most

Enterasys Xpedition User Reference Manual 321ToS RewriteThe ToS byte rewrite is part of the QoS priority classifier group. The entire ToS byte can be

Monitoring QoS322 Enterasys Xpedition User Reference ManualMonitoring QoSThe XP provides display of QoS statistics and configurations contained in the

Enterasys Xpedition User Reference Manual 323Limiting Traffic RateLimiting Traffic RateNote: Some commands in this facility require updated XP hardwar

Limiting Traffic Rate324 Enterasys Xpedition User Reference ManualTo enable aggregate rate limiting mode on the XP, enter the following command in Con

Enterasys Xpedition User Reference Manual 325Limiting Traffic RateTo define a port rate limit policy, enter one of the following commands in Configure

Limiting Traffic Rate326 Enterasys Xpedition User Reference ManualTo define an aggregate rate limit policy and apply the policy to an interface, enter

Enterasys Xpedition User Reference Manual 327Limiting Traffic RateTraffic from two interfaces, ‘ipclient1’ with IP address 1.2.2.2 and ‘ipclient2’ wit

Limiting Traffic Rate328 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 329Chapter 25PerformanceMonitoring GuidePerformance Monitoring OverviewThe XP is a full wire-speed layer-2,

Enterasys Xpedition User Reference Manual 15Chapter 3Using the CLIThis chapter provides information about the XP’s Command Line Interface (CLI). The X

Performance Monitoring Overview330 Enterasys Xpedition User Reference ManualShow information about the master MAC table.l2-tables show mac-table-stats

Enterasys Xpedition User Reference Manual 331Configuring the XP for Port MirroringConfiguring the XP for Port MirroringThe XP allows you to monitor ac

Monitoring Broadcast Traffic332 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 333Chapter 26RMONConfiguration GuideRMON OverviewYou can employ Remote Network Monitoring (RMON) in your net

Configuring and Enabling RMON334 Enterasys Xpedition User Reference ManualConfiguring and Enabling RMONBy default, RMON is disabled on the XP. To conf

Enterasys Xpedition User Reference Manual 335Configuring and Enabling RMONRMON GroupsThe RMON MIB groups are defined in RFCs 1757 (RMON 1) and 2021 (R

Configuring and Enabling RMON336 Enterasys Xpedition User Reference ManualStandard RMON GroupsThis section describes the RMON groups that are enabled

Enterasys Xpedition User Reference Manual 337Configuring and Enabling RMONControl TablesMany RMON groups contain both control and data tables. Control

Using RMON338 Enterasys Xpedition User Reference ManualA row in the control table is created for each port on the XP, with the owner set to “monitor”.

Enterasys Xpedition User Reference Manual 339Configuring RMON GroupsTo find out which host or user is using these applications/protocols on this port,

Command Modes16 Enterasys Xpedition User Reference ManualThe default name is XP unless it has been changed during initial configuration. Refer to the

Configuring RMON Groups340 Enterasys Xpedition User Reference ManualTo configure the Filter group, you must configure both the Channel and Filter cont

Enterasys Xpedition User Reference Manual 341Configuring RMON GroupsConfiguration ExamplesThis section shows examples of configuration commands that s

Displaying RMON Information342 Enterasys Xpedition User Reference Manual• Samples taken at 300 second (5 minute) intervals.• A “Startup” alarm generat

Enterasys Xpedition User Reference Manual 343Displaying RMON Information1To display Ethernet statistics and related statistics for WAN ports, RMON has

Displaying RMON Information344 Enterasys Xpedition User Reference ManualThe following shows Host table output without a CLI filter:The following shows

Enterasys Xpedition User Reference Manual 345Troubleshooting RMONCreating RMON CLI FiltersTo create RMON CLI filters, use the following CLI command in

Troubleshooting RMON346 Enterasys Xpedition User Reference ManualCheck the following fields on the rmon show status command output:1. Make sure that R

Enterasys Xpedition User Reference Manual 347Allocating Memory to RMONAllocating Memory to RMONRMON allocates memory depending on the number of ports

Allocating Memory to RMON348 Enterasys Xpedition User Reference ManualTo set the amount of memory allocated to RMON, use the following CLI command in

Enterasys Xpedition User Reference Manual 349Chapter 27LFAP ConfigurationGuideOverviewThe Lightweight Flow Accounting Protocol (LFAP) agent, defined i

Enterasys Xpedition User Reference Manual 17Establishing Telnet SessionsEstablishing Telnet SessionsYou can establish a management connection to the X

Enterasys’ Traffic Accounting Services350 Enterasys Xpedition User Reference ManualEnterasys’ Traffic Accounting ServicesEnterasys’s Accounting Servic

Enterasys Xpedition User Reference Manual 351Configuring the LFAP Agent on the XPUp to three FAS systems can be configured on an XP, although the XP c

Monitoring the LFAP Agent on the XP352 Enterasys Xpedition User Reference ManualMonitoring the LFAP Agent on the XPThe lfap show commands display info

Enterasys Xpedition User Reference Manual 353Chapter 28WAN ConfigurationGuideThis chapter provides an overview of Wide Area Network (WAN) applications

WAN Overview354 Enterasys Xpedition User Reference ManualConfiguring WAN InterfacesConfiguring IP & IPX interfaces for the WAN is generally the sa

Enterasys Xpedition User Reference Manual 355WAN OverviewMapped AddressesMapped peer IP/IPX addresses are very similar to static addresses in that InA

WAN Overview356 Enterasys Xpedition User Reference ManualForcing Bridged EncapsulationWAN for the XP has the ability to force bridged packet encapsula

Enterasys Xpedition User Reference Manual 357WAN OverviewNature of the DataIn general, data that is already compressed cannot be compressed any furthe

WAN Overview358 Enterasys Xpedition User Reference ManualPacket EncryptionPacket encryption allows data to travel through unsecured networks. You can

Enterasys Xpedition User Reference Manual 359WAN OverviewFor example, if you want to apply a source MAC address filter to a WAN serial card located in

Getting Help with CLI Commands18 Enterasys Xpedition User Reference ManualTo set command completion, enter the following command in either Configure m

Frame Relay Overview360 Enterasys Xpedition User Reference ManualRandom Early Discard (RED)RED allows network operators to manage traffic during perio

Enterasys Xpedition User Reference Manual 361Configuring Frame Relay Interfaces for the XPVirtual CircuitsYou can think of a Virtual Circuit (VC) as a

Configuring Frame Relay Interfaces for the XP362 Enterasys Xpedition User Reference ManualThen, you must set up a frame relay virtual circuit (VC). Th

Enterasys Xpedition User Reference Manual 363Monitoring Frame Relay WAN PortsMonitoring Frame Relay WAN PortsOnce you have configured your frame relay

Point-to-Point Protocol (PPP) Overview364 Enterasys Xpedition User Reference Manual• Committed information rate (CIR) of 20 million bits per second• L

Enterasys Xpedition User Reference Manual 365Configuring PPP InterfacesUse of LCP Magic NumbersLCP magic numbers enable you to detect situations where

Configuring PPP Interfaces366 Enterasys Xpedition User Reference ManualAfter you configure one or more service profiles for your PPP interface(s), you

Enterasys Xpedition User Reference Manual 367Monitoring PPP WAN PortsCompression on MLP Bundles or LinksCompression can be applied on either a bundle

PPP Port Configuration368 Enterasys Xpedition User Reference ManualPPP Port ConfigurationTo configure PPP WAN ports, you must first define the type an

Enterasys Xpedition User Reference Manual 369WAN Configuration ExamplesWAN Configuration ExamplesSimple Configuration FileThe following is an example

Enterasys Xpedition User Reference Manual 19Getting Help with CLI CommandsYou can also type the ? character while entering in a command line to see a

WAN Configuration Examples370 Enterasys Xpedition User Reference ManualMulti-Router WAN ConfigurationThe following is a diagram of a multi-router WAN

Enterasys Xpedition User Reference Manual 371WAN Configuration ExamplesRouter R1 Configuration FileThe following configuration file applies to Router

WAN Configuration Examples372 Enterasys Xpedition User Reference ManualRouter R3 Configuration FileThe following configuration file applies to Router

Enterasys Xpedition User Reference Manual 373WAN Configuration ExamplesRouter R5 Configuration FileThe following configuration file applies to Router

WAN Configuration Examples374 Enterasys Xpedition User Reference Manualframe-relay create vc port hs.3.1.106frame-relay define service CIRforR1toR6 ci

iv Enterasys Xpedition User Reference ManualENTERASYS DISCLAIMS ALL WARRANTIES, OTHER THAN THOSE SUPPLIED TO YOU BY ENTERASYS IN WRITING, EITHER EXPRE

Getting Help with CLI Commands20 Enterasys Xpedition User Reference ManualIf you are entering several commands for the same subsystem, you can enter t

Enterasys Xpedition User Reference Manual 21Getting Help with CLI CommandsCtrl-jCarriage return (executes command)Ctrl-kKill line from cursor to end o

Port Names22 Enterasys Xpedition User Reference ManualPort NamesThe term port refers to a physical connector on a line card installed in the XP. The f

Enterasys Xpedition User Reference Manual 23Port Names<port-number> is the number assigned to the connector on the line card. The range and assi

Port Names24 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 25Chapter 4Hot Swapping LineCards and ControlModulesHot Swapping OverviewHot swapping is the ability to repl

Hot Swapping Line Cards26 Enterasys Xpedition User Reference ManualThis chapter provides instructions for the following tasks:• Hot swapping line card

Enterasys Xpedition User Reference Manual 27Hot Swapping Line CardsAlternately, if you have not removed a line card you deactivated with the system ho

Hot Swapping a Secondary Control Module28 Enterasys Xpedition User Reference ManualTo set this up, you must include configuration statements for both

Enterasys Xpedition User Reference Manual 29Hot Swapping a Secondary Control ModuleWhen you press the Hot Swap button, all the LEDs on the Control Mod

Enterasys Xpedition User Reference Manual vDECLARATION OF CONFORMITYApplication of Council Directive(s): 89/336/EEC73/23/EECManufacturer’s Name: Enter

Hot Swapping a Switching Fabric Module (XP-8600 only)30 Enterasys Xpedition User Reference Manual2. Tighten the captive screws on each side of the Con

Enterasys Xpedition User Reference Manual 31Hot Swapping a GBIC (ER16 only)Removing the Switching Fabric ModuleTo remove the Switching Fabric Module:1

Hot Swapping a GBIC (ER16 only)32 Enterasys Xpedition User Reference Manual3. Using thumb and forefinger, compress the extractor tabs on both sides of

Enterasys Xpedition User Reference Manual 33Chapter 5BridgingConfiguration GuideBridging Overview The Enterasys Xpedition provides the following bridg

VLAN Overview34 Enterasys Xpedition User Reference ManualAddress-based bridging - The XP performs this type of bridging by looking up the destination

Enterasys Xpedition User Reference Manual 35VLAN OverviewDetailed information about these types of VLANs is beyond the scope of this manual. Each type

VLAN Overview36 Enterasys Xpedition User Reference ManualPolicy-based VLANsPolicy-based VLANs are the most general definition of VLANs. Each incoming

Enterasys Xpedition User Reference Manual 37VLAN OverviewThe XP can also be used purely as a router, i.e., each physical port of the XP is a separate

VLAN Overview38 Enterasys Xpedition User Reference ManualAccess Ports and Trunk Ports (802.1P and 802.1Q support)The ports of an XP can be classified

Enterasys Xpedition User Reference Manual 39Configuring XP Bridging FunctionsConfiguring XP Bridging FunctionsConfiguring Address-based or Flow-based

vi Enterasys Xpedition User Reference Manual

Configuring XP Bridging Functions40 Enterasys Xpedition User Reference ManualTo change a port from flow-based bridging to address-based bridging, ente

Enterasys Xpedition User Reference Manual 41Configuring XP Bridging FunctionsSetting the Bridge PriorityYou can globally configure the priority of an

Configuring XP Bridging Functions42 Enterasys Xpedition User Reference ManualAdjusting Bridge Protocol Data Unit (BPDU) IntervalsYou can adjust BPDU i

Enterasys Xpedition User Reference Manual 43Configuring a Port- or Protocol-Based VLANTo change the default interval setting, enter the following comm

Configuring a Port- or Protocol-Based VLAN44 Enterasys Xpedition User Reference ManualConfiguring VLANs for BridgingThe XP allows you to create VLANs

Enterasys Xpedition User Reference Manual 45Monitoring BridgingMonitoring BridgingThe XP provides display of bridging statistics and configurations co

Configuration Examples46 Enterasys Xpedition User Reference ManualCreating a non-IP/non-IPX VLANIn this example, SNA, DECnet, and AppleTalk hosts are

Enterasys Xpedition User Reference Manual 47Chapter 6SmartTRUNKConfiguration GuideOverviewThis chapter explains how to configure and monitor SmartTRUN

Configuring SmartTRUNKs48 Enterasys Xpedition User Reference ManualConfiguring SmartTRUNKsTo create a SmartTRUNK:1. Create a SmartTRUNK and specify a

Enterasys Xpedition User Reference Manual 49Monitoring SmartTRUNKsTo add ports to a SmartTRUNK, enter the following command in Configure mode:Specify

Enterasys Xpedition User Reference Manual viiContentsChapter 1: Introduction ...

Example Configurations50 Enterasys Xpedition User Reference ManualExample ConfigurationsThe following shows a network design based on SmartTRUNKs. R1

Enterasys Xpedition User Reference Manual 51Example ConfigurationsThe following is the SmartTRUNK configuration for the XP labeled ‘R1’ in the diagram

Example Configurations52 Enterasys Xpedition User Reference Manual

Enterasys Xpedition User Reference Manual 53Chapter 7ATM ConfigurationGuideATM OverviewThis chapter provides an overview of the Asynchronous Transfer

Virtual Channels54 Enterasys Xpedition User Reference ManualVirtual ChannelsA virtual channel is a point-to-point connection that exists within a phys

Enterasys Xpedition User Reference Manual 55Service Profile DefinitionCreating a Service Profile DefinitionTo create a service profile definition, ent

Service Profile Definition56 Enterasys Xpedition User Reference Manualpcr-kbits Specifies the Peak Cell Rate, which defines the maximum cell transmiss

Enterasys Xpedition User Reference Manual 57Cell Scramblingservice <string>Specifies the name of the service profile definition which you want t

Cell Scrambling58 Enterasys Xpedition User Reference ManualTo enable cell scrambling on an ATM port, enter the following command in Configure mode:Ena

Enterasys Xpedition User Reference Manual 59Cell MappingThe following is a description of the parameters used to enable cell scrambling:port <port

Contentsviii Enterasys Xpedition User Reference ManualHot Swapping One Type of Line Card With Another...27H

Creating a Non-Zero VPI60 Enterasys Xpedition User Reference ManualCreating a Non-Zero VPIThe Virtual Path Identifier defines a virtual path, a groupi

Enterasys Xpedition User Reference Manual 61Displaying ATM Port InformationDisplaying ATM Port InformationThere are a variety of ATM statistics that c

Displaying ATM Port Information62 Enterasys Xpedition User Reference ManualTo display information about the service definition on an ATM port:The foll

Enterasys Xpedition User Reference Manual 63Displaying ATM Port InformationTo display information about the port settings on an ATM port:The following

Displaying ATM Port Information64 Enterasys Xpedition User Reference Manual• Framing Shows the type of framing scheme.cbit-parity is used for T3 frami

Enterasys Xpedition User Reference Manual 65ATM Sample Configuration 1ATM Sample Configuration 1Consider the following network configuration:The netwo

ATM Sample Configuration 166 Enterasys Xpedition User Reference ManualConfiguring an Interface on each Ethernet PortThere are two separate VLANs in th

Enterasys Xpedition User Reference Manual 67ATM Sample Configuration 1Applying an ATM Service ProfileAfter defining a service profile on XP1 and XP2,

ATM Sample Configuration 168 Enterasys Xpedition User Reference ManualCreating an IP route allows the interfaces on the ATM ports to act as gateways t

Enterasys Xpedition User Reference Manual 69ATM Sample Configuration 2ATM Sample Configuration 2Consider the following network configuration:Suppose y

Enterasys Xpedition User Reference Manual ixContentsChapter 6: SmartTRUNK Configuration Guide...47Overview.

ATM Sample Configuration 270 Enterasys Xpedition User Reference ManualSubnet B consists of users who require less stringent requirements and are mainl

Enterasys Xpedition User Reference Manual 71ATM Sample Configuration 2The following command creates a virtual channel on port at.3.1 with VPI=0 and VC

ATM Sample Configuration 272 Enterasys Xpedition User Reference ManualApplying an ATM Service ProfileThe following command applies the ‘ubrservice’ se

Enterasys Xpedition User Reference Manual 73ATM Sample Configuration 2The following command specifies 30.1.1.128/24 as the gateway for the IP ACL ‘sub

ATM Sample Configuration 274 Enterasys Xpedition User Reference ManualApply the IP Policy to the Ethernet PortThe following command applies the IP pol

Enterasys Xpedition User Reference Manual 75Chapter 8Packet-over-SONETConfiguration GuideOverviewThis chapter explains how to configure and monitor pa

Configuring Packet-over-SONET Links76 Enterasys Xpedition User Reference Manualyou can configure the interface as part of a VLAN for PoS links. You ca

Enterasys Xpedition User Reference Manual 77Configuring Automatic Protection SwitchingWhen you create the point-to-point interface as shown above, the

Configuring Automatic Protection Switching78 Enterasys Xpedition User Reference ManualIf the working circuit is disrupted or the bit error rates on th

Enterasys Xpedition User Reference Manual 79Specifying Bit Error Rate ThresholdsNote: You can only specify one option, lockoutprot, forced or manual,