Allied Telesis AT-8824 Guida di Installazione

Release NoteSoftware Version 2.7.5For AT-8800, Rapier i, AT-8700XL, AT-8600, AT-9900, AT-8900 and AT-9800 Series Switches and AR400 and AR700 Series R

10 MSS Clamping Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset ppp templateSyntax SET PPP TEMPlate=template [AUTHENTICATION={CHAP|EITHER|PAP

1-22 disable wanlb resource Release NoteSoftware Version 2.7.5C613-10454-00 REV Adisable wanlb resourceSyntax DISable WANLB RESource={ALL|interface} [

WAN Load Balancing enable wanlb 1-23Software Version 2.7.5C613-10454-00 REV Aenable wanlbSyntax ENAble WANLBDescription This command enables the WAN l

1-24 enable wanlb debug Release NoteSoftware Version 2.7.5C613-10454-00 REV Aenable wanlb debugSyntax ENAble WANLB DEBug[={ALL|ABD|HEALthcheck|IP|RESo

WAN Load Balancing enable wanlb healthcheck 1-25Software Version 2.7.5C613-10454-00 REV Aenable wanlb healthcheckSyntax ENAble WANLB HEALthcheckDescri

1-26 enable wanlb resource Release NoteSoftware Version 2.7.5C613-10454-00 REV Aenable wanlb resourceSyntax ENAble WANLB RESource={ALL|interface}Descr

WAN Load Balancing reset wanlb resource 1-27Software Version 2.7.5C613-10454-00 REV Areset wanlb resourceSyntax RESET WANLB RESource={ALL|interface}De

1-28 reset wanlb resource counter Release NoteSoftware Version 2.7.5C613-10454-00 REV Areset wanlb resource counterSyntax RESET WANLB RESource={interf

WAN Load Balancing set wanlb 1-29Software Version 2.7.5C613-10454-00 REV Aset wanlbSyntax SET WANLB [ORPhantimeout={OFF|1..65535}] [SELect={ROundrobin

1-30 set wanlb abd Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset wanlb abdSyntax SET WANLB ABD [RESOLution=200..5000] [UPDAteinterval=1..14

WAN Load Balancing set wanlb abd 1-31Software Version 2.7.5C613-10454-00 REV AExamples To change the resolution interval to 500 milliseconds use the c

Software Version 2.7.5 11Software Version 2.7.5C613-10454-00 REV Ashow ppp pppoeSyntax SHow PPP PPPoeDescription The output of this command includes a

1-32 set wanlb healthcheck Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset wanlb healthcheckSyntax SET WANLB HEALthcheck [INTerval=1..300] [F

WAN Load Balancing set wanlb resource 1-33Software Version 2.7.5C613-10454-00 REV Aset wanlb resourceSyntax SET WANLB RESource=interface [HEALthchecks

1-34 show wanlb Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow wanlbSyntax SHow WANLBDescription This command displays information about th

WAN Load Balancing show wanlb debug 1-35Software Version 2.7.5C613-10454-00 REV AExample To display the current configuration and status of WAN load b

1-36 show wanlb healthcheck Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow wanlb healthcheckSyntax SHow WANLB HEALthcheckDescription This c

WAN Load Balancing show wanlb resource 1-37Software Version 2.7.5C613-10454-00 REV Ashow wanlb resourceSyntax SHow WANLB RESource[={ALL|interface}] [H

1-38 show wanlb resource Release NoteSoftware Version 2.7.5C613-10454-00 REV ATable 1-5: Parameters in the summary output from the show wanlb resource

WAN Load Balancing show wanlb resource 1-39Software Version 2.7.5C613-10454-00 REV AFigure 1-8: Example output from the show wanlb resource=all comman

1-40 show wanlb resource Release NoteSoftware Version 2.7.5C613-10454-00 REV ATable 1-6: Parameters in the detailed output from the show wanlb resourc

WAN Load Balancing show wanlb resource 1-41Software Version 2.7.5C613-10454-00 REV AResource Up events The number of times the resource's state h

12 MSS Clamping Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow ppp templateSyntax SHow PPP TEMPLATE[=template] [DEBUG]Description The outpu

1-42 show wanlb resource Release NoteSoftware Version 2.7.5C613-10454-00 REV AFigure 1-9: example output from the show wanlb resource=ppp0 healthcheck

WAN Load Balancing show wanlb resource 1-43Software Version 2.7.5C613-10454-00 REV AExample To display general information for all of the resources, u

1-44 show wanlb sessions Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow wanlb sessionsSyntax SHow WANLB SEssions [RESource=interface]Descri

Chapter 2Filtering IP RoutesIntroduction ... 2-3Types

2-2 Release NoteSoftware Version 2.7.5C613-10454-00 REV Adelete ip routemap ...

Filtering IP Routes 2-3Software Version 2.7.5C613-10454-00 REV AIntroductionThis chapter describes the router or switch’s functions for filtering IP r

2-4 Release NoteSoftware Version 2.7.5C613-10454-00 REV ATypes of FiltersThe type of filter to use depends on the route source and the point at which

Filtering IP Routes 2-5Software Version 2.7.5C613-10454-00 REV AFor OSPF, you can use prefix lists in a route map, and then use the route map: to fil

2-6 Release NoteSoftware Version 2.7.5C613-10454-00 REV AThe following figure shows valid combinations of action and clause inside a route map.Figure

Filtering IP Routes 2-7Software Version 2.7.5C613-10454-00 REV AFor OSPF, you can use route maps: to filter routes from OSPF before adding them to th

Software Version 2.7.5 13Software Version 2.7.5C613-10454-00 REV AReflecting TOS onto L2TP-tunnelled PacketsQuality of Service (QoS) for L2TP-tunnelle

2-8 Release NoteSoftware Version 2.7.5C613-10454-00 REV AAbout IP FiltersDescription An IP filter filters routes if it has a filter ID number in the r

Filtering IP Routes 2-9Software Version 2.7.5C613-10454-00 REV ACreating AS Path Lists for BGPTo create an AS path list and add entries to it, use one

2-10 Release NoteSoftware Version 2.7.5C613-10454-00 REV AWhen a BGP process passes an update message through a route map:1. It checks the entries in

Filtering IP Routes 2-11Software Version 2.7.5C613-10454-00 REV AThen use the AS path list in the match clause of a route map by using the command:add

2-12 Release NoteSoftware Version 2.7.5C613-10454-00 REV AExample comparingAS path filter androute mapCompare this configuration, which uses an AS pat

Filtering IP Routes 2-13Software Version 2.7.5C613-10454-00 REV AMatching onMEDAn entry that matches on med lets you select or discard routes with a p

2-14 Release NoteSoftware Version 2.7.5C613-10454-00 REV ANote that the action of the prefix list and of the route map entry are separate. Table 2-2

Filtering IP Routes 2-15Software Version 2.7.5C613-10454-00 REV AHow to configure an entry with a set clauseOnce you have determined what update messa

2-16 Release NoteSoftware Version 2.7.5C613-10454-00 REV ACreating Route Maps for OSPFA route map consists of multiple entries, which are in effect in

Filtering IP Routes 2-17Software Version 2.7.5C613-10454-00 REV AMatching on metric An entry that matches on metric lets you select or discard all rou

14 Reflecting TOS onto L2TP-tunnelled Packets Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes the

2-18 Release NoteSoftware Version 2.7.5C613-10454-00 REV AMatching onroute sourceAn entry that matches on routesource lets you select or discard route

Filtering IP Routes 2-19Software Version 2.7.5C613-10454-00 REV AHow to configure an entry with a set clauseOnce you have determined what routes a rou

2-20 Release NoteSoftware Version 2.7.5C613-10454-00 REV ACreating IP FiltersTo create an IP filter that will filter routes, use the command:add ip fi

Filtering IP Routes 2-21Software Version 2.7.5C613-10454-00 REV AApplying Filters When Writing to the RIBWhen the router or switch receives informatio

2-22 Release NoteSoftware Version 2.7.5C613-10454-00 REV AApplying route maps To use a route map to filter or modify update messages that it receives

Filtering IP Routes 2-23Software Version 2.7.5C613-10454-00 REV AApplying Filters When Redistributing from the RIBThe router or switch is able to impo

2-24 Release NoteSoftware Version 2.7.5C613-10454-00 REV AFiltering when copying routes to OSPFOSPF: can import BGP routes, with or without filtering

Filtering IP Routes 2-25Software Version 2.7.5C613-10454-00 REV AFiltering when copying routes to RIPRIP can import static and OSPF routes. It also au

2-26 Release NoteSoftware Version 2.7.5C613-10454-00 REV AApplying Filters Before Advertising RoutesRouting protocols send their neighbours or peers i

Filtering IP Routes 2-27Software Version 2.7.5C613-10454-00 REV AApplying AS pathlistsTo apply an AS path list directly as a filter on a BGP peer, use

Software Version 2.7.5 15Software Version 2.7.5C613-10454-00 REV Aset l2tp callSyntax SET L2TP CALL=name [DIAL=number] [IP=ipadd] [NUMber={ON|OFF|STAR

2-28 Release NoteSoftware Version 2.7.5C613-10454-00 REV AFiltering when using RIP to advertise routesTo filter routes before advertising them with RI

Filtering IP Routes 2-29Software Version 2.7.5C613-10454-00 REV AOverview of Filters for each Route SourceThe sections above describe each type of fil

2-30 Release NoteSoftware Version 2.7.5C613-10454-00 REV AOpen Shortest Path First (OSPF)When the router or switch runs OSPF, it receives routing info

Filtering IP Routes 2-31Software Version 2.7.5C613-10454-00 REV ALimitations of routefiltering on OSPFAs the previous diagram shows, the OSPF LSA data

2-32 Release NoteSoftware Version 2.7.5C613-10454-00 REV ARouting Information Protocol (RIP)When the router or switch runs RIP, it receives routing in

Filtering IP Routes 2-33Software Version 2.7.5C613-10454-00 REV AStatically-Configured RoutesYou can manually enter routing information into the route

2-34 Release NoteSoftware Version 2.7.5C613-10454-00 REV AConfiguration ExamplesThese examples apply filters to BGP routes in the following situations

Filtering IP Routes 2-35Software Version 2.7.5C613-10454-00 REV AFiltering When Writing BGP Routes to the RIB: Using a Route MapThis example extends t

2-36 Release NoteSoftware Version 2.7.5C613-10454-00 REV AFiltering Before Advertising Routes with BGP: Using an AS Path FilterThis example extends th

Filtering IP Routes 2-37Software Version 2.7.5C613-10454-00 REV AFiltering Before Advertising Routes with BGP: Using a Route MapThis example extends t

16 Reflecting TOS onto L2TP-tunnelled Packets Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow l2tp callSyntax SHow L2TP CALL[=name]Descripti

2-38 Release NoteSoftware Version 2.7.5C613-10454-00 REV AFiltering Inbound and Outbound BGP Routes: Using CommunitiesThis example extends the basic B

Filtering IP Routes 2-39Software Version 2.7.5C613-10454-00 REV AThis community list consists of those routes with the community attribute value set t

2-40 add ip aspathlist Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand ReferenceThis section describes the commands available on the rout

Filtering IP Routes add ip aspathlist 2-41Software Version 2.7.5C613-10454-00 REV AExamples To add an entry to AS path list 1 that matches all AS path

2-42 add ip communitylist Release NoteSoftware Version 2.7.5C613-10454-00 REV Aadd ip communitylistSyntax ADD IP COMmunitylist=1..99 [ENTry=1..4294967

Filtering IP Routes add ip communitylist 2-43Software Version 2.7.5C613-10454-00 REV AExamples To add an entry to community list 1 that matches commun

2-44 add ip prefixlist Release NoteSoftware Version 2.7.5C613-10454-00 REV Aadd ip prefixlistSyntax ADD IP PREFIXList=name ENTry=1..65535 [ACTion={MAT

Filtering IP Routes add ip prefixlist 2-45Software Version 2.7.5C613-10454-00 REV AExamples To match only routes from the 192.168.0.0/16 network, use

2-46 add ip route filter Release NoteSoftware Version 2.7.5C613-10454-00 REV Aadd ip route filterSyntax ADD IP ROUte FILter[=filter-id] IP=ipadd MASK=

Filtering IP Routes add ip route filter 2-47Software Version 2.7.5C613-10454-00 REV ADIrection Whether the router or switch applies this filter to rou

Software Version 2.7.5 17Software Version 2.7.5C613-10454-00 REV Ashow l2tp userSyntax SHow L2TP USER[=mapping]Description This command displays attri

2-48 add ip route filter Release NoteSoftware Version 2.7.5C613-10454-00 REV AExamples To add a route filter that includes RIP-derived routes from all

Filtering IP Routes add ip routemap 2-49Software Version 2.7.5C613-10454-00 REV Aadd ip routemapSyntax for anempty entryADD IP ROUTEMap=routemap ENTry

2-50 add ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AADD IP ROUTEMap=routemap ENTry=1..4294967295 [ACtion=INCLude] SET MED={0..42

Filtering IP Routes add ip routemap 2-51Software Version 2.7.5C613-10454-00 REV AParameters for bothmatch and setclausesParameters formatch clausesPar

2-52 add ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AEXAct Whether the community attribute in an update message must precisely ma

Filtering IP Routes add ip routemap 2-53Software Version 2.7.5C613-10454-00 REV APREFIXList The name of a prefix list. A route matches the route map e

2-54 add ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AParameters for setclausesParameter DescriptionSET Adds a set clause to the e

Filtering IP Routes add ip routemap 2-55Software Version 2.7.5C613-10454-00 REV ABGPDampid The BGP route flap damping ID that is given to matching rou

2-56 delete ip aspathlist Release NoteSoftware Version 2.7.5C613-10454-00 REV AExamples To add a route map entry that sets the community attribute to

Filtering IP Routes delete ip prefixlist 2-57Software Version 2.7.5C613-10454-00 REV Adelete ip communitylistSyntax DELete IP COMmunitylist=1..99 [ENT

18 New Speed and Duplex Mode Options Release NoteSoftware Version 2.7.5C613-10454-00 REV ANew Speed and Duplex Mode OptionsSoftware Version 2.7.5 exte

2-58 delete ip route filter Release NoteSoftware Version 2.7.5C613-10454-00 REV Adelete ip route filterSyntax DELete IP ROUte FILter=1..100Description

Filtering IP Routes delete ip routemap 2-59Software Version 2.7.5C613-10454-00 REV Adelete ip routemapSyntax DELete IP ROUTEMap=routemapDELete IP ROUT

2-60 set ip prefixlist Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset ip prefixlistSyntax SET IP PREFIXList=name ENTry=1..65535 [ACTion={MAT

Filtering IP Routes set ip prefixlist 2-61Software Version 2.7.5C613-10454-00 REV AExamples To modify entry 1 in prefix list sample1 so that it matche

2-62 set ip route filter Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset ip route filterSyntax SET IP ROUte FILter=filter-id [IP=ipadd] [MASK

Filtering IP Routes set ip route filter 2-63Software Version 2.7.5C613-10454-00 REV ADIrection Whether the router or switch applies this filter to rou

2-64 set ip route filter Release NoteSoftware Version 2.7.5C613-10454-00 REV AExamples To modify route filter 1 to include only OSPF-derived routes, u

Filtering IP Routes set ip routemap 2-65Software Version 2.7.5C613-10454-00 REV Aset ip routemapSyntax to change theactionSET IP ROUTEMap=routemap ENT

2-66 set ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV ASET IP ROUTEMap=routemap ENTry=1..4294967295 [ACtion=INCLude] SET LOCalpref=

Filtering IP Routes set ip routemap 2-67Software Version 2.7.5C613-10454-00 REV AParameters formatch clausesParameter DescriptionMAtch Modifies the ma

Software Version 2.7.5 19Software Version 2.7.5C613-10454-00 REV AFor different types of port on AT-9900 series switches, the valid speed options are

2-68 set ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AMETric The OSPF metric or a range of metric values. A route matches the rout

Filtering IP Routes set ip routemap 2-69Software Version 2.7.5C613-10454-00 REV AROUTEType The type of route, which indicates whether the route is wit

2-70 set ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AParameters for setclausesParameter DescriptionSET Modifies a set clause in t

Filtering IP Routes set ip routemap 2-71Software Version 2.7.5C613-10454-00 REV ABGPDampid The BGP route flap damping ID that is given to matching rou

2-72 set ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV AExamples To change a route map entry number 10 so that it selects all routes

Filtering IP Routes show ip aspathlist 2-73Software Version 2.7.5C613-10454-00 REV Ashow ip aspathlistSyntax SHow IP ASPATHlist[=1..99]Description Thi

2-74 show ip communitylist Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow ip communitylistSyntax SHow IP COMmunitylist[=1..99] [OLDcommunit

Filtering IP Routes show ip prefixlist 2-75Software Version 2.7.5C613-10454-00 REV Ashow ip prefixlistSyntax SHow IP PREFIXList[=name]Description This

2-76 show ip prefixlist Release NoteSoftware Version 2.7.5C613-10454-00 REV AExamples To see the entries in prefix list “office”, use the command:sh i

Filtering IP Routes show ip route filter 2-77Software Version 2.7.5C613-10454-00 REV Ashow ip route filterSyntax SHow IP ROUte FILterDescription This

2 Introduction Release NoteSoftware Version 2.7.5C613-10454-00 REV AIntroductionAllied Telesyn announces the release of Software Version 2.7.5 on the

20 Disabling IP ARP Cache Refreshing Release NoteSoftware Version 2.7.5C613-10454-00 REV ADisabling IP ARP Cache RefreshingSoftware Release 2.7.5 enab

2-78 show ip routemap Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow ip routemapSyntax SHow IP ROUTEMap[=routemap] [OLDcommunityformat]wher

Filtering IP Routes show ip routemap 2-79Software Version 2.7.5C613-10454-00 REV A.Examples To display the IP route map with the name “import_static_m

Software Version 2.7.5 21Software Version 2.7.5C613-10454-00 REV Ashow ipSyntax SHow IPDescription This command displays general configuration informa

22 DHCP Option 82 Relay Release NoteSoftware Version 2.7.5C613-10454-00 REV ADHCP Option 82 Relay The existing DHCP and BOOTP functionality has been e

Software Version 2.7.5 23Software Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the changed por

24 DHCP Option 82 Relay Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset bootp relay option82Syntax SET BOOTp RELAy OPTion82 [CHEck={YES|NO|ON

Software Version 2.7.5 25Software Version 2.7.5C613-10454-00 REV Aset bootp relay option82 portSyntax SET BOOTp RELAy OPTion82 POrt={port-list|ALL} [S

26 DHCP Option 82 Relay Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow bootp relaySyntax SHow BOOTp RELAyDescription This command displays

Software Version 2.7.5 27Software Version 2.7.5C613-10454-00 REV Ashow bootp relay portSyntax SHow BOOTp RELAy POrt[={port-list|ALL}] where: port-lis

28 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV AIGMP EnhancementsSoftware Version 2.7.5 includes the following enhancements

Software Version 2.7.5 29Software Version 2.7.5C613-10454-00 REV AFiltering and ThrottlingIGMP filtering and throttling let you control the distributi

Software Version 2.7.5 3Software Version 2.7.5C613-10454-00 REV AUpgrading to Software Version 2.7.5Software Version 2.7.5 is available as a flash rel

30 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV AOrder of entries The order of entries in a filter is important. When IGMP tr

Software Version 2.7.5 31Software Version 2.7.5C613-10454-00 REV AIGMP ThrottlingIGMP throttling controls the maximum number of multicast groups that

32 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the cha

Software Version 2.7.5 33Software Version 2.7.5C613-10454-00 REV Acreate igmp filterSyntax CREate IGMP FILter=filter-idwhere: filter-id is a decimal

34 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Adestroy igmp filterSyntax DESTroy IGMP FILter=filter-idwhere: filter-id is

Software Version 2.7.5 35Software Version 2.7.5C613-10454-00 REV AIf an IGMP filter contains at least one entry, then Membership Reports for group add

36 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset switch portSyntax(AR400, AR700)SET SWItch POrt={port-list|ALL} [BCLimit=

Software Version 2.7.5 37Software Version 2.7.5C613-10454-00 REV ASyntax(AT-9800)SET SWItch POrt={port-list|ALL} [ACCeptable={ALL|VLAN}] [DESCription=

38 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV AExample To apply IGMP filter 1 to port 12, use the command:set swi po=12 igm

Software Version 2.7.5 39Software Version 2.7.5C613-10454-00 REV Ashow igmpsnoopingSyntax SHow IGMPSNooping [VLAN={vlan-name|1..4094}]where vlan-name

4 Overview of New Features Release NoteSoftware Version 2.7.5C613-10454-00 REV AOverview of New FeaturesThis section lists the new features and enhanc

40 IGMP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow switch portSyntax SHow SWItch POrt[={port-list|ALL}]where port-list is

Software Version 2.7.5 41Software Version 2.7.5C613-10454-00 REV AOSPF Network TypesOSPF treats the networks attached to OSPF interfaces as one of the

42 OSPF Network Types Release NoteSoftware Version 2.7.5C613-10454-00 REV AYou can add, delete or modify static neighbours by using the commands:add o

Software Version 2.7.5 43Software Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the changed por

44 OSPF Network Types Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset ospf interfaceSyntax SET OSPF INTerface=interface [AREa={BAckbone|area-

Software Version 2.7.5 45Software Version 2.7.5C613-10454-00 REV Ashow ospf interfaceSyntax SHow OSPF INTerface[=interface] [AREa={BAckbone|area-numbe

46 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV ABGP EnhancementsSoftware Version 2.7.5 includes the following enhancements fo

Software Version 2.7.5 47Software Version 2.7.5C613-10454-00 REV ACommand ChangesThere are no command changes for this enhancement.6 path type has ext

48 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV AAutomatic Summarising: Advertising as Few Routes as PossibleProblem When BGP

Software Version 2.7.5 49Software Version 2.7.5C613-10454-00 REV AConfiguringautomaticsummarisingIf you want to import routes from RIB into BGP and au

Software Version 2.7.5 5Software Version 2.7.5C613-10454-00 REV AMSS Clamping Maximum Segment Size (MSS) clamping functionality has been introduced to

50 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV AAggregating RoutesAbout routeaggregationWhen BGP receives routes from its pee

Software Version 2.7.5 51Software Version 2.7.5C613-10454-00 REV AImporting and Advertising the Default RouteSoftware Version 2.7.5 enables you to con

52 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the chan

Software Version 2.7.5 53Software Version 2.7.5C613-10454-00 REV Adisable bgp defaultoriginateSyntax DISable BGP DEFaultoriginateDescription This comm

54 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Aenable bgp defaultoriginateSyntax ENAble BGP DEFaultoriginateDescription This

Software Version 2.7.5 55Software Version 2.7.5C613-10454-00 REV Ashow bgpSyntax SHow BGPDescription The output of this command includes a new field.F

56 BGP Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow bgp peerSyntax SHow BGP PEer[=ipadd]Description The output of this comma

Software Version 2.7.5 57Software Version 2.7.5C613-10454-00 REV AClassifying According to the Layer 5 ByteSoftware Version 2.7.5 enables you to creat

58 Classifying According to the Layer 5 Byte Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each

Software Version 2.7.5 59Software Version 2.7.5C613-10454-00 REV A (optionally) bytemask, which is a 2-digit hexadecimal number. This specifies an ei

6 MSS Clamping Release NoteSoftware Version 2.7.5C613-10454-00 REV AExampleIf the MTU of a PPP interface is 1000 bytes, and you wish to limit the MSS

60 Classifying According to the Layer 5 Byte Release NoteSoftware Version 2.7.5C613-10454-00 REV A[L5BYTE07=byteoffset,bytevalue[,bytemask]] [L5BYTE08

Software Version 2.7.5 61Software Version 2.7.5C613-10454-00 REV Ashow classifierSyntax SHow CLASSifier[={rule-id|ALL}] [MACSaddr={macadd|ANY}] [MACDa

62 Classifying According to the Layer 5 Byte Release NoteSoftware Version 2.7.5C613-10454-00 REV AFigure 15: Example output from the show classifier c

Software Version 2.7.5 63Software Version 2.7.5C613-10454-00 REV AFirewall EnhancementsSoftware Version 2.7.5 includes the following enhancements to t

64 Firewall Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV ATo see the logging settings, use the command:show firewall policy[=polic

Software Version 2.7.5 65Software Version 2.7.5C613-10454-00 REV AUDP Port TimeoutExisting software versions allow you to configure a specific amount

66 Firewall Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the

Software Version 2.7.5 67Software Version 2.7.5C613-10454-00 REV Adelete firewall policy udpporttimeoutSyntax DELete FIREwall POLIcy=policy-name UDPPo

68 Firewall Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Adisable firewall policy debugSyntax DISable FIREwall POLIcy[=policy-name

Software Version 2.7.5 69Software Version 2.7.5C613-10454-00 REV Aenable firewall policy debugSyntax ENAble FIREwall POLIcy[=policy-name] DEBug={ALL|A

Software Version 2.7.5 7Software Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes the changed portions of modified comm

70 Firewall Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Aset firewall policy udpporttimeoutSyntax SET FIREwall POLIcy=policy-name

Software Version 2.7.5 71Software Version 2.7.5C613-10454-00 REV Ashow firewall policySyntax SHow FIREwall POLIcy[=policy-name] [COUnter] [SUMmary]whe

72 Firewall Enhancements Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow firewall policy udpporttimeoutSyntax SHow FIREwall POLIcy[=policy-n

Software Version 2.7.5 73Software Version 2.7.5C613-10454-00 REV Ashow firewall sessionSyntax SHow FIREwall SEssion[=session-number] [POLIcy=policy-na

74 WAN Load Balancing Release NoteSoftware Version 2.7.5C613-10454-00 REV AWAN Load BalancingWAN load balancing enables you to distribute your router&

Software Version 2.7.5 75Software Version 2.7.5C613-10454-00 REV AVRRP Preemption DelayPreemption delay support is an enhancement to the Virtual Route

76 VRRP Preemption Delay Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand Reference UpdatesThis section describes each new command and the

Software Version 2.7.5 77Software Version 2.7.5C613-10454-00 REV Aset vrrpSyntax SET VRRP=vr-identifier [ADINTerval=1..255][ADOPTvrip={ON|OFF}] [ADVer

78 VRRP Preemption Delay Release NoteSoftware Version 2.7.5C613-10454-00 REV Ashow vrrpSyntax SHow VRRP[=vr-identifier]Description This command displa

Chapter 1WAN Load BalancingIntroduction ... 1-2Operati

8 MSS Clamping Release NoteSoftware Version 2.7.5C613-10454-00 REV Acreate ppp templateSyntax CREate PPP TEMPlate=template [COPY=template] [AUTHENTICA

1-2 Release NoteSoftware Version 2.7.5C613-10454-00 REV AIntroductionThis chapter describes the WAN load balancing feature, how it is supported on the

WAN Load Balancing 1-3Software Version 2.7.5C613-10454-00 REV AWhen WAN load balancing is disabled, the router uses its existing routing protocols and

1-4 Release NoteSoftware Version 2.7.5C613-10454-00 REV AFor example, if a router has two ports A and B, and: • port A is configured with a weighting

WAN Load Balancing 1-5Software Version 2.7.5C613-10454-00 REV AWeighted Fast Response DistributionThis distribution method assigns new load balancer s

1-6 Release NoteSoftware Version 2.7.5C613-10454-00 REV AThe following figure shows how the round trip response times are used to determine which port

WAN Load Balancing 1-7Software Version 2.7.5C613-10454-00 REV AAssigning WeightsFor weighted least connect and weighted lottery, the WAN port's a

1-8 Release NoteSoftware Version 2.7.5C613-10454-00 REV AThe following figure illustrates the adaptive bandwidth Detection - Weight Calculation proces

WAN Load Balancing 1-9Software Version 2.7.5C613-10454-00 REV ATo determine a host's reachability, the router sends it a series of healthcheck pa

1-10 Release NoteSoftware Version 2.7.5C613-10454-00 REV AThe firewall shown has two public interfaces, WAN ISP1 and WAN ISP2, that are configured for

WAN Load Balancing 1-11Software Version 2.7.5C613-10454-00 REV AConfiguring WAN Load BalancingThis section gives a step by step procedure and simple c

Software Version 2.7.5 9Software Version 2.7.5C613-10454-00 REV Aset ppp Syntax SET PPP==ppp-interface [OVER=physical-interface] [AUTHENTICATION={CHAP

1-12 Release NoteSoftware Version 2.7.5C613-10454-00 REV A8 add firewall policy=policy-name interface=interface type={public|private} Add the firewall

WAN Load Balancing 1-13Software Version 2.7.5C613-10454-00 REV AConfiguration ExamplesThe following examples illustrate the steps required to configur

1-14 Release NoteSoftware Version 2.7.5C613-10454-00 REV ATo configure the WAN Balancer.1. Enable IPTo enable the IP routing module, if it has been di

WAN Load Balancing 1-15Software Version 2.7.5C613-10454-00 REV AFor weighted least connect selectionset wanlb select=wleastconnectFor weighted lottery

1-16 add wanlb healthcheck Release NoteSoftware Version 2.7.5C613-10454-00 REV ACommand ReferenceThis section describes the commands available on the

WAN Load Balancing add wanlb resource 1-17Software Version 2.7.5C613-10454-00 REV Aadd wanlb resourceSyntax ADD WANLB RESource=interface [HEALthchecks

1-18 delete wanlb healthcheck Release NoteSoftware Version 2.7.5C613-10454-00 REV Adelete wanlb healthcheckSyntax DELete WANLB HEALthcheck={1..3|ALL}D

WAN Load Balancing disable wanlb 1-19Software Version 2.7.5C613-10454-00 REV Adelete wanlb resourceSyntax DELete WANLB RESource={ALL|interface}Descrip

1-20 disable wanlb debug Release NoteSoftware Version 2.7.5C613-10454-00 REV Adisable wanlb debugSyntax DISable WANLB DEBug[={ABD|HEALthcheck|IP|RESou

WAN Load Balancing disable wanlb healthcheck 1-21Software Version 2.7.5C613-10454-00 REV Adisable wanlb healthcheckSyntax DISable WANLB HEALthcheckDes