From: Nigel Taylor (nigel_taylor@xxxxxxxxxxx)
Date: Tue Jan 30 2001 - 01:25:03 GMT-3
Alan,
Check the archives there was a good thread on this a couple of weeks
ago. I was working on the same issues.. and Fred provided a solution that
worked...
Nigel
>From: Alan Basinger <abasinge@swbell.net>
>Reply-To: Alan Basinger <abasinge@swbell.net>
>To: Ccielab <ccielab@groupstudy.com>
>Subject: RE:ISIS cciebootcamp lab #17
>Date: Mon, 29 Jan 2001 18:32:00 -0600
>
>Hi all,
>I am having an issue with getting ISIS operational in the lab. Between
>router 14 and router 5 over a frame link we are supposed to run ISIS type
>1.
>I have the link up frame map shows good and can ping the line. I configure
>bother routers with the command "router isis" use a net number of
>49.0001.7777.7777.7777.00 on 14 and 49.0001.5555.5555.5555.00 on router 5.
>I
>then configure the interface with "ip router isis" on the appropriate
>interfaces and loopbacks. No luck no isis routes in my routing table. I
>then
>added type 1 and 2 support to the config no luck. So I do a debug isis adj
>on r 14 and see it is sending a request for adj but does not get a reply.
>So
>I go to r5 and do the same and now I see something much worse.
>
>02:49:47: ISIS-Adj: rcvd state DOWN, old state INIT, new state INIT
>02:49:47: ISIS-Adj: Action = GOING UP, new type = L1L2
>02:49:48: ISIS-Adj: Encapsulation failed for level 1 IIH on Serial0/0
>02:49:50: ISIS-Adj: Encapsulation failed for level 2 IIH on Serial0/0
>02:49:50: ISIS-Adj: Encapsulation failed for level 1 IIH on Serial0/0
>02:49:52: ISIS-Adj: Sending L1 IIH on Loopback0
>02:49:53: ISIS-Adj: Encapsulation failed for level 2 IIH on Serial0/0
>02:49:53: ISIS-Adj: Encapsulation failed for level 1 IIH on Serial0/0
>02:49:54: ISIS-Adj: Sending L2 IIH on Loopback0
>02:49:56: ISIS-Adj: Encapsulation failed for level 2 IIH on Serial0/0
>02:49:56: ISIS-Adj: Rec serial IIH from DLCI 105 (Serial0/0), cir type
>L1L2,
>cir
> id 00
>
>My router is having encapsulation failures and the link is flapping but
>only
>for ISIS. I enable eigrp on the link on both ends and viola it works fine
>but still no ISIS.
>
>Please look at the configs and see if you can spot the issue???
>
>Regards,
>
>Alan Basinger
>Systems Engineer
>SBC DataComm
>Houston Texas
>abasinge@swbell.net
>
> | |
> ||| |||
> .|||||. .|||||.
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>
>
>Current configuration:
>!
>version 12.0
>service timestamps debug uptime
>service timestamps log uptime
>no service password-encryption
>!
>hostname r5
>!
>logging buffered 4096 debugging
>enable secret 5 $1$vf3N$7F8tFRZCDERvvrQjqh2jA.
>!
>memory-size iomem 20
>ip subnet-zero
>no ip domain-lookup
>!
>clns routing
>isdn switch-type basic-ni
>!
>!
> interface Loopback0
> ip address 15.15.5.5 255.255.255.0
> no ip directed-broadcast
> ip router isis
>!
>interface Ethernet0/0
> no ip address
> no ip directed-broadcast
> shutdown
>!
>interface Serial0/0
> ip address 10.1.12.194 255.255.255.240
> no ip directed-broadcast
> ip router isis
> encapsulation frame-relay
> no ip mroute-cache
> no fair-queue
> frame-relay map ip 10.1.12.193 105 broadcast
> frame-relay map ip 10.1.12.194 105 broadcast
> no frame-relay inverse-arp
> frame-relay lmi-type ansi
>!
>interface BRI0/0
> ip address 10.1.35.5 255.255.255.252
> no ip directed-broadcast
> encapsulation ppp
> dialer map ip 10.1.35.6 name r6 broadcast 8358661
> dialer map ip 10.1.35.6 name r6 broadcast 8358663
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 0835866201 8358662
> isdn spid2 0835866401 8358664
> ppp multilink
>!
>router eigrp 5
> passive-interface BRI0/0
> network 10.0.0.0
> no auto-summary
>!
>router ospf 5
> network 10.1.35.0 0.0.0.255 area 5
>!
>router isis
> net 49.0001.5555.5555.5555.00
> log-adjacency-changes
>!
>ip classless
>no ip http server
>!
>dialer-list 1 protocol ip permit
>!
>alias exec s show ip route
>alias exec sx sh ipx route
>alias exec so sh ip ospf
>alias exec son sh ip ospf nei
>alias exec sb sh ip bgp
>alias exec sbn sh ip bgp nei
>alias exec w wr mem
>alias exec r sh run
>alias exec u undebug all
>alias exec ct config t
>alias exec cb clear ip bgp *
>alias exec c clear ip route *
>!
>line con 0
> exec-timeout 0 0
> login
> transport input none
>line aux 0
>line vty 0 4
> exec-timeout 0 0
> password cisco
> login
>!
>no scheduler allocate
>end
>
>r5#
>
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