From: Sharma, Mohit (mohit.sharma@hp.com)
Date: Sat Jun 12 2004 - 14:54:06 GMT-3
Here it is-
Rack1R3#
router isis
net 1e.0001.0001.0003.00
redistribute eigrp 101
passive-interface Loopback0
!
Rack1R4#
router isis
net 28.0001.0001.0004.00
redistribute ospf 1
passive-interface Loopback0
no hostname dynamic
Rack1R5#
!
router isis
net 32.0001.0001.0005.00
passive-interface Loopback0
!
Thanks,
Mohit.
-----Original Message-----
From: Ty [mailto:tycampbell@comcast.net]
Sent: Saturday, June 12, 2004 7:49 PM
To: Sharma, Mohit; Ccielab@Groupstudy.Com
Subject: Re: Routers going crazy (ISIS??)
could you include your isis config also ?
----- Original Message -----
From: "Sharma, Mohit" <mohit.sharma@hp.com>
To: "Ccielab@Groupstudy.Com" <ccielab@groupstudy.com>
Sent: Saturday, June 12, 2004 12:31 PM
Subject: Routers going crazy (ISIS??)
> Hi All,
> While doing a lab for ISIS my routers have suddenly gone berserk.
> I have this setup-
> RTR3(7500)
> multipoint - multipoint
> / \
> /FR \FR
> RTR4(2500) RTR5(2500)
> Serial0 Serial0
> Till the time IP was there everything was working fine, after I
> configured ISIS, I cant ping even the spokes that are directly
> connected. Strangely the clns adjacency is ON, also when I ping from
> R3-R4 or R3-R5 I can see the packets coming back in the debug but ping
> fails. Here are the configs-
>
> **********************************************
> Rack1R3#interface Serial3/0
> no ip address
> encapsulation frame-relay
> serial restart-delay 0
> clockrate 64000
> no frame-relay inverse-arp
> end
>
> interface Serial3/0.53 multipoint
> ip address 164.1.35.3 255.255.255.0
> ip router isis
> isis hello-multiplier 5
> isis hello-interval 1
> frame-relay map clns 305 broadcast
> frame-relay map ip 164.1.35.3 305 broadcast
> frame-relay map ip 164.1.35.5 305 broadcast
>
> interface Serial3/0.43 multipoint
> ip address 164.1.34.3 255.255.255.0
> ip router isis
> isis hello-multiplier 5
> isis hello-interval 1
> frame-relay map clns 304 broadcast
> frame-relay map ip 164.1.34.3 304 broadcast
> frame-relay map ip 164.1.34.4 304 broadcast
>
> ***********************************************
> Rack1R4#
> interface Serial0
> ip address 164.1.34.4 255.255.255.0
> ip router isis
> encapsulation frame-relay
> no fair-queue
> frame-relay map clns 403 broadcast
> frame-relay map ip 164.1.34.3 403 broadcast
> frame-relay map ip 164.1.34.4 403 broadcast
> no frame-relay inverse-arp
> isis hello-multiplier 5
> isis hello-interval 1
> End
> Rack1R4#sh fram map
> Serial0 (up): CLNS dlci 403(0x193,0x6430), static,
> broadcast,
> CISCO, status defined, active
> Serial0 (up): ip 164.1.34.3 dlci 403(0x193,0x6430), static,
> broadcast,
> CISCO, status defined, active
> Serial0 (up): ip 164.1.34.4 dlci 403(0x193,0x6430), static,
> broadcast,
> CISCO, status defined, active
>
> Rack1R4#sh clns nei
>
> System Id Interface SNPA State Holdtime Type
> Protocol
> 0001.0001.0003 Se0 DLCI 403 Up 4 L2
> IS-IS
>
> Rack1R4#ping 164.1.34.3
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 164.1.34.3, timeout is 2 seconds:
> .
> 00:15:45: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4.
> 00:15:47: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4
> 00:15:48: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4..
> 00:15:50: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4.
> Success rate is 0 percent (0/5)
> Rack1R4#
> 00:16:02: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4
> Rack1R4#
> 00:16:04: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.4
> Rack1R4#
> 00:16:06: ICMP: echo reply rcvd, src 164.1.34.3, dst 164.1.34.
>
>
************************************************************************
>
> The same is happening on R5. IP traffic over the FR cloud is not
> "working" at all.
> Could somebody please tell me what is happening here. I am going
> BONKERS.
>
> Many Thanks,
> Mohit
> P.S. I did rebooot all the routers also.
>
> _______________________________________________
> ______________________
>
> ****** _/ ****** | Mohit Sharma
> ***** _/ ***** | Network Implementation
Manager(Agilent
> Account)
> **** _/_/_/ _/_/_/ **** | HP Operations
> **** _/ _/ _/ _/ **** |
> **** _/ _/ _/_/_/ **** |
> ***** _/ ***** |
> ****** ******* | email: mohit.sharma@hp.com
> |
> i n v e n t | Germany.
> _____________________________________________________________________
> "Choose a job you love, and you will never have to work a day in your
> life." -Confucius
>
>
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