Here is the rip configuration:

R4:
router rip
 version 2
 timers basic 30 180 0 240
 network 150.100.0.0
 network 200.0.0.0
 no auto-summary

R2:
router rip
 version 2
 timers basic 30 180 0 240
 network 150.100.0.0
 network 200.0.0.0
 neighbor 150.100.12.1
 no auto-summary

-----Original Message-----
From: Stan [mailto:[email protected]] 
Sent: Sunday, July 19, 2009 4:12 PM
To: Michael Lipsey; [email protected];
[email protected]; 'CCIE OSL'
Subject: Re: [OSL | CCIE_RS] RIP Authentication

Michael,

I did test your configs on my topology and authentication worked fine with
you key-string 7 121015120A1B09163E14167A273A1047 on a 3600 Software
(C3660-JK9O3S-M), Version 12.4(25).

Could you please post RIP routing process config and IOS version?

Thanks,
Stan


On 7/19/09 2:13 PM, "Michael Lipsey" <[email protected]> wrote:

> I did check those, I should have included them in my original email.
> 
> Here they are:
> 
> R2#sho clock
> *21:11:32.639 UTC Sun Jul 19 2009
> R2#sho key chain
> Key-chain R2toR4:
>     key 1 -- text "ipexpert_R2toR4"
>         accept lifetime (always valid) - (always valid) [valid now]
>         send lifetime (00:00:00 UTC Jan 1 2009) - (infinite) [valid now]
> 
> R4#sho clock
> *21:58:06.199 UTC Sun Jul 19 2009
> R4#
> R4#
> R4#sho key chain
> Key-chain R2toR4:
>     key 1 -- text "ipexpert_R2toR4"
>         accept lifetime (always valid) - (always valid) [valid now]
>         send lifetime (00:00:00 UTC Jan 1 2009) - (infinite) [valid now]
> R4#
> 
> Maybe it is the sync of the clocks being off so much...
> 
> Let me set them and see...
> 
> 
> -Mike
> -----Original Message-----
> From: Joe Astorino [mailto:[email protected]]
> Sent: Sunday, July 19, 2009 12:50 PM
> To: Michael Lipsey; [email protected]; CCIE OSL
> Subject: Re: [OSL | CCIE_RS] RIP Authentication
> 
> Check your system clock : )
> 
> Sh clock
> Sh key chain
> 
> I bet it is invalid
> 
> 
> Regards,
> 
> Joe Astorino - CCIE #24347 R&S
> Technical Instructor - IPexpert, Inc.
> Cell: +1.586.212.6107
> Fax: +1.810.454.0130
> Mailto:  [email protected]
> 
> -----Original Message-----
> From: "Michael Lipsey" <[email protected]>
> 
> Date: Sun, 19 Jul 2009 12:44:46
> To: <[email protected]>
> Subject: [OSL | CCIE_RS] RIP Authentication
> 
> 
> This is supposed to be easy but I'm just not getting it, here are my logs
> from R2:
> 
> R2#
> *Jul 19 19:39:39.448: RIP: received packet with text authentication
> ipexpert_R2toR4
> *Jul 19 19:39:39.448: RIP: ignored v2 packet from 150.100.24.4 (invalid
> authentication)
> R2#
> *Jul 19 19:39:54.328: RIP: sending v2 update to 224.0.0.9 via Loopback0
> (200.0.0.2)
> *Jul 19 19:39:54.328: RIP: build update entries
> *Jul 19 19:39:54.328:   150.100.24.0/24 via 0.0.0.0, metric 1, tag 0
> *Jul 19 19:39:54.328: RIP: ignored v2 packet from 200.0.0.2 (sourced from
> one of our addresses)
> R2#
> *Jul 19 19:39:57.532: RIP: sending v2 update to 224.0.0.9 via
Serial0/1/0.24
> (150.100.24.2)
> *Jul 19 19:39:57.532: RIP: build update entries
> *Jul 19 19:39:57.532:   200.0.0.2/32 via 0.0.0.0, metric 1, tag 0
> R2#
> *Jul 19 19:40:05.948: RIP: received packet with text authentication
> ipexpert_R2toR4
> *Jul 19 19:40:05.948: RIP: ignored v2 packet from 150.100.24.4 (invalid
> authentication)
> R2#
> *Jul 19 19:40:23.156: RIP: sending v2 update to 224.0.0.9 via
Serial0/1/0.24
> (150.100.24.2)
> *Jul 19 19:40:23.156: RIP: build update entries
> *Jul 19 19:40:23.156:   200.0.0.2/32 via 0.0.0.0, metric 1, tag 0
> *Jul 19 19:40:23.168: RIP: sending v2 update to 224.0.0.9 via Loopback0
> (200.0.0.2)
> *Jul 19 19:40:23.168: RIP: build update entries
> *Jul 19 19:40:23.168:   150.100.24.0/24 via 0.0.0.0, metric 1, tag 0
> *Jul 19 19:40:23.168: RIP: ignored v2 packet from 200.0.0.2 (sourced from
> one of our addresses)
> R2#
> *Jul 19 19:40:32.464: RIP: received packet with text authentication
> ipexpert_R2toR4
> *Jul 19 19:40:32.464: RIP: ignored v2 packet from 150.100.24.4 (invalid
> authentication)
> R2#
> *Jul 19 19:40:49.096: RIP: sending v2 update to 224.0.0.9 via
Serial0/1/0.24
> (150.100.24.2)
> *Jul 19 19:40:49.096: RIP: build update entries
> *Jul 19 19:40:49.096:   200.0.0.2/32 via 0.0.0.0, metric 1, tag 0
> *Jul 19 19:40:50.060: RIP: sending v2 update to 224.0.0.9 via Loopback0
> (200.0.0.2)
> *Jul 19 19:40:50.060: RIP: build update entries
> *Jul 19 19:40:50.060:   150.100.24.0/24 via 0.0.0.0, metric 1, tag 0
> *Jul 19 19:40:50.060: RIP: ignored v2 packet from 200.0.0.2 (sourced from
> one of our addresses
> 
> 
> I have all of the other interfaces except for the R2 to R4 Serial link
shut
> down, here are those configurations:
> 
> R2:
> 
> key chain R2toR4
>  key 1
>    key-string 7 121015120A1B09163E14167A273A1047
>    send-lifetime 00:00:00 Jan 1 2009 infinite
> !
> !
> interface Serial0/1/0.24 point-to-point
>  description Frame Relay Cloud 2
>  ip address 150.100.24.2 255.255.255.0
>  ip rip authentication key-chain R2toR4
>  frame-relay interface-dlci 204
> 
> 
> R4:
> 
> R4#sho run | b key
> key chain R2toR4
>  key 1
>    key-string 7 121015120A1B09163E14167A273A1047
>    send-lifetime 00:00:00 Jan 1 2009 infinite
> !
> !
> interface Serial0/0/0
>  ip address 150.100.24.4 255.255.255.0
>  ip rip authentication key-chain R2toR4
>  encapsulation frame-relay
>  frame-relay lmi-type cisco
> 
> 
> Freaking computers...
> Thanks!
> 
> -Mike
> 
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com
> 
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com


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