From: Sam Munzani (sam@munzani.com)
Date: Thu May 13 2004 - 17:45:34 GMT-3
That's the way ODR works. R2 will not have any routes. If R2 has IOS newer
than 12.0.5 it will learn default route from R1, if not, you will have to
manually create a default static pointing to R1.
Sam
> Hi Group,
>
> I need your help with the following scenario:
>
>
> R1-----------------------------------R2
>
>
> CDP is enable and it is working perfectly, I think so!!!
>
> R1 only has ODR enable and its has 3 subnets conected directly.
>
> R2 has OSPF and ODR, but R2 doesn4t receive the 3 routes of R1.
>
> I really don4t know What I am doing wrong!!!
>
> The debug show the following message:
>
> R2:
>
> R2#sh logging
> Syslog logging: enabled (0 messages dropped, 1 messages rate-limited, 0
> flushes, 0 overruns)
> Console logging: level debugging, 72 messages logged
> Monitor logging: level debugging, 0 messages logged
> Buffer logging: level debugging, 109 messages logged
> Logging Exception size (4096 bytes)
> Count and timestamp logging messages: disabled
> Trap logging: level informational, 65 message lines logged
>
> Log Buffer (4096 bytes):
>
> *Mar 12 21:58:18.645: CDP-IP: Aging routes
> *Mar 12 21:58:47.793: CDP-PA: Packet received from R3 on interface Serial1
> *Mar 12 21:58:47.793: **Entry found in cache**
> *Mar 12 21:58:47.793: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
> *Mar 12 21:59:03.025: CDP-IP: Writing default route 172.16.1.1 for Serial1
> *Mar 12 21:59:03.025: CDP-PA: version 2 packet sent out on Serial1
> *Mar 12 21:59:18.661: CDP-IP: Aging routes
> *Mar 12 21:59:47.821: CDP-PA: Packet received from R3 on interface Serial1
> *Mar 12 21:59:47.821: **Entry found in cache**
> *Mar 12 21:59:47.821: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
> *Mar 12 22:00:03.053: CDP-IP: Writing default route 172.16.1.1 for Serial1
> *Mar 12 22:00:03.053: CDP-PA: version 2 packet sent out on Serial1
> *Mar 12 22:00:18.677: CDP-IP: Aging routes
> *Mar 12 22:00:47.849: CDP-PA: Packet received from R3 on interface Serial1
> *Mar 12 22:00:47.849: **Entry found in cache**
> *Mar 12 22:00:47.849: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
>
>
> And R3:
>
> R3#sh logging
> Syslog logging: enabled (0 messages dropped, 1 messages rate-limited, 0
> flushes, 0 overruns)
> Console logging: level debugging, 121 messages logged
> Monitor logging: level debugging, 0 messages logged
> Buffer logging: level debugging, 163 messages logged
> Logging Exception size (4096 bytes)
> Count and timestamp logging messages: disabled
> Trap logging: level informational, 88 message lines logged
>
> Log Buffer (4096 bytes):
>
> *Mar 12 22:28:30.532: CDP-PA: Packet received from R2 on interface Serial1
> *Mar 12 22:28:30.532: **Entry found in cache**
> *Mar 12 22:28:30.532: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
> *Mar 12 22:29:15.320: CDP-IP: Writing default route 172.16.1.6 for Serial1
> *Mar 12 22:29:15.320: CDP-PA: version 2 packet sent out on Serial1
> *Mar 12 22:29:15.720: CDP-IP: Aging routes
> *Mar 12 22:29:30.560: CDP-PA: Packet received from R2 on interface Serial1
> *Mar 12 22:29:30.560: **Entry found in cache**
> *Mar 12 22:29:30.560: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
> *Mar 12 22:30:15.348: CDP-IP: Writing default route 172.16.1.6 for Serial1
> *Mar 12 22:30:15.348: CDP-PA: version 2 packet sent out on Serial1
> *Mar 12 22:30:15.736: CDP-IP: Aging routes
> *Mar 12 22:30:30.588: CDP-PA: Packet received from R2 on interface Serial1
> *Mar 12 22:30:30.588: **Entry found in cache**
> *Mar 12 22:30:30.588: CDP-IP: IP TLV length (4) invalid for IP prefixes.
> Expecting IP prefix from stub router
> *Mar 12 22:31:08.504: %SYS-5-CONFIG_I: Configured from console by console
> *Mar 12 22:31:15.376: CDP-IP: Writing default route 172.16.1.6 for Serial1
> *Mar 12 22:31:15.376: CDP-PA: version 2 packet sent out on Serial1
> *Mar 12 22:31:15.752: CDP-IP: Aging routes
>
>
> Can somebody help me please!!!
>
>
>
> Rgds,
>
>
> Sergio
>
> _______________________________________________________________________
> Please help support GroupStudy by purchasing your study materials from:
> http://shop.groupstudy.com
>
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Wed Jun 02 2004 - 11:12:11 GMT-3