Re: IPV6 ACL for RIPng

From: Alexei Monastyrnyi (alexeim@orcsoftware.com)
Date: Fri Oct 13 2006 - 13:53:21 ART


that is weird....

R6#sh ipv6 rip | in port
RIP process "RIPng", port 521, multicast-group FF02::9, pid 166
R6#conf t
Enter configuration commands, one per line. End with CNTL/Z.
R6(config)#ipv6 access-list test
R6(config-ipv6-acl)#perm udp any any eq ?
...
  rip Routing Information Protocol (router, in.routed, 520)
  snmp Simple Network Management Protocol (161)
  snmptrap SNMP Traps (162)
         
R6(config-ipv6-acl)#^Z
R6#sh
*Mar 2 22:22:04.020: %SYS-5-CONFIG_I: Configured from console by console
R6#sh ver | in image
System image file is "flash:c3640-js-mz.124-10.bin"

A.

on 10/12/2006 2:14 PM Ivan wrote:
> RIPng - use 521 UDP port, but RIP - use 520
>
> http://www.cisco.com/en/US/products/hw/routers/ps331/products_command_reference_chapter09186a008007c752.html#xtocid179522
>
> On Thursday 12 October 2006 15:55, Frank wrote:
>
>> Hi everybody,
>>
>> i can create an acl fpr ipv6 and just want to permit rip. Does this not
>> implicitly mean i want to
>> enable RIPng? So this would mean i want to enable rip udp port 521.
>> But when is use:
>>
>> ipv6 access-list ACL_IPV6
>> permit udp any eq rip any eq rip
>>
>>
>> This is for ports udp 520. I had to use:
>>
>> ipv6 access-list ACL_IPV6
>> permit udp any eq 521 any eq 521
>>
>>
>> Is this a Bug?
>>
>>
>> Frank
>>
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