From: srdja blagojevic (srdja1@pexim.co.yu)
Date: Thu Oct 12 2006 - 15:02:13 ART
Hi Frank,
From the output below, you can see that rip is abervation for port 520 (not
521).
R1(config)#ipv6 access-list test
R1(config-ipv6-acl)#permit udp any any eq ?
<0-65535> Port number
biff Biff (mail notification, comsat, 512)
bootpc Bootstrap Protocol (BOOTP) client (68)
bootps Bootstrap Protocol (BOOTP) server (67)
discard Discard (9)
dnsix DNSIX security protocol auditing (195)
domain Domain Name Service (DNS, 53)
echo Echo (7)
isakmp Internet Security Association and Key Management Protocol
(500)
mobile-ip Mobile IP registration (434)
nameserver IEN116 name service (obsolete, 42)
netbios-dgm NetBios datagram service (138)
netbios-ns NetBios name service (137)
netbios-ss NetBios session service (139)
non500-isakmp Internet Security Association and Key Management Protocol
(4500)
ntp Network Time Protocol (123)
pim-auto-rp PIM Auto-RP (496)
rip Routing Information Protocol (router, in.routed, 520)
snmp Simple Network Management Protocol (161)
snmptrap SNMP Traps (162)
sunrpc Sun Remote Procedure Call (111)
syslog System Logger (514)
tacacs TAC Access Control System (49)
talk Talk (517)
tftp Trivial File Transfer Protocol (69)
time Time (37)
who Who service (rwho, 513)
xdmcp X Display Manager Control Protocol (177)
HTH,
Srdja
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Frank
Sent: Thursday, October 12, 2006 15:22
To: Ivan; Cisco certification
Subject: Re: IPV6 ACL for RIPng
Ivan schrieb:
Yes, i have seen that. But why uses the ipv6 access-list UDP port 520?
When i configure "permit udp any eq rip any eq rip" it's filtering udp port
520 and not 521.
Frank
> RIPng - use 521 UDP port, but RIP - use 520
>
>
http://www.cisco.com/en/US/products/hw/routers/ps331/products_command_refere
nce_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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