RE: local policy route-map not working for me

From: Michael Zuo (mzuo@ixiacom.com)
Date: Tue Nov 07 2006 - 16:15:28 ART


Still does not work, I change the configuration to:

ip access-list extended PING
 permit icmp any host 142.1.0.4
!
route-map PING permit 10
 match ip address PING
 set ip next-hop 142.1.46.4

still:

R6(config-ext-nacl)#do trace 142.1.0.4

Type escape sequence to abort.
Tracing the route to 142.1.0.4

  1 204.12.1.3 4 msec 0 msec 4 msec
  2 142.1.0.4 32 msec * 28 msec

Any ideas on how I can debug?

Thanks...

-----Original Message-----
From: Hafizur Rahman (Europe) [mailto:hafizur.rahman@uk.didata.com]
Sent: Monday, November 06, 2006 11:37 PM
To: Michael Zuo; ccielab@groupstudy.com
Subject: RE: local policy route-map not working for me

Hi Michael

Try using extended ACl instead of prefix list

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Michael Zuo
Sent: 07 November 2006 07:09
To: ccielab@groupstudy.com
Subject: local policy route-map not working for me

Hi All,

I am having a problem with my local policy routing and can not figure
out why it is not working:

Topology:

=======

R3, R4 and R6 forms a triangle

Networks:

=======

Between R3, R4: 142.1.34.0/24

Between R3, R6: 204.12.1.0/24

Between R4, R6: 142.1.46.0/24

R4 also have IP address 142.1.0.4

OSPF is configured in a way that ping from R6 to 142.1.0.4 would go thru
R3 first (R3 touches area 0)

I am trying to use policy routing to route ICMP from R6 directly over
the connection between R4 and R6 which is not in OSPF

Configuration

=======

R6:

router ospf 1

 log-adjacency-changes

 network 54.1.3.6 0.0.0.0 area 3

 network 204.12.1.6 0.0.0.0 area 3

ip local policy route-map PING

!

ip prefix-list 10 seq 5 permit 142.1.0.0/24

!

!

route-map PING permit 10

 match ip address prefix-list 10

 set ip next-hop 142.1.46.4

Result

=====

R6(config)#do trace 142.1.0.4

Type escape sequence to abort.

Tracing the route to 142.1.0.4

  1 204.12.1.3 0 msec 0 msec 4 msec

  2 142.1.0.4 28 msec * 28 msec

R6(config)#

R6#sh ip loc pol

Local policy routing is enabled, using route map PING

route-map PING, permit, sequence 10

  Match clauses:

    ip address prefix-lists: 10

  Set clauses:

    ip next-hop 142.1.46.4

  Policy routing matches: 5 packets, 320 bytes

Which means R6 still go thru R3 first before getting to R4!! Also, the
packet count in "sh ip loc pol" does not increase

Am I missing something obvious? How do I debug further?

Thanks a bunch!!



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