From: Rob Laidlaw (laidlaw@consecro.com)
Date: Thu Aug 04 2005 - 10:39:33 GMT-3
This would work if your running new enough code and would meet your
requirements.
http://www.cisco.com/en/US/about/ac123/ac114/ac173/Q2-04/department_techtips.html
GL
-Rob
----- Original Message -----
From: <cmarchini@covad.net>
To: <ccielab@groupstudy.com>
Sent: Thursday, August 04, 2005 8:05 AM
Subject: PBR Question
> I am trying to use policy Base routing to move traffic.
>
> - From Subnet A to C through R1-R2-R3-R4-R5-R6
> - From Subnet B to C through R1-R2-R5-R6
> - All path have equal cost
> - I need to track the subnet between R3 and R4 for failure, incase of
failure I need to redirect traffic using the
> Routing protocol.
> - The policy base routing will need to happend at R2.
>
> Has anyone used next-hop recursive? Any issues to watch for? I want to
make sure that a black hole is not created.
>
> I am thinking of using PBR this way and apply it to the incoming traffic
on R2's s0:
>
>
> -----------------------------
> route-map Test permit 10
>
> match ip address 101 ! Defines the match criteria for subnetA.
>
> set ip next-hop recursive {IP of R3's s/0} ! If the match criteria is
met, the recursive IP
> address is set.
> ------------------------------
>
>
>
> SubnetA| |SubnetB
> | |
> e0| |e1
> ---- ----
> | R7 |------------| R1 |
> ---- ----
> | |
> | |
> | S0|
> ---- ----
> | R3 | -----------| R2 |
> ---- ----
> S1| |
> | |
> | |
> s0| |
> ---- -----
> | R4 |------------| R5 |
> ---- -----
> |
> |
> -----
> | R6 |
> -----
> |
> | SubnetC
>
>
> Thanks,
>
> Carlos
>
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