Re: OSPF Route Maniputation

From: Tarun Pahuja (pahujat@gmail.com)
Date: Thu Dec 06 2007 - 11:01:36 ART


Jason,
          You want to give up so soon? Ok, Let me give you a hint.

http://www.cisco.com/warp/public/104/9.html#q13

HTH,
Tarun

On 12/6/07, Smith, Jason <JASmith@nuvox.com> wrote:
>
> It is OSPF and the routers are in area 0. I don't think it can be done J
>
>
>
> *From:* Tarun Pahuja [mailto:pahujat@gmail.com]
> *Sent:* Wednesday, December 05, 2007 3:12 PM
> *To:* Smith, Jason
> *Cc:* Gupta, Gopal (NWCC); Carlos Trujillo Jimenez; ccielab@groupstudy.com
> *Subject:* Re: OSPF Route Maniputation
>
>
>
> Smith,
>
> What routing protocol are you using? If ospf, are the routers
> in question in the same area?
>
>
>
> Tarun
>
>
>
> On 12/5/07, *Smith, Jason* <JASmith@nuvox.com> wrote:
>
> Ok, so that idea is out, thanks for checking that. Any other ideas?
>
>
>
> Thanks,
>
> Jason Smith
>
> CCIE #12097
>
> NuVox Communications
>
> Work 864-331-7716
>
> Cell 864-561-7172
>
>
>
> From: Gupta, Gopal (NWCC) [mailto:gopal.gupta@hp.com]
> Sent: Wednesday, December 05, 2007 11:35 AM
> To: Carlos Trujillo Jimenez; Smith, Jason; ccielab@groupstudy.com
> Subject: RE: OSPF Route Maniputation
>
>
>
> It is not going to work because when router changes the AD it can be
> changed on specific routes for the neighbor who originated it.
> So when Router D recieves routes it changes the AD for that Route but
> for both of the equal cost path Routes and not for a single path coz
> both have been originated by same Router.
>
> I have labbed it can show you..
>
>
> Config
>
> Router-D# sh run | sec ospf
> router ospf 1
> router-id 3.3.3.3
> log-adjacency-changes
> network 155.1.13.3 0.0.0.0 area 0
> network 155.1.23.3 0.0.0.0 area 0
> network 155.1.34.3 0.0.0.0 area 0
> distance 111 2.2.2.2 0.0.0.0 1
>
>
> Router-D #sh ip ro os
> 155.1.0.0/24 is subnetted, 4 subnets
> O 155.1.24.0 [110/128] via 155.1.34.4, 00:06:25, Serial1/0.23
> O 155.1.0.0 [110/128] via 155.1.13.1, 00:06:25, Serial1/0.13
> 150.1.0.0/32 is subnetted, 1 subnets
> O 150.1.1.1 [111/129] via 155.1.34.4 , 00:06:25, Serial1/0.23
> [111/129] via 155.1.13.1, 00:06:25,
> Serial1/0.13
> 150.2.0.0/32 is subnetted, 1 subnets
> O 150.2.2.2 [110/129] via 155.1.34.4, 00:06:25, Serial1/0.23
> [110/129] via 155.1.13.1, 00:06:25, Serial1/0.13
>
>
>
> HTH
>
> Gops
>
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com ] On Behalf Of
> Carlos Trujillo Jimenez
> Sent: Wednesday, December 05, 2007 21:19
> To: JASmith@nuvox.com; ccielab@groupstudy.com
> Subject: RE: OSPF Route Maniputation
> Importance: Low
>
> you can change the administrative distance of the "prefered" or selected
> routes per neighbor, you select the routes where you want to change to a
> value less than the default with an acl, then you select the neighbor
> router who is sending you routes via the prefered path and change the
> distance of only the selected route from the acl. thus you can
> manipulate the path to certaing given routes over a prefered path.
>
>
>
>
> >From: "Smith, Jason" <JASmith@nuvox.com>
> >Reply-To: "Smith, Jason" <JASmith@nuvox.com >
> >To: <ccielab@groupstudy.com>
> >Subject: OSPF Route Maniputation
> >Date: Wed, 5 Dec 2007 10:01:55 -0500
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> >
> >Hey Group,
> >
> >I am trying to figure out a way to change the cost of routes that are
> >inbound to a router. For instance, if I have 5 routes being advertised
> >from routerA and they are sent to RouterD via to equal cost paths (A
> >connects to B and C, B and C connect to D). How can I change RouterD
> >to prefer one of these networks via a single path without changing the
> >rest of the routes. Is there a way to do this by only configuring
> >router D, and of course you can't use static routes or change the cost
> >of any other networks.
> >
> >
> >
> >Thanks,
> >
> >Jason Smith
> >
> >CCIE #12097
> >
> >
> >
> >
> >
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