From: thunai@netsol.co.in
Date: Mon Nov 18 2002 - 04:04:09 GMT-3
U will face problems when u do that .. the best thing to do is put at the
interface level
Thunai
> -----Original Message-----
> From: Pinku Doshi [SMTP:pinkudoshi@indiatimes.com]
> Sent: Sunday, November 17, 2002 8:08 AM
> To: eric; ccie
> Subject: Re: setting ospf priority
>
> Hi Eric,
>
>
> I think u are getting confused..Let me just brief u..
>
>
> 1. At the hub site which is a multilink interface do not put the ip ospf
> priority command , instead put the neighbor command with the priority 0
> keyword. You cna check the same by show ip ospf neighbors which will show
> the state as : attempt/DROTHER, this means that the hub as considered
> itself as the DR.
>
>
> 2. If the spoke site is also point to multipoint let the defaul
> configuration be as it is, do not comfigure the ip ospf network & also
> do not configure the ip ospf priority on the interface.
>
>
> This will force the Hub site as the DR which will solve the problem of
> timers, DR & also the Route exchange .
>
>
> I hope this might help u better understand the issue, i recommend u to
> test the same in the lab..This definately works well!!!!!!!!!!!!!!!!!!.
>
>
> Thanks
>
>
> Pinku P Doshi
>
> "eric" wrote:
>
>
>
> Hey Guys,
> Anybody that can shed some light on this I would really appreciate it.
> I have a multi-point interface going to two spokes I configure ip ospf pri
> of 255 on my mp. interface and then I add a neigh. statement under the
> ospf
> process with a priority of 0.
> Using the ? after this gives me an option of 0-255. and yet when I do a sh
> run it always defaults to 1.
>
> First Why
> Second how do I guarantee that the spokes never become the dr.
> do i have to go to each spoke and configue a pri of 0 under the interfaces
> to get this guarantee.
> Its been a bit frustrating that with my original config. Sometimes one of
> the spokes becomes a DR.
>
> regards,
> ~eric
>
> Original conf
> interface Serial0.735 multipoint
> ip address 150.50.38.7 255.255.255.224
> ip ospf priority 255
> frame-relay map ip 150.50.38.3 175 broadcast
> frame-relay map ip 150.50.38.8 178 broadcast
> no frame-relay inverse-arp
>
> router ospf 1
> router-id 150.50.77.77
> log-adjacency-changes
> redistribute rip subnets
> redistribute eigrp 124 subnets
> network 150.50.38.7 0.0.0.0 area 357
> network 150.50.77.77 0.0.0.0 area 357
>
> !!!!!!!!!My statement is nei 150.50.38.3 pri 0 and this is what the ios
> installs!!!!!!!!!!!!!!!!
>
> neighbor 150.50.38.8 priority 1
> neighbor 150.50.38.3 priority 1
> distance 130
> distance 110 0.0.0.0 255.255.255.255 2
>
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