From: John Matijevic (matijevi@bellsouth.net)
Date: Sun Aug 17 2003 - 10:42:37 GMT-3
Hi Tom,
In your scenerio, you can only do it in 3 lines, to allow only those 3
specific networks.
ip prefix-list frombbr seq 5 permit 1.1.1.0/24
ip prefix-list frombbr seq 10 permit 1.1.3.0/24
ip prefix-list frombbr seq 15 permit 1.1.5.0/24
Sincerely,
Matijevic
----- Original Message -----
From: "Thomas Dean" <tj_dean@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Sunday, August 17, 2003 9:02 AM
Subject: Re: prefix-list filtering
> Hi Matijevic
>
> Nice solution.
> But what would the solution be if the wanted networks were:
> 1.1.1.0/24
> 1.1.3.0/24
> 1.1.5.0/24.
>
> Three lines or is it possible to get to less?
> Thanks
>
> Tom
>
>
>
> Seong,
> Here is a shorter way of accomplishing the same thing:
> ip prefix-list frombbr seq 5 permit 1.1.1.0/24
> ip prefix-list frombbr seq 10 permit 1.1.4.0/23 ge 24 le 24
> Sincerely,
> Matijevic
> ----- Original Message -----
> From: "seonghui" <seonghui@vads.com>
> To: <ccielab@groupstudy.com>
> Sent: Sunday, August 17, 2003 3:38 AM
> Subject: prefix-list filtering
>
>
> >Hi Group,
> >
> >I am doing a prefix-list filtering from a backbone router (BBR). The
> routes
> >send by BBR to router1 via eigrp is:
> >
> >1.1.1.0/24
> >1.1.2.0/24
> >1.1.3.0/24
> >1.1.4.0/24
> >1.1.5.0/24
> >1.1.6.0/24
> >
> >only 1.1.1.0, 1.1.4.0 and 1.1.5.0 are allowed to be received by router1.
> >below is what i have done on router 1:
> >
> >ip prefix-list frombbr seq 5 permit 1.1.1.0/24
> >ip prefix-list frombbr seq 10 permit 1.1.4.0/24
> >ip prefix-list frombbr seq 15 permit 1.1.5.0/24
> >
> >router eigrp 1
> >distribute-list prefix frombbr in
> >
> >This works fine, but I am just wondering if there is a shorter way of
> doing
> >this, like do the task with only 1/2 prefix list. Or is there any simpler
> >way to accomplish the task?
> >
> >Thanks and regards - SH
> >
> >
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