From: Jason Gardiner (gardiner@xxxxxxxxxx)
Date: Tue Oct 30 2001 - 00:11:17 GMT-3
Okay...Revised
access-list 1 deny 158.168.94.0 0.0.0.255
access-list 1 permit 158.168.0.0 0.0.62.255
access-list 1 permit 158.168.64.0 0.0.30.255
3 lines?
Thanks,
Jason Gardiner
Supervisor, Engineering Services
Sprint <Insert Division Name>
"You can swim all day in the Sea of Knowledge and
still come out completely dry. Most people do."
- Norton Juster
On Mon, 29 Oct 2001, Brian Hescock wrote:
> Yep, 5 lines, get rid of the deny statement at the end :-)
>
> Albert Lu wrote:
>
> >You mean:
> >
> >access-list 1 permit 158.168.0.0 0.0.63.255
> >access-list 1 permit 158.168.64.0 0.0.15.255
> >access-list 1 permit 158.168.80.0 0.0.7.255
> >access-list 1 permit 158.168.88.0 0.0.3.255
> >access-list 1 permit 158.168.92.0 0.0.0.0
> >access-list 1 deny 158.168.1.0 0.0.254.255
> >
> >Hmm... 6 lines. Anyone knows a shorter way?
> >
> >Albert
> >
> >-----Original Message-----
> >From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> >Brian Hescock
> >Sent: Tuesday, October 30, 2001 1:02 PM
> >To: Andy Cuberly
> >Cc: 'Cliff Ward'; ccielab@groupstudy.com
> >Subject: Re: Redistributing only even subnets.
> >
> >
> >These are the kinds of things everyone needs to watch out for, easy
> >points missed. Because the requirement said even networks up through
> >92.0, not 254.0. So what you really need is five line:
> >
> >even networks been 0-63, 64-79, 80-87, 88-91, and 92
> >
> >Brian
> >
> >
> >
> >Andy Cuberly wrote:
> >
> >>An access list with the following commands would filter out ALL odd
> >>networks.
> >>
> >>Access-list 1 deny 158.168.1.0 0.0.254.255
> >>Access-list 1 permit any
> >>
> >>Andy
> >>
> >>-----Original Message-----
> >>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> >>Cliff Ward
> >>Sent: Monday, October 29, 2001 4:40 PM
> >>To: ccielab@groupstudy.com
> >>Subject: Redistributing only even subnets.
> >>
> >>
> >>An interesting issue has arisen.
> >>
> >>I'm running OSPF to EIGRP redistribution and want to advertise a group of
> >>class B subnets. 158.168.1.0 through 158.168.92.0. However odd number
> >>subnets
> >>need not be advertised. EG. Advertise 158.168.2.0 and 158.168.4.0
> >>
> >through...
> >
> >>but not 158.168.3.0 or 158.168.5.0 etc, etc.
> >>
> >>I've been playing with a series of access lists and route maps but is there
> >>an
> >>easy way to do it with minimal commands? It seems to me that the last bit
> >>
> >in
> >
> >>the third octet is the discriminator between odd and even but I can't seem
> >>to
> >>get this to translate to an access-list which works with redistribution.
> >>
> >>Thanks,
> >>Cliff.
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