RE: Access-list

From: Atif Awan (atifawan@xxxxxxxxxxx)
Date: Mon Dec 18 2000 - 01:42:58 GMT-3


   

If you are talking about the last octet only then this should be enough to
do it :

access-list 101 deny icmp 0.0.0.0 255.255.255.254 any

Regards
Atif Awan

>From: gferro@netstarnetworks.com (Greg Ferro)
>Reply-To: gferro@netstarnetworks.com (Greg Ferro)
>To: ccielab@groupstudy.com
>Subject: RE: Access-list
>Date: Mon, 18 Dec 2000 11:25:13 +1000
>
>Here is an exercise, how do you filter for even networks only ?
>
>At 01:03 AM 18/12/2000 +0000, you wrote:
>
> >This ought to do the trick :
> >
> >access-list 101 deny icmp 0.0.0.1 255.255.255.254 any
> >
> >Regards
> >Atif Awan
> >
> >
> >
> >
> > >From: "Foster, Kristopher" <KFoster@C1Communications.com>
> > >Reply-To: "Foster, Kristopher" <KFoster@C1Communications.com>
> > >To: "'Ronnie Royston'" <RonnieR@globaldatasys.com>,
>ccielab@groupstudy.com
> > >Subject: RE: Access-list
> > >Date: Sun, 17 Dec 2000 18:57:17 -0500
> > >
> > >Always think in binary :)
> > >
> > >your wildcard mask would require that the last bit is always set:
> > >
> > >0.0.0.1
> > >
> > >Why? Just to see if you know what you're doing.
> > >
> > >Kris,
> > >
> > >-----Original Message-----
> > >From: Ronnie Royston [mailto:RonnieR@globaldatasys.com]
> > >Sent: Sunday, December 17, 2000 6:51 PM
> > >To: ccielab@groupstudy.com
> > >Subject: Access-list
> > >
> > >
> > >I am asked to deny ping from all addresses whose last octet is an odd
> > >number.
> > >
> > >....(why?)
> > >
> > >Can anyone think of a clever way to do this?
> > >



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