RE: ISIS over Frame-Relay

From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Thu Dec 04 2003 - 19:25:43 GMT-3


        IS-IS does not run over logical hub-and-spoke. You'll need to
create two point to point IP subnets either by readdressing the cloud or
adding GRE tunnels.

HTH,

Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com

Internetwork Expert, Inc.
http://www.InternetworkExpert.com
Toll Free: 877-224-8987
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> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> pita40
> Sent: Thursday, December 04, 2003 2:33 PM
> To: Ahmed; ccielab@groupstudy.com
> Subject: Re: ISIS over Frame-Relay
>
> THis link has the command you need.
> 12.2(8)
>
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/1
> 22t/122t8/ftissp2p.htm#1026660
>
>
> You can also use tunnels to solve the problem if the above is not allowed.
>
>
>
> ----- Original Message -----
> From: "Ahmed" <ahmed_mustafa01@excite.com>
> To: <ccielab@groupstudy.com>
> Sent: Thursday, December 04, 2003 2:04 PM
> Subject: ISIS over Frame-Relay
>
>
> > How would I overcome the problem running ISIS over Frame-Relay in
> Hub/Spoke Environments: Here is the issue: Hub Router: configured as
> P2M,
> so the default network type is p2MOne Spoke: Configured as Non-
> Broadcast2nd
> Spoke: Configured as P2P. Note: Interface configuration can't be
> changed.
> In OSPF environments, one can easily fix this by using "IP OSPF NETWORK"
> Command, but there is no such command for ISIS, I guess, unless 12.2
> offers
> something which I don't know. The only thing I come up with use Tunnel
> interfaces that could build the adjanceny b/w the routers without
> violating
> any rules. Thanks in advance, Abbas
> >
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