RE: Router ISIS

From: Marc (tan@dia.janis.or.jp)
Date: Sat Apr 26 2003 - 01:10:35 GMT-3


Kym, I wondered about that too when I saw it. Thanks for stepping in and
explaining.

Marc

> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> kym blair
> Sent: Saturday, April 26, 2003 7:17 AM
> To: efisher@optonline.net; ccielab@groupstudy.com
> Subject: Re: Router ISIS
>
>
> Eric,
>
> ISIS was developed by ISO as part of the Connectionless
> Network Services
> (CLNS) suite, as was Connectionless Network Protocol (CLNP),
> the competition
> to IP.
>
> However, ISIS is capable of running in an IP environment, so does not
> require CLNS routing.
>
> Your bottom config is correct, except for one mistake. You
> DO need the clns
> map statement for ISIS over Frame Relay, but the map
> statement would not
> have an IP address (frame relay is a layer 2 protocol):
>
> frame-relay clns 103 broadcast
>
> You wouldn't need it on a point-to-point subinterface since
> that doesn't
> accept a map statement.
>
> HTH, Kym
>
>
>
>
>
>
>
> >From: Eric Fisher <efisher@optonline.net>
> >Reply-To: Eric Fisher <efisher@optonline.net>
> >To: ccielab@groupstudy.com
> >Subject: Router ISIS
> >Date: Fri, 25 Apr 2003 14:10:30 -0400
> >
> >Do you need to enable clns routing to get ISIS to work. I
> have seen two
> >types of configs and this is getting me a little confused.
> >
> >clns routing
> >interface ser 1
> >encap frame
> >interface ser 1.1 point-to-point
> >ip address 10.20.20.2 255.255.255.0
> >ip router isis
> >clns router isis <---is this needed.
> >frame-relay interface-dlci 103
> >
> >router isis
> >net 49.0001.2222.2222.2222.00
> >is-type level-2
> >
> >the above came from cisco
> >
> >this config below came from a ccie class
> >
> >interface ser 1
> >encap fram
> >ip add 10.20.20.2 255.255.255.0
> >ip router isis
> >fram map ip 10.20.20.1 103 broad
> >fram map clns 10.20.20.1 103 broad
> >
> >router isis
> >network 49.0001.2222.2222.2222.00
> >is type level-2
> >
> >
> >
> >what does the clns router isis command do, . and do you need
> to enable clns
> >routing because the answer sheet I have from the class clns
> routing is not
> >in there but the map statements are.
> >
> >
> >
> >Thanks
> >Eric
>
>
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