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_Can IS-IS routes redistribute with tag?

scytmax_2
Level 1
Level 1

Dear Sir!

Can I redistribute IS-IS routes with tag? -

just I did it, but cannot see this tags in my routing table

Best regards,

Nick

3 Replies 3

bogdanov
Cisco Employee
Cisco Employee

Dear Nick,

Could you, please, explain what you need in detailes?

Mikhail

Dear Michail

I have such problem:

in my lab I enable IS-IS only on a few of directly connected router interfaces. But IS-IS advertise ALL existing IP networks (from all directly connected interfaces). Then i'm trying to use passive-interface command to prevent IS-IS advertising from some interfaces - this not work. Then I'm trying to change AD for such IS-IS routes - this not work. Then I'm trying to use tag to filter such routes - this not work.

The main problem are:

why IS-IS advertise not only enabled networks, but all of them (from all directly connected interfaces)?

I use 12.1.17 GD

Best regards,

Nick

Dear Nick,

This problem seems to be a misconfiguration. I just tried to configure IS-IS in my lab and I did not see any problem. Only IS-IS "enabled" networks were advertised although all the interfaces on the router belonged to the same class B network.

It would be very helpful if I could see your configs. You can e-mail them to mikello@mail.ru if you want.

With best regards,

Mikhail