RE: passive-interface loop0 in RIP

From: Cisco Fanatic <ebay_products_at_hotmail.com>
Date: Wed, 8 Jul 2009 14:02:19 -0700

Correct config:

!

router rip

 version 2

 passive-interface default
 no passive-interface fast0/0

  no passive-interface Loopback0

 network 141.1.0.0

 network 150.1.0.0

 no auto-summary

!

It was from a new grad who happen to ask me :(-
Don't have access to a router. But, will run debug later tonight as to explain
why?

Date: Wed, 8 Jul 2009 21:44:15 +0100
Subject: Re: passive-interface loop0 in RIP
From: ciscoleague_at_googlemail.com
To: ebay_products_at_hotmail.com; ccielab_at_groupstudy.com

Assuming 141.1.0.0 is the interface participating in RIP and 150.1.0.0 is you
Lopback interface.
Give no passive-interface for the 141.1.0.0 interface and not the loopback 0.
I'll be happy to be proved wrong. That way I can correct my understanding.
:-)

On Wed, Jul 8, 2009 at 9:37 PM, Cisco Fanatic <ebay_products_at_hotmail.com>
wrote:

All,

Simple configuration:

!

router rip

 version 2

 network 141.1.0.0

 network 150.1.0.0

 no auto-summary

!

Rack1R3#sir rip

     141.1.0.0/24 is subnetted, 10 subnets

R 141.1.6.0 [120/1] via 141.1.36.6, 00:00:23, FastEthernet0/1

     150.1.0.0/16 is variably subnetted, 7 subnets, 2 masks

R 150.1.7.0/24 [120/1] via 141.1.37.7, 00:00:10, FastEthernet0/0 <--

But, now the configuration is done with passive-interface.

!

router rip

 version 2

 passive-interface default

  no passive-interface Loopback0

 network 141.1.0.0

 network 150.1.0.0

 no auto-summary

!

If you do "no passive-interface loopback0" the route is not seen. Not sure

why?

I don't see the 150.1.7.0/24 RIP route?

Rack1R3#sir rip

     141.1.0.0/24 is subnetted, 10 subnets

R 141.1.6.0 [120/1] via 141.1.36.6, 00:00:23, FastEthernet0/1

Any basic stuff which I am missing here?

-Yuri
Received on Wed Jul 08 2009 - 14:02:19 ART

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