Thx for the answers. I guess we both learned something. I thought it was
only interfaces who's major network was being advertised, he thought it was
any interface IP enabled or not. Learn something new everyday.
--
James Haynes
Network Architect
Cendant IT
A+,MCSE,CCNA,CCDA,CCNP,CCDP
""Coleman, Jason"" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> My understanding is that when you enable RIP, it will broadcast the route
> table out all interfaces where IP is running. The network statement is
used
> to designate which networks are added to the route table.
>
> Example:
>
> E1 = 10.1.1.1 /8
> E2 = 11.1.1.1 /8
> E3 = 192.168.1.1 /24
>
> Router rip
> Network 10.0.0.0
> Network 11.0.0.0
>
> The route table will contain the 10.0.0.0 /8 and 11.0.0.0 /8 networks and
> NOT the 192.168.1.1 /24 network. However the route table will be
broadcast
> out all 3 Ethernet ports. If you do not want the table broadcast out a
> certain port, then you have to use the passive-interface command.
>
>
> Jason Coleman - CCNP, CCDP
> Customer Engineer
>
>
> -----Original Message-----
> From: James Haynes [mailto:[EMAIL PROTECTED]]
> Sent: Friday, April 27, 2001 10:47 AM
> To: [EMAIL PROTECTED]
> Subject: RIP Updates [7:2270]
>
> I'm currently having a "discussion" with a fellow employee
> who passed the
> CCIE Written about a year ago. Has no plans to take the lab,
> but that's
> neither here no there. He claims that when RIP is enabled on
> a router it
> floods it's updates out all interfaces on the router by
> default. I was of
> the impression that the updates are only broadcast out
> interfaces that have
> ip addresses in the same major network as the network
> command when
> configuring RIP.
>
> For example:
>
> A router with four interfaces (addresses made up)
>
> E0 130.10.12.1
> E1 130.10.13.1
> S0 130.10.20.1
> S1 170.23.15.1
> To0 no ip address, but up for bridging.
>
> If I configure RIP as:
>
> router rip
> network 130.10.0.0
>
> then E0,E1,and S0 will send Rip updates out those
> interfaces, but S1, and
> To0 interfaces will not. Is this correct? I've been looking
> through some of
> my books and on CCO and from what I gather RIP broadcasts a
> RIP Request
> Message on each RIP-enabled interface and receives a RIP
> Response message
> from a neighboring RIP router that includes that routers
> routing table. Are
> the RIP-enabled interfaces those interfaces in the same
> major network as the
> network command? Would a router running RIP on the far side
> of a connection
> on S1 send a request if it's network was specified in that
> routers RIP
> process causing the local router to send an update out the
> S1 interface? If
> anyone knows or can point me to the appropriate place for
> the information
> I'd appreciate it.
>
> --
> James Haynes
> Network Architect
> Cendant IT
> A+,MCSE,CCNA,CCDA,CCNP,CCDP
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