Thx for all your help guys I found the same thing out in my test lab at
home.
[EMAIL PROTECTED] ("Coleman, Jason") wrote:
>You guys are correct. I continued to try and find a doc that supported my
>understanding only to find that I was wrong.
>We setup a lab environment with the following setup.
>
>E1 = 192.168.1.1 /24
>S0/0 = 10.1.1.1 /8
>
>Router Rip
> Network 10.0.0.0
>
>Debug ip rip
>
>The debug trace shows RIP updates only being sent out the S0/0 port.
>
>Sorry for misleading anyone, but as it was stated earlier, you learn
>something new every day!!!!!
>
>Jason Coleman - CCNP, CCDP
>Customer Engineer
>
>
> -----Original Message-----
> From: James Haynes [mailto:[EMAIL PROTECTED]]
> Sent: Friday, April 27, 2001 2:30 PM
> To: [EMAIL PROTECTED]
> Subject: Re: RIP Updates [7:2270]
>
> That's what I thought. I'll try doing a test at home on my
>setup and see
> what it yields.
>
> --
> James Haynes
> Network Architect
> Cendant IT
> A+,MCSE,CCNA,CCDA,CCNP,CCDP
>
> ""EA Louie"" wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > If anyone has a router to do debugs on, please check this.
>The Cisco
> > documentation says that it only sends out RIP updates on
>the networks (and
> > thus, interfaces) indicated as part of router rip, which
>makes perfect
> sense
> > to me.
> >
> > from
> >
>
>http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/np1_c
> > /1cprt1/1crip.htm
> > comes
> > "RIP sends updates to the interfaces in the specified
>networks. If an
> > interface's network is not specified, it will not be
>advertised in any RIP
> > update."
> >
> > So, I believe James is correct, based on the
>documentation.
> >
> > -e-
> >
> > ----- Original Message -----
> > From: "Coleman, Jason"
> > To:
> > Sent: Friday, April 27, 2001 10:56 AM
> > Subject: RE: RIP Updates [7:2270]
> >
> >
> > > 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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>[EMAIL PROTECTED]
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>[EMAIL PROTECTED]
> FAQ, list archives, and subscription info:
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> Report misconduct and Nondisclosure violations to
>[EMAIL PROTECTED]
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