From: Gregory Gombas (ggombas@gmail.com)
Date: Fri May 04 2007 - 11:41:59 ART
Hello,
Can someone please elaborate on why the route map was added to the
default-information originate commands? What is the function of it?
Thanks
On 5/4/07, Todd, Douglas M. <DTODD@partners.org> wrote:
> Kim:
> my 2bits:
>
> Having been running the gamut on RIP over the last week or so, Rip will generate
> a default route when one is not present in the RIB. However, auto-summarization
> must be enabled (at least this is what I have found to be the case) in order for
> the default route to be generated.
>
> So far what the doc states is true, but it does not mention the need for
> auto-summarization to generate the default route. If someone has that url I'd
> love to see it..
>
> I am sure you have come across this but:
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124cg/hirp_c/ch2
> 5/ripconfg.htm
> is a good reference.
>
> -----Original Message-----
> From: nobody@groupstudy.com on behalf of Bob Sinclair
> Sent: Wed 5/2/2007 8:43 PM
> To: Istvan Szabo (isszabo)
> Cc: Kim; ccielab@groupstudy.com
> Subject: Re: RIP - Default Information Originate
>
> Istvan Szabo (isszabo) wrote:
> > Hi Kim and all,
> >
> > RIP only injects a default route using default information originate, if
> > it is in the routing table AND is learnt by RIP.
> >
> > This means if the default route is present, but is static or learnt by
> > other protocol, you have to use redistribute.
> >
> Istvan,
>
> I really hate to contradict, because I am sure you have a good reason
> for saying this, but it is not the behavior I see in recent IOS.
>
> I am running (C3640-JK9O3S-M), Version 12.4(5) and RIP has no problem
> generating a default all on its own using default-information originate.
>
> For me, it generates a default even without there being one in the table
> at all. And we have seen this behavior week in and week out in our
> class for years.
>
> By the way, the use of default-inf orig under RIP does not generate a
> local route to null 0.
>
> Hope we can figure out the discrepancy! :-)
> --
> Hth,
>
> Bob Sinclair CCIE 10427 CCSI 30427
> www.netmasterclass.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
>
>
>
>
>
> The information transmitted in this electronic communication is intended only for the person or entity to whom it is addressed and may contain confidential and/or privileged material. Any review, retransmission, dissemination or other use of or taking of any action in reliance upon this information by persons or entities other than the intended recipient is prohibited. If you received this information in error, please contact the Compliance HelpLine at 800-856-1983 and properly dispose of this information.
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Fri Jun 01 2007 - 06:55:20 ART