From: Manny Gonzalez (gonzalu@xxxxxxx)
Date: Sun Mar 03 2002 - 22:37:48 GMT-3
Been there, done that!
:-)
Nick Shah wrote:
>
> If you can explicitly set the peer as a L1, it should get a default route.
> .. try circuit-type on the interface connecting to the peer...
>
> hth
> Nick
> ----- Original Message -----
> From: "Manny Gonzalez" <gonzalu@nyp.org>
> To: "CCIELab at GroupStudy.com" <ccielab@groupstudy.com>
> Sent: Monday, March 04, 2002 9:02 AM
> Subject: ISIS and Default Route
>
> > In IOS 12.2(4)T, Cisco has added the command
> >
> > set-attached-bit
> >
> > This lets one control the setting of the ATT bit regardless of lavel1/2
> > connectivity on an L1 router.
> >
> > My question is this:
> >
> > If I have an L1 router connected to an L1L2 router all in the same area,
> > I do not get a default route. If I use the DEFAULT-INFORMATION-ORIGINATE
> > command with a route map, i can force a default to be injected into the
> > L1 router.
> >
> > If I have multiple areas connected via L1L2 routers, all L1 routers in
> > the repective areas get a default route automatically. I believe this
> > happens because the L1 router sees more than one L1L2 router and it will
> > set the ATT bit to the closest attached L1L2 router and then puts in a
> > default route to this L1L2 device.
> >
> > Is there a way to get a default into an L1 router when there is only one
> > area and only L1L2 router in the area WITHOUT default information
> > originate? IOS 12.1 only please. I know in 12.2 I can get the ATT bit
> > set the hard way.
> >
> > Thanks in advance.
> >
> > Manny Gonzalez
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