Re: disconnected networks?

From: Vito Trimlett (Vito.Trimlett@xxxxxxxxxxxx)
Date: Mon Oct 09 2000 - 17:09:03 GMT-3


   
I think you mean "discontiguous networks" (I think). The command I think you
are looking for is "IP DEFAULT NETWORK". I pasted the basic definition and
usage from Cisco online. Let me know if this is what you are looking for.

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ip default-network
To select a network as a candidate route for computing the gateway of last
resort, use the ip default-network global configuration command. To remove a
route, use the no form of this command.

ip default-network network-number
no ip default-network network-number

Syntax Description
 network-number
 Number of the network.

 Default
If the router has a directly connected interface onto the specified network,
the dynamic routing protocols running on that router will generate (or
source) a default route. For RIP, this is flagged as the pseudonetwork
0.0.0.0; for IGRP, it is the network itself, flagged as an exterior route.

Command Mode
Global configuration

Usage Guidelines
This command first appeared in Cisco IOS Release 10.0.

The Cisco IOS software uses both administrative distance and metric
information to determine the default route. Multiple ip default-network
commands can be given. All candidate default routes, both static (that is,
flagged by ip default-network) and dynamic, appear in the routing table
preceded by an asterisk.

If the IP routing table indicates that the specified network number is
subnetted and a non-zero subnet number is specified, then the system will
automatically configure a static summary route. This static summary route is
configured instead of a default network. The effect of the static summary
route is to cause traffic destined for subnets that are not explicitly
listed in the IP routing table to be routed using the specified subnet.

Examples
The following example defines a static route to network 10.0.0.0 as the
static default route:

ip route 10.0.0.0 255.0.0.0 131.108.3.4
ip default-network 10.0.0.0

If the following command was issued on a router not connected to network
129.140.0.0, the software might choose the path to that network as a default
route when the network appeared in the routing table:

ip default-network 129.140.0.0

Related Commands
You can use the master indexes or search online to find documentation of
related commands
----- Original Message -----
From: Lampron, George <glampron@den.ipalliance.net>
To: <ccielab@groupstudy.com>
Sent: Monday, October 09, 2000 10:47 AM
Subject: disconnected networks?

> which command will enable IGRP or RIP to operate with a default path when
> working with disconnected networks
>
> What is meant by disconnected networks?
>
>
> -----Original Message-----
> From: Mark Lewis [mailto:markl11@hotmail.com]
> Sent: Monday, October 09, 2000 7:02 AM
> To: elopes@cisco.com; bellis@optsys.net; ccielab@groupstudy.com
> Subject: Re: networkers Mexico
>
>
>
> MEXICO?!? Think about it - where would you rather be Mexico (sun/sea/sand)
> or where I am, London (wind/rain)?!
>
> Mark
> CCIE#6280
>
>
> >From: "Elaine B. Lopes" <elopes@cisco.com>
> >Reply-To: "Elaine B. Lopes" <elopes@cisco.com>
> >To: "Brad Ellis" <bellis@optsys.net>, <ccielab@groupstudy.com>
> >Subject: Re: networkers Mexico
> >Date: Sun, 08 Oct 2000 20:57:03 -0700
> >
> >I'm going. BTW, CCIEs can attend the 5 sessions counting for recert there
> >and will get a 'passport'. If you get 5 stamps on your passport, you get
a
> >voucher for taking your recert Sylvan exam.
> >Cheers,
> >Elaine Lopes
> >
> >At 12:24 AM 10/07/2000 -0400, Brad Ellis wrote:
> > >Anyone going next week? Shoot me an e-mail.
> > >
> > >thanks
> > >-Brad Ellis
> > >CCIE#5796
> > >bellis@optsys.net
> > >
> > >



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