From: Wu, Jiang (wujiang@xxxxxxxxx)
Date: Fri Dec 08 2000 - 00:34:20 GMT-3
Then you use summary again? Try add a new loopback using classful network. Add
it to IGRP and make it to be the default. Ideas?
Regards,
Wu Jiang
----- Original Message -----
From: zhangxianqi <zhangxqi@gitc.com.cn>
To: Tony Olzak <aolzak@buckeye-express.com>
Cc: <ccielab@groupstudy.com>
Sent: Friday, December 08, 2000 9:47 AM
Subject: Re: Wording
> Hi,
> You can try redistribute connect on r3 and summary to 134.1.0.0/16 then use '
ip default-network 134.1.0.0' command.
>
>
> Regards
> xianqi
> ----- Original Message -----
> From: Tony Olzak <aolzak@buckeye-express.com>
> To: Robert DeVito <robertdevito@hotmail.com>; <fningham@worldnet.att.net>
> Cc: <ccielab@groupstudy.com>
> Sent: Friday, December 08, 2000 5:59 AM
> Subject: Re: Wording
>
>
> > This is because the IGRP-enabled link is using a 24-bit network mask. This
> > means IGRP will ONLY accept 24-bit mask routes from 134.1.x.x networks.
> >
> > Tony
> >
> > ----- Original Message -----
> > From: "Robert DeVito" <robertdevito@hotmail.com>
> > To: <fningham@worldnet.att.net>
> > Cc: <ccielab@groupstudy.com>
> > Sent: Thursday, December 07, 2000 7:43 AM
> > Subject: Re: Wording
> >
> >
> > > Going back to the following scenerio:
> > >
> > > Configure IGRP between R3 and R4. Ensure that all routers in the
> > > network can access all interfaces on all the routers. Configuring
> > > ONLY R3, send a default route to R4 without using static routes,
> > > route maps, or summary addresses.
> > >
> > >
> > > R2 (E0 - 134.1.32.1/20)
> > > |e0
> > > | OSPF Area 0
> > > |e0
> > > R3 (E0 - 134.1.32.2/20, S0 - 134.1.31.1/24)
> > > \s0
> > > \ IGRP
> > > \s0
> > > R4 (s0 - 134.1.31.2/24)
> > >
> > > I have having a hard time getting the 134.1.32.X network to be
> > redistributed
> > > into IGRP. Here are my configs. I am asumming that after I am able to get
> > > the 134.1.32.X network to redistribute into IGRP, I would add the "ip
> > > default-netw 134.1.32.0" command to r3, then redistribute IGRP into OSPF
> > in
> > > R3, and that problem should be solved?????
> > >
> > > Thanx in advanced.
> > >
> > > R3 Config:
> > > interface Ethernet0/0
> > > ip address 134.1.32.2 255.255.240.0
> > > ip irdp
> > > ip irdp multicast
> > > ip irdp preference 600
> > > !
> > > interface Serial0/0
> > > ip address 134.1.31.1 255.255.255.0
> > > no ip mroute-cache
> > > clockrate 2000000
> > > !
> > > router ospf 1
> > > summary-address 134.1.32.0 255.255.255.0
> > > redistribute connected
> > > network 134.1.32.0 0.0.0.255 area 0
> > > default-metric 100
> > > !
> > > router igrp 1
> > > redistribute ospf 1
> > > passive-interface Ethernet0/0
> > > network 134.1.0.0
> > > !
> > > ip classless
> > > !
> > > Gateway of last resort is not set
> > >
> > > 134.1.0.0/16 is variably subnetted, 4 subnets, 3 masks
> > > O IA 134.1.3.0/24 [110/74] via 134.1.32.1, 00:00:28, Ethernet0/0
> > > C 134.1.31.0/24 is directly connected, Serial0/0
> > > C 134.1.32.0/20 is directly connected, Ethernet0/0
> > > O IA 134.1.48.0/25 [110/84] via 134.1.32.1, 00:00:28, Ethernet0/0
> > > 150.100.0.0/24 is subnetted, 1 subnets
> > > O E2 150.100.1.0 [110/500] via 134.1.32.1, 00:00:28, Ethernet0/0
> > > I 150.200.0.0/16 [100/8976] via 134.1.31.2, 00:00:11, Serial0/0
> > >
> > > Router 4 Config:
> > > ip subnet-zero
> > > no ip domain-lookup
> > > !
> > > interface Loopback0
> > > ip address 150.200.2.1 255.255.255.0
> > > !
> > > interface Serial0
> > > ip address 134.1.31.2 255.255.255.0
> > > no fair-queue
> > > !
> > > interface Serial1
> > > no ip address
> > > shutdown
> > > !
> > > interface TokenRing0
> > > no ip address
> > > shutdown
> > > !
> > > router igrp 1
> > > network 150.200.0.0
> > > network 134.1.0.0
> > > !
> > > ip classless
> > > !
> > > Gateway of last resort is not set
> > >
> > > 150.200.0.0/24 is subnetted, 1 subnets
> > > C 150.200.2.0 is directly connected, Loopback0
> > > 134.1.0.0/24 is subnetted, 2 subnets
> > > I 134.1.3.0 [100/52100] via 134.1.31.1, 00:00:52, Serial0
> > > C 134.1.31.0 is directly connected, Serial0
> > > I 150.100.0.0/16 [100/52100] via 134.1.31.1, 00:00:52, Serial0
> > >
> > > **** As you can see, I can see other routes that are being redistributed
> > > into IGRP from OSPF, I just can not see the 134.1.32.X network.
> > >
> > > ----Original Message Follows----
> > > From: Fred Ingham <fningham@worldnet.att.net>
> > > Reply-To: fningham@worldnet.att.net
> > > To: Robert DeVito <robertdevito@hotmail.com>
> > > Subject: Re: Wording
> > > Date: Wed, 06 Dec 2000 20:23:22 -0500
> > >
> > > Or better yet an OSPF route that is a different subnet. For instance if
> > > you configured r3-r4 link with 172.16.65.0/24
> > > you couldn't use 172.16.0.0 as the default network. If the link
> > > between r3-r2 were 172.17.x.y then you could use 172.17.0.0 as the
> > > default network.
> > >
> > > The network must exist in the routing table (of r3) as a connected,
> > > static, or learned route. You could configure 10.1.1.3 as a loopback on
> > > r3 and use 10.0.0.0 as the default network for instance. Remember to
> > > advertise the default network under IGRP on r3 with a network statement.
> > >
> > > Fred.
> > >
> > > Robert DeVito wrote:
> > > >
> > > > Fred,
> > > >
> > > > I am assuming if I can not use the classless address of the link
> > > > between R3 and R4 as the "default-network", I would have to append the
> > > > ip default-network command to a OSPF learned network? i.e. the link
> > > > between R3 and R2??
> > > >
> > > > Robert
> > > >
> > > > ----Original Message Follows----
> > > > From: Fred Ingham
> > > > Reply-To: Fred Ingham
> > > > To: Robert DeVito , ccielab@groupstudy.com
> > > > Subject: Re: Wording
> > > > Date: Wed, 06 Dec 2000 17:05:49 -0500
> > > > You also would have to redistribute IGRP into OSPF on r3 to ping the
> > > > R4
> > > > addresses from r2. Best to use route maps on both OSPF and IGRP
> > > > redistributions to prevent routing loops. Default network is the way
> > > > to
> > > > get a default into IGRP. The default network should be in r3's routing
> > > > table and not the same classful address configured on r4. r4 should
> > > > have the ip classless command and check that the r4 interface to r3
> > > > has
> > > > split horizon enabled.
> > > > Fred.
> > > > Robert DeVito wrote:
> > > > >
> > > > > R2
> > > > > |
> > > > > | Area 0
> > > > > |
> > > > > R3-------------------R4
> > > > >
> > > > > OSPF is configured between R2 and R3 (working good). I am trying to
> > > > > figure out what they mean below and how would you do that? Would you
> > > > > configure IGRP between R3 and R4 and then redistribute OSPF into
> > > > IGRP
> > > > > and use the " ip default-network" in R3?
> > > > >
> > > > > Configure IGRP between R3 and R4. Ensure that all routers in the
> > > > > network can access all interfaces on all the routers. Configuring
> > > > > ONLY R3, send a default route to R4 without using static routes,
> > > > route
> > > > > maps, or summary addresses.
> > > > >
> > > > > Thank you,
> > > > > Robert DeVito
> > > > >
> > > > >
> > > > ----------------------------------------------------------------------
> > > > > Get more from the Web. FREE MSN Explorer download :
> > > > > http://explorer.msn.com
> > > > >
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