From: Dezhong Cai (dcai@xxxxxxxxx)
Date: Fri Dec 08 2000 - 03:32:54 GMT-3
HI, Wu,
I agree with your idea. But in my lab test, you can't use any other IP
address except the given class B address (in this case it is 134.1.0.0). So
what?
Dezhong
-----Original Message-----
From: Lei Chen <leichen@cisco.com>
To: dcai@students.depaul.edu <dcai@students.depaul.edu>
Date: Thursday, December 07, 2000 9:34 PM
Subject: Re: Wording
>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
>> > > > >
This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 08:26:00 GMT-3