nope but it does have to do with 24.0.0.0/8 being advertised :-)
no static routes allowed, my friend...the solution is even simpler than that
-e-
----- Original Message -----
From: "John Neiberger"
To:
Cc:
Sent: Friday, September 07, 2001 7:22 AM
Subject: Re: EIGRP and ip default-network [7:18941]
> I'd like to hazard a guess here.
>
> My guess is that termsrv is passing 24.0.0.0/8 as the default network,
> yet rta does not have this in its routing tables. If you add a static
> route for 24.0.0.0/8 to Null0 on termsrv, eigrp will pass this route to
> rta, allowing rta to make that the default network.
>
> This is a good one! Am I close?
>
> John
>
> >>> "EA Louie" 9/7/01 4:53:19 AM >>>
> While studying Doyle Vol 1 p. 755-758 (default-network), I made an
> interesting yet painful discovery (besides the typo on p 755). Simple
> scenario: Two routers connected via serial interfaces and the default
> network on the Ethernet interface of termsrv. I was trying to get the
> candidate default route to advertise to rtra, but it wouldn't work
> until I
> made one config change.
>
> Can you figure out where, and what that change was? Bonus "points" if
> you
> can tell me why.
>
> Hint: It surprised me because it's an almost automatic command that I
> type
> in when I configure that particular feature. It showed up when I did
> a
> debug ip eigrp on rtra
>
> Here are the configs and routing tables with the unneeded portions
> snipped:
>
> ******** termsrv *********
>
> hostname termsrv
> !
> ip subnet-zero
> !
> interface Ethernet0
> ip address 24.21.8.200 255.255.255.192
> no ip directed-broadcast
> !
> interface Serial0
> ip address 192.168.2.2 255.255.255.252
> no ip directed-broadcast
> no ip mroute-cache
> no fair-queue
> !
> router eigrp 1
> network 24.0.0.0
> network 192.168.2.0
> no auto-summary
> !
> ip classless
> ip default-network 24.0.0.0
> !
>
> ********* rtra *********
>
> hostname rtra
> !
> ip subnet-zero
> !
> interface Serial0
> ip address 192.168.2.1 255.255.255.252
> no fair-queue
> clockrate 4000000
> !
> router eigrp 1
> network 172.16.0.0
> network 192.168.2.0
> no auto-summary
> !
> ip classless
>
> ******** routing tables termsrv *******
> termsrv#sh ip route
> Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B -
> BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
> i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, * -
> candidate
> default
> U - per-user static route, o - ODR
>
> Gateway of last resort is not set
>
> 1.0.0.0/32 is subnetted, 1 subnets
> C 1.1.1.1 is directly connected, Loopback0
> C 172.17.0.0/16 is directly connected, Loopback11
> 172.16.0.0/24 is subnetted, 3 subnets
> D 172.16.4.0 [90/2185984] via 192.168.2.1, 00:09:53, Serial0
> D 172.16.5.0 [90/2297856] via 192.168.2.1, 00:09:53, Serial0
> C 172.16.1.0 is directly connected, Loopback10
> * 24.0.0.0/26 is subnetted, 1 subnets
> C 24.21.8.192 is directly connected, Ethernet0
> 192.168.2.0/30 is subnetted, 1 subnets
> C 192.168.2.0 is directly connected, Serial0
> termsrv#
>
> ******** routing table rtra ********
> rtra#sh ip route
> Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B -
> BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
> i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS
> inter
> area
> * - candidate default, U - per-user static route, o - ODR
> P - periodic downloaded static route
>
> Gateway of last resort is not set
>
> 172.16.0.0/24 is subnetted, 2 subnets
> C 172.16.4.0 is directly connected, TokenRing0
> C 172.16.5.0 is directly connected, Loopback0
> 24.0.0.0/26 is subnetted, 1 subnets
> D 24.21.8.192 [90/3097600] via 192.168.2.2, 00:10:44, Serial0
> 192.168.2.0/30 is subnetted, 1 subnets
> C 192.168.2.0 is directly connected, Serial0
> rtra#
>
>
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