Re: ISIS Redistribution.

From: Chen Kwong Wai William (kwchen@netvigator.com)
Date: Wed Aug 20 2003 - 13:07:28 GMT-3


Hi Rob,

    I got it.

    Thx, is it only ISIS behave in this way?

Best Regards,
William

----- Original Message -----
From: "Rob Laidlaw" <laidlaw@consecro.com>
To: "Chen Kwong Wai William" <kwchen@netvigator.com>
Sent: Wednesday, August 20, 2003 11:52 PM
Subject: Re: ISIS Redistribution.

> Yes, IS-IS does NOT redistribute connect routes. OSPF does. In order to
> get the routes into the ospf domain you can redistribute connected or make
a
> network statement for them.
>
>
> ----- Original Message -----
> From: "Chen Kwong Wai William" <kwchen@netvigator.com>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, August 20, 2003 10:45 AM
> Subject: ISIS Redistribution.
>
>
> > Dear all,
> >
> > I've the following test case:
> >
> > R4 - R1 - R5
> >
> > R4's Loopback and the serial link between R4 and R1 running ISIS,
> > R5's Loopback and the serial link between R1 and R5 running OSPF,
> >
> > R1 is doing the mutual redisttribtion between OSPF and ISIS:
> >
> > Then, it is the network between R4 and R1 does not redistribute into
> > OSPF, but the network between R1 and R5 does redistribution into ISIS.
Is
> it
> > the ISIS's behaviour of not redistribute the connect network even the
link
> > is running ISIS. However, OSPF does. What is the different between OSPF
> and
> > ISIS. Am I wrong in some configurations?
> >
> > Best Regards,
> > William
> >
> > R4:
> > interface Loopback1
> > ip address 4.4.4.4 255.255.255.0
> > ip router isis
> > !
> > interface Serial4
> > ip address 172.16.1.2 255.255.255.0
> > ip router isis
> > clockrate 64000
> > !
> > router isis
> > net 49.0001.0000.0000.0004.00
> > !
> >
> > R1:
> > interface Loopback0
> > ip address 1.1.1.1 255.255.255.0
> > !
> > interface Serial0.1 point-to-point
> > ip address 192.168.1.1 255.255.255.0
> > frame-relay interface-dlci 105
> > !
> > interface Serial1
> > ip address 172.16.1.1 255.255.255.0
> > ip router isis
> > !
> > router ospf 1
> > log-adjacency-changes
> > redistribute isis metric 15 subnets
> > network 192.168.1.1 0.0.0.0 area 0
> > !
> > router isis
> > redistribute ospf 1
> > net 49.0001.0000.0000.0001.00
> > !
> >
> > R5:
> > interface Loopback0
> > ip address 5.5.5.5 255.255.255.0
> > !
> > interface Serial1.1 point-to-point
> > ip address 192.168.1.5 255.255.255.0
> > frame-relay interface-dlci 501
> > !
> > router ospf 1
> > log-adjacency-changes
> > network 5.5.5.5 0.0.0.0 area 0
> > network 192.168.1.5 0.0.0.0 area 0
> > !
> >
> > Now the routing table:
> >
> > R4:
> >
> > R4#r
> > 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
> >
> > 4.0.0.0/24 is subnetted, 1 subnets
> > C 4.4.4.0 is directly connected, Loopback1
> > 5.0.0.0/32 is subnetted, 1 subnets
> > i L2 5.5.5.5 [115/10] via 172.16.1.1, Serial4
> > 172.16.0.0/24 is subnetted, 1 subnets
> > C 172.16.1.0 is directly connected, Serial4
> > i L2 192.168.1.0/24 [115/10] via 172.16.1.1, Serial4
> >
> > R1#r
> > R1#r
> > 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
> >
> > 1.0.0.0/24 is subnetted, 1 subnets
> > C 1.1.1.0 is directly connected, Loopback0
> > 4.0.0.0/24 is subnetted, 1 subnets
> > i L1 4.4.4.0 [115/20] via 172.16.1.2, Serial1
> > 5.0.0.0/32 is subnetted, 1 subnets
> > O 5.5.5.5 [110/65] via 192.168.1.5, 00:16:48, Serial0.1
> > 172.16.0.0/24 is subnetted, 1 subnets
> > C 172.16.1.0 is directly connected, Serial1
> > C 192.168.1.0/24 is directly connected, Serial0.1
> >
> > R5:
> >
> > R5#r
> > 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
> >
> > 4.0.0.0/24 is subnetted, 1 subnets
> > O E2 4.4.4.0 [110/15] via 192.168.1.1, 00:17:26, Serial1.1
> > 5.0.0.0/24 is subnetted, 1 subnets
> > C 5.5.5.0 is directly connected, Loopback0
> > C 192.168.1.0/24 is directly connected, Serial1.1
> >
> >
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