From: David (david_knot@xxxxxxxxx)
Date: Mon Jan 14 2002 - 07:48:55 GMT-3
Yes, that side is fine.
I think the only way to fix is to have extra statics.
i.e. one on RE to point to RB's token ring. One
stattic/default on RB pointing to RE.
--- Denise Donohue <fradendon@home.com> wrote:
> Does the ISDN link come up when the main link goes
> down?
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of
> David
> Sent: Sunday, January 13, 2002 12:29 PM
> To: ccielab@groupstudy.com
> Subject: NSSA, Virtual-link & floating Statics
>
>
> The practice lab has:
>
> RC-----serial----RB----ethernet----RE
> | | |
> | token |
> | |
> |----------------ISDN---------------
>
> Rc --- Rb serial & token are in area 300. Rb---Re
> ethenet is in are 40. Since only Rc has connection
> to
> area 0, we need a virtual link between Rc---Rb. Area
> 40 is to be NSSA & Rb is to send only a default
> route
> to Re (to be visible only on Re).
>
> Need to backup, such that if serial fails, Rc &
> other
> routers can accss the Ethernet LAN & Rb token ring.
> Allowed a few statics on Rc & only a default allowed
> on Re.
>
> With my configs below, the problem is Rc cant reach
> Ethernet LAN & Rb token ring. Any suggestions pls:
>
> hostname Rb
> !
> enable password c
> !
> interface Loopback0
> ip address 144.1.2.2 255.255.255.0
> !
> interface Ethernet0/0
> ip address 144.1.25.2 255.255.255.0
> !
> interface Serial0/0
> ip address 144.1.23.2 255.255.255.0
> !
> interface TokenRing0/0
> ip address 144.1.20.2 255.255.255.0
> !
> router ospf 1
> network 144.1.2.0 0.0.0.255 area 30
> network 144.1.20.0 0.0.0.255 area 30
> network 144.1.23.0 0.0.0.255 area 30
> network 144.1.25.0 0.0.0.255 area 40
> area 30 virtual-link 144.1.3.3
> area 40 nssa no-summary
> !
> end
>
> hostname Rc
> !
> enable password c
> !
> username Re password 0 c
> !
> interface Loopback0
> ip address 144.1.3.3 255.255.255.0
> !
> interface Ethernet0/0
> ip address 144.1.9.3 255.255.255.0
> !
> interface Serial0/0
> ip address 144.1.134.3 255.255.255.224
> encapsulation frame-relay
> ip ospf network point-to-multipoint
> clockrate 64000
> frame-relay map ip 144.1.134.1 103 broadcast
> frame-relay map ip 144.1.134.4 103 broadcast
> !
> interface BRI0/0
> ip address 144.1.35.3 255.255.255.0
> encapsulation ppp
> dialer map ip 144.1.35.5 name Re class dial1
> broadcast 21
> dialer-group 1
> isdn switch-type basic-net3
> ppp authentication chap
> ppp chap hostname User1
> !
> router ospf 1
> area 30 virtual-link 144.1.2.2
> redistribute static metric 10 subnets
> network 144.1.3.0 0.0.0.255 area 0
> network 144.1.9.0 0.0.0.255 area 30
> network 144.1.23.0 0.0.0.255 area 30
> network 144.1.134.0 0.0.0.255 area 0
> !
> ip classless
> ip route 144.1.2.0 255.255.255.0 144.1.35.5 200
> ip route 144.1.5.0 255.255.255.0 144.1.35.5 200
> ip route 144.1.20.0 255.255.255.0 144.1.35.5 200
> ip route 144.1.25.0 255.255.255.0 144.1.35.5 200
> !
> end
>
> hostname Re
> !
> enable password c
> !
> username User1 password 0 c
> !
> interface Loopback0
> ip address 144.1.5.5 255.255.255.0
> !
> interface Ethernet0/0
> ip address 144.1.25.5 255.255.255.0
> !
> interface BRI0/0
> ip address 144.1.35.5 255.255.255.0
> encapsulation ppp
> dialer map ip 144.1.35.3 name User1 broadcast 20
> dialer-group 1
> isdn switch-type basic-net3
> ppp authentication chap
> !
> router ospf 1
> redistribute static metric 10 subnets
> network 144.1.5.0 0.0.0.255 area 40
> network 144.1.25.0 0.0.0.255 area 40
> area 40 nssa
> !
> ip route 0.0.0.0 0.0.0.0 144.1.35.3 200
> end
>
>
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