From: simon hart (simon@harttel.com)
Date: Wed Oct 26 2005 - 11:46:16 GMT-3
Why?? I am not using PPP. No peer neighbor route will only stop the far
end from installing a host route when PPP is enabled on the connection.
Simon
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
joshua lauer
Sent: 26 October 2005 15:41
To: simon hart; Group Study
Subject: Re: ISDN will not stay down
No peer neighbor route would be a good option here.
JL
----- Original Message -----
From: "simon hart" <simon@harttel.com>
To: "Group Study" <ccielab@groupstudy.com>
Sent: Wednesday, October 26, 2005 10:26 AM
Subject: ISDN will not stay down
> Hi all,
>
> I have a problem with keeping ISDN in the following configuration. I have
> created a non-broadcast area between R4 and R5 for Ospf and also create
> ospf
> demand circuit on R5, however the circuit never goes down. It seems that
> demand circuit does not like this typr of config.
> Any ideas?
>
> R5 config
>
> interface BRI0/0
> ip address 129.1.45.5 255.255.255.248
> ip ospf network non-broadcast
> ip ospf demand-circuit
> dialer map ip 129.1.45.4 name Frame_R4 1111
> dialer redial interval 10 attempts 3
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 2122
>
>
> router ospf 100
> router-id 150.1.5.5
> log-adjacency-changes
> network 129.1.45.5 0.0.0.0 area 0
> network 129.1.54.5 0.0.0.0 area 0
> network 129.1.58.5 0.0.0.0 area 0
> network 150.1.5.5 0.0.0.0 area 0
> neighbor 129.1.45.4
>
>
> R4 config
>
> interface BRI0
> ip address 129.1.45.4 255.255.255.248
> ip ospf network non-broadcast
> ip ospf priority 0
> dialer map ip 129.1.45.5 name Rack1R5 2222
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 1211
>
> router ospf 100
> router-id 150.1.4.4
> log-adjacency-changes
> network 129.1.45.4 0.0.0.0 area 0
> network 129.1.46.4 0.0.0.0 area 0
> network 129.1.54.4 0.0.0.0 area 0
> network 150.1.4.4 0.0.0.0 area 0
>
> BRI0:1 - dialer type = ISDN
> Idle timer (120 secs), Fast idle timer (20 secs)
> Wait for carrier (30 secs), Re-enable (15 secs)
> Dialer state is data link layer up
> Dial reason: ip (s=129.1.45.4, d=129.1.45.5)
> Time until disconnect 107 secs
> Connected to 2222 (Rack1R5)
>
> Debug IP routing shows no change of routing updates (hence reconvergence
> is
> not keeping the line up)
>
> Neighbor is established
>
> If I look at the packets I can see that R4 and R5 are exchanging hello
> packets every 30 seconds.
>
> Oct 26 14:24:09.878: IP: s=129.1.45.4 (local), d=129.1.45.5 (BRI0), len
> 80,
> sending, proto=89
> Oct 26 14:24:24.318: IP: s=129.1.45.5 (BRI0), d=129.1.45.4, len 80, rcvd
> 0,
> proto=89
>
> So I guess the question is does ip ospf demand circuit work when the
> circuit
> is configured as non-broadcast??
>
> Thanks
>
> Simon
>
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