From: joshua lauer (jslauer@hotmail.com)
Date: Sat Oct 29 2005 - 08:33:55 GMT-3
Thanks Mate,
You are like the 30th person to remind me of this oversight...Thanks, you
win a prize! I guess that's the price I pay for no attention to detail.
jl
----- Original Message -----
From: "Feldman, Jim" <Jim.Feldman@amex.com>
To: "'joshua lauer'" <jslauer@hotmail.com>; "simon hart"
<simon@harttel.com>; "Group Study" <ccielab@groupstudy.com>
Sent: Wednesday, October 26, 2005 10:43 AM
Subject: RE: ISDN will not stay down
> Joshua,
>
> I'm pretty sure using the no peer neighbor route only makes sense if ppp
> is
> configured. In this example, ppp wasn't configured.
>
> Jim
>
> -----Original Message-----
> From: joshua lauer [mailto:jslauer@hotmail.com]
> Sent: Wednesday, October 26, 2005 10:41 AM
> 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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>> 25/10/2005
>>
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