From: Sean (sean_ccie@yahoo.com.cn)
Date: Thu Sep 19 2002 - 15:00:36 GMT-3
I don't think this is a ISDN layer 3 problem since ISDN can connect but ping
failed. Try "debug dialer" to see what timeout event caused disconnection.
Sean
--- Craig Tompkins <craig.tompkins@verizon.net> 5DU}ND#:> -----BEGIN PGP SIGNED
MESSAGE-----
> Hash: SHA1
>
> See if this helps any to aid in finding cause.
>
> http://www.cisco.com/warp/public/471/isdn_q931_ts.html
>
>
> Craig W. Tompkins
> Network Engineer
> Temecula, CA 92592
> 760.583.6544
>
> "The credit belongs to the man who is actually in the arena, whose
> face is marred by dust and sweat and blood; who strives valiantly;
> who errs and comes short again and again, who knows the great
> enthusiasms, the great devotions, and spends himself in a worthy
> cause; who at best, knows the triumph of high achievement; and who,
> at the worst, if he fails, at least fails while daring greatly, so
> that his place shall never be with those cold and timid souls who
> know neither victory nor defeat."
> - -Theodore Roosevelt, "Citizen in a Republic", April 23, 1910
>
>
> - -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> Of ccie spoon
> Sent: Thursday, September 19, 2002 3:23 AM
> To: ccielab@groupstudy.com
> Subject: Re: isdn timeout
>
> guys
>
> have 2 2500's isdn connection.
>
> the config is mirrored on the other side.
> The line is brought up...but pings do not work
> in each case...both routers can bring up the isdn.
> i see layer 3 calls
> but each call disconnects after 22 secs
> encapsulation - negotiation and authentication are fine.
>
> interface BRI0
> description ISDN
> bandwidth 64
> ip address 124.1.12.1 255.255.255.0
> ip directed-broadcast
> ip accounting output-packets
> encapsulation ppp
> dialer idle-timeout 180
> dialer enable-timeout 30
> dialer map ip 124.1.12.2 name rtest002 broadcast 5003
> dialer load-threshold 25 either
> dialer-group 1
> isdn switch-type basic-net3
> priority-group 1
> no cdp enable
> ppp authentication chap
> ppp multilink
>
>
> interface BRI0
> description other isdn
> ip address 124.1.12.2 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> dialer idle-timeout 180
> dialer enable-timeout 30
> dialer map ip 124.1.12.1 name rtest001 9237
> dialer-group 1
> isdn switch-type basic-net3
> priority-group 1
> ppp authentication chap
> ppp multilink
>
> Any help appreciated.
>
>
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