From: navaid@rogers.com
Date: Sat Sep 27 2003 - 07:47:18 GMT-3
I think it is PPP authentication issue.
Turn on Q931 debuging it will give you more detail.
Navaid
>
> From: Peng Zheng <zpnist@yahoo.com>
> Date: 2003/09/27 Sat AM 01:51:09 EDT
> To: ccielab@groupstudy.com
> Subject: ISDN can not get connect
>
> I configure ISDN, it works before, but now I can not
> make it work.
>
> Below are config:
>
> R4:
>
> hostname Rack06R4
>
> username Rack06R5 password 0 cisco
> interface BRI0
> ip address 145.45.45.4 255.255.255.240
> encapsulation ppp
> dialer map ip 145.45.45.5 name Rack06R5 broadcast
> 5556001
> dialer map ip 145.45.45.5 name Rack06R5 broadcast
> 5556002
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 50355550010101
> isdn spid2 50355550020101
> cdapi buffers regular 0
> cdapi buffers raw 0
> cdapi buffers large 0
> ppp authentication chap callin
>
>
> --------------
> on R5:
>
> hostname Rack06R5
> !
> aaa new-model
> aaa authentication ppp default local
> aaa authorization network default local
> username Rack06R4 password 0 cisco
> interface BRI0
> ip address 145.45.45.5 255.255.255.240
> encapsulation ppp
> isdn switch-type basic-ni
> isdn spid1 50355560010101
> isdn spid2 50355560020101
> cdapi buffers regular 0
> cdapi buffers raw 0
> cdapi buffers large 0
> ppp authentication chap
>
> -------------------------------
>
> When I tried sh isdn status on both, I got:
>
> Global ISDN Switchtype = basic-ni
> ISDN BRI0 interface
> dsl 0, interface ISDN Switchtype = basic-ni
> Layer 1 Status:
> ACTIVE
> Layer 2 Status:
> TEI = 109, Ces = 1, SAPI = 0, State =
> MULTIPLE_FRAME_ESTABLISHED
> TEI = 110, Ces = 2, SAPI = 0, State =
> MULTIPLE_FRAME_ESTABLISHED
> TEI 109, ces = 1, state = 5(init)
> spid1 configured, no LDN, spid1 sent,
> spid1 valid
> Endpoint ID Info: epsf = 0, usid = 2, tid
> = 1
> TEI 110, ces = 2, state = 5(init)
> spid2 configured, no LDN, spid2 sent,
> spid2 valid
> Endpoint ID Info: epsf = 0, usid = 4, tid
> = 1
> Layer 3 Status:
> 0 Active Layer 3 Call(s)
> Active dsl 0 CCBs = 0
> The Free Channel Mask: 0x80000003
> Total Allocated ISDN CCBs = 0
>
> -----------------
>
> But when I tried debug on Rack06R4, I got:
>
> 00:39:26: BRI0: wait for isdn carrier timeout, call
> id=0x803F
> 00:39:26: BR0 DDR: Dialing cause ip (s=145.45.45.4,
> d=224.0.0.5)
> 00:39:26: BR0 DDR: Attempting to dial 5556001
>
> The calling number is correct. But can not connect to
> Rack06R5.
>
>
> What's the possible reason?
>
> How to debug this?
>
> Thanks for help.
>
>
>
>
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1
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