From: Richard Mott (richpmott@xxxxxxxxxxx)
Date: Sun Jun 25 2000 - 08:22:57 GMT-3
remove the ppp multilink from the configs.
Rich Mott
CCIE #5234 (R&S)(ISP/Dial)
Network Engineer
Jannon Solutions
>From: "Tony Medeiros" <tonygreat@home.com>
>Reply-To: "Tony Medeiros" <tonygreat@home.com>
>To: <CCIElab@groupstudy.com>
>Subject: PPP callback
>Date: Sat, 24 Jun 2000 17:19:27 -0700
>
>I am in need of help. Trying to get PPP callback working along with
>Snapshot routeing. I get the callback client to initiate a call to the
>server, the call disconnects like it should, the server initiates a
>callback but the PPP negotiation fails right after CHAP is successful.
>Maybe snapshot won't work with PPP callback. Here are the pertinate parts
>of the configs and some debug output:
>Thanks everyone!!!
>Tony Medeiros
>(7 weeks and a wake up till SJ)
>
>R1 (Melbourne)
>
>interface BRI0
> ip address 193.1.1.10 255.255.255.252
> no ip directed-broadcast
> encapsulation ppp
> dialer callback-secure
> dialer idle-timeout 300
> dialer fast-idle 45
> dialer enable-timeout 2
> dialer map ip 193.1.1.9 name Canberra class tony broadcast 7949314
> dialer load-threshold 10 either
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 51079491370101
> isdn spid2 51079494110101
> snapshot server 5
> ppp callback accept
> ppp authentication chap
> ppp multilink
> ppp multilink interleave
>
>map-class dialer tony
> dialer callback-server username
>dialer-list 1 protocol ip permit
>
>
>R2 (Canberra)
>
>interface BRI0
> ip address 193.1.1.9 255.255.255.252
> no ip directed-broadcast
> encapsulation ppp
> dialer idle-timeout 300
> dialer fast-idle 45
> dialer map snapshot 5 name Melbourne 7949137
> dialer map ip 193.1.1.10 name Melbourne broadcast 7949137
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 51079493140101
> isdn spid2 51079494430101
> snapshot client 5 200 dialer
> no cdp enable
> ppp callback request
> ppp authentication chap
> ppp multilink
> ppp multilink interleave
>
>Dialer-list 1 protocol ip permit
>
>
>And an excerpt of "debug ppp neg" on "melbourne" the PPP callback server.
>
>00:52:12: BR0:1 LCP: State is Open
>00:52:12: BR0:1 PPP: Phase is AUTHENTICATING, by both
>00:52:12: BR0:1 CHAP: O CHALLENGE id 40 len 30 from "Melbourne"
>00:52:12: BR0:1 CHAP: I CHALLENGE id 26 len 29 from "Canberra"
>00:52:12: BR0:1 CHAP: O RESPONSE id 26 len 30 from "Melbourne"
>00:52:12: BR0:1 CHAP: I SUCCESS id 26 len 4
>00:52:12: BR0:1 CHAP: I RESPONSE id 40 len 29 from "Canberra"
>00:52:12: BR0:1 CHAP: O SUCCESS id 40 len 4
>00:52:12: BR0:1 PPP: Callback user did not negotiate LCP Callback
><----------- this is where is fails
>00:52:12: BR0:1 PPP: Phase is TERMINATING
>00:52:12: BR0:1 LCP: O TERMREQ [Open] id 60 len 4
>00:52:12: BR0:1 LCP: I TERMACK [TERMsent] id 60 len 4
>00:52:12: BR0:1 LCP: State is Closed
>00:52:12: BR0:1 PPP: Phase is DOWN
>00:52:12: BR0:1 PPP: Phase is ESTABLISHING, Passive Open
>00:52:12: BR0:1 LCP: State is Listen
>00:52:13: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
>00:52:13: BR0:1 LCP: State is Closed
>00:52:13: BR0:1 PPP: Phase is DOWN
>
>
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