From: Mark Lewis (markl11@xxxxxxxxxxx)
Date: Mon Oct 30 2000 - 15:54:38 GMT-3
Hi,
Try taking out the 'username R3 callback-dialstring 8358662 password 0
cisco' command. That command is only used for asynchronous callback.
Your 'dialer callback-server username' will still work (it just looks for
the number in the dialer map).
Hope that helps,
Mark
CCIE#6280 / CCSI#21051
>From: "damien" <damien@clara.co.uk>
>Reply-To: "damien" <damien@clara.co.uk>
>To: <ccielab@groupstudy.com>
>Subject: ISDN driving me f*&&in mad
>Date: Mon, 30 Oct 2000 14:02:17 -0000
>
>I am trying to get ISDN Callback working and alas its driving me
>crazy...........its probably something really simple as usual....! I have
>checked CCO and any other stuff I have, and it appears to be configured
>correctly...it could be IOS related.............can someone please shed
>some light.........configs below
>
>Router 2 ( Callback Server)
>
>username R3 callback-dialstring 8358662 password 0 cisco
>
>isdn switch-type basic-ni
>
>interface BRI0
> ip address 10.1.4.2 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> dialer callback-secure
> dialer enable-timeout 2
> dialer map ip 10.1.4.3 name R3 class dial1 broadcast 8358662
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 0835866101 8358661
> isdn spid2 0835866301 8358663
> ppp callback accept
> ppp authentication chap
> hold-queue 75 in
>!
>ip classless
>!
>!
>map-class dialer dial1
> dialer callback-server username
>dialer-list 1 protocol ip permit
>
>
>Router 3 ( Callback Client )
>
>username R2 password 0 cisco
>
>isdn switch-type basic-ni
>
>interface BRI0
> ip address 10.1.4.3 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> dialer map ip 10.1.4.2 name R2 broadcast 8358661
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 0835866201 8358662
> isdn spid2 0835866401 8358664
> ppp callback request
> ppp authentication chap
>!
>ip classless
>!
>dialer-list 1 protocol ip permit
>
>
>Some debug from R3 after a ping (authen & dialer events on)..........
>
>r3#p 10.1.4.2
>
>Type escape sequence to abort.
>Sending 5, 100-byte ICMP Echos to 10.1.4.2, timeout is 2 seconds:
>
>03:59:01: BR0 DDR: Dialing cause ip (s=10.1.4.3, d=10.1.4.2)
>03:59:01: BR0 DDR: Attempting to dial 8358661
>03:59:01: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up
>03:59:01: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to 8358661
>03:59:01: BR0:1 PPP: Treating connection as a callout
>03:59:01: BR0:1 PPP: Phase is AUTHENTICATING, by both
>03:59:01: BR0:1 CHAP: O CHALLENGE id 19 len 23 from "r3"
>03:59:01: BR0:1 CHAP: I CHALLENGE id 19 len 23 from "r2"
>03:59:01: BR0:1 CHAP: O RESPONSE id 19 len 23 from "r3"
>03:59:01: BR0:1 CHAP: I SUCCESS id 19 len 4
>03:59:01: BR0:1 CHAP: I RESPONSE id 19 len 23 from "r2"
>03:59:01: BR0:1 CHAP: O SUCCESS id 19 len 4
>03:59:01: BR0:1 DDR: Authenticated host r2 with no matching dialer map
>
>03:59:01:. BR0:1 DDR: Callback negotiated - waiting for server disconnect
>
>03:59:02: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed
>state
>to up
>03:59:03: %ISDN-6-DISCONNECT: Interface BRI0:1 disconnected from 8358661
>r2, ca
>ll lasted 1 seconds
>03:59:03: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
>
>03:59:03: DDR: Callback client for r2 8358661 created
>
>03:59:03: BR0:1 DDR: disconnecting call
>03:59:04: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed
>state
>to down....
>Success rate is 0 percent (0/5)
>r3#
>03:59:48: DDR: No callback received from r2 8358661
>03:59:48: DDR: Freeing callback to r2 8358661
>
>Thanks
>Damien.
>
>
>
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