From: Balogh, Jim (jim.balogh@gwl.com)
Date: Tue Oct 26 2004 - 18:40:12 GMT-3
Thx Matt....this worked. I looked at the DocCD again, and still couldn't
find an example that uses the username with the callback-dialstring
option.
Jim
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Matt Mullen
Sent: Tuesday, October 26, 2004 9:40 AM
To: Balogh, Jim
Cc: ccielab@groupstudy.com
Subject: Re: Problem with ISDN Callin - Multiprotocol Challenge 'B'
R2 doesn't know what phone number to use to call back. In the username
command on R2, define the dial string for R5.
On Tue, 26 Oct 2004 08:50:10 -0600, Balogh, Jim <jim.balogh@gwl.com>
wrote:
> I am working on Multiprotocol Challenge 'B from the IPexpert Workbook
> 6.0, and cannot seem to get my ISDN callin to work correctly.
>
> With the config below, R5 is supposed to call R2 and disconnect. R2 is
> then supposed to call R5 back. When I ping the remote end of the ISDN
> connection, both R2 and R5 will successfully place ISDN calls. When R5
> places a call to R2, the call is recognized as a ppp callin and
> disconnected (as it should). R2 never calls R5 back though....any
> ideas (debug ppp negotiation from R2 is below). On my debug ppp
> negotiation from R5, I never see: Callback negotiated.
>
> hostname r2
> !
> username r5 password cisco
> !
> interface BRI0
> ip address 150.50.9.2 255.255.255.192
> encapsulation ppp
> ip ospf authentication
> ip ospf authentication-key cisco
> ip ospf demand-circuit
> dialer map ip 150.50.9.5 name r5 class test broadcast xxxxxxxx dialer
> map ip 150.50.9.5 name r5 class test broadcast yyyyyyyy dialer
> load-threshold 1 either dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 uuuuuuu
> isdn spid2 vvvvvvv
> ppp callback accept
> ppp authentication chap
> !
> router ospf 1
> router-id 200.0.0.2
> log-adjacency-changes
> area 0 authentication
> network 150.50.9.2 0.0.0.0 area 0
> distribute-list 5 in BRI0
> !
> map-class dialer test
> dialer callback-server username
>
> access-list 5 deny any
> access-list 199 permit ip any any
> dialer-list 1 protocol ip list 199
> **********************************************************************
> **
> *****************
> hostname r5
> !
> username r2 password cisco
> !
> interface BRI0/0
> ip address 150.50.9.5 255.255.255.192
> encapsulation ppp
> ip ospf authentication
> ip ospf authentication-key cisco
> ip ospf demand-circuit
> dialer map ip 150.50.9.2 name r2 broadcast uuuuuuu
> dialer map ip 150.50.9.2 name r2 broadcast vvvvvvv
> dialer load-threshold 1 either
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 xxxxx
> isdn spid2 yyyyy
> ppp callback request
> ppp authentication chap
> !
> router ospf 1
> router-id 255.255.255.250
> log-adjacency-changes
> area 0 authentication
> network 150.50.9.5 0.0.0.0 area 0
> distribute-list 5 in BRI0/0
> !
> access-list 5 deny any
> access-list 199 permit ip any any
> dialer-list 1 protocol ip list 199
>
> r2#sh isdn stat
> Global ISDN Switchtype = basic-ni
> ISDN BRI0 interface
> dsl 0, interface ISDN Switchtype = basic-ni
> Layer 1 Status:
> ACTIVE
> Layer 2 Status:
> TEI = 64, Ces = 1, SAPI = 0, State = MULTIPLE_FRAME_ESTABLISHED
> TEI = 73, Ces = 2, SAPI = 0, State = MULTIPLE_FRAME_ESTABLISHED
> TEI 64, ces = 1, state = 8(established)
> spid1 configured, spid1 sent, spid1 valid
> Endpoint ID Info: epsf = 0, usid = 0, tid = B
> TEI 73, ces = 2, state = 8(established)
> spid2 configured, spid2 sent, spid2 valid
> Endpoint ID Info: epsf = 0, usid = 1, tid = B
> Layer 3 Status:
> 0 Active Layer 3 Call(s)
> Active dsl 0 CCBs = 0
> The Free Channel Mask: 0x80000003
> Total Allocated ISDN CCBs = 0
> r2#
> 2d19h: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up
> 2d19h: BR0:1 PPP: Using dialer call direction
> 2d19h: BR0:1 PPP: Treating connection as a callin
> 2d19h: BR0:1 PPP: Phase is ESTABLISHING, Passive Open [0 sess, 0 load]
> 2d19h: BR0:1 LCP: State is Listen
> 2d19h: BR0:1 LCP: I CONFREQ [Listen] id 138 len 18
> 2d19h: BR0:1 LCP: AuthProto CHAP (0x0305C22305)
> 2d19h: BR0:1 LCP: MagicNumber 0x5EFC44DD (0x05065EFC44DD)
> 2d19h: BR0:1 LCP: Callback 0 (0x0D0300)
> 2d19h: BR0:1 LCP: O CONFREQ [Listen] id 136 len 15
> 2d19h: BR0:1 LCP: AuthProto CHAP (0x0305C22305)
> 2d19h: BR0:1 LCP: MagicNumber 0x1F01944C (0x05061F01944C)
> 2d19h: BR0:1 LCP: O CONFACK [Listen] id 138 len 18
> 2d19h: BR0:1 LCP: AuthProto CHAP (0x0305C22305)
> 2d19h: BR0:1 LCP: MagicNumber 0x5EFC44DD (0x05065EFC44DD)
> 2d19h: BR0:1 LCP: Callback 0 (0x0D0300)
> 2d19h: BR0:1 LCP: I CONFACK [ACKsent] id 136 len 15
> 2d19h: BR0:1 LCP: AuthProto CHAP (0x0305C22305)
> 2d19h: BR0:1 LCP: MagicNumber 0x1F
> r2#01944C (0x05061F01944C)
> 2d19h: BR0:1 LCP: State is Open
> 2d19h: BR0:1 PPP: Phase is AUTHENTICATING, by both [0 sess, 0 load]
> 2d19h: BR0:1 CHAP: O CHALLENGE id 136 len 23 from "r2"
> 2d19h: BR0:1 CHAP: I CHALLENGE id 136 len 23 from "r5"
> 2d19h: BR0:1 CHAP: Waiting for peer to authenticate first
> 2d19h: BR0:1 CHAP: I RESPONSE id 136 len 23 from "r5"
> 2d19h: BR0:1 CHAP: O SUCCESS id 136 len 4
> 2d19h: BR0:1 CHAP: Processing saved Challenge, id 136
> 2d19h: BR0:1 CHAP: O RESPONSE id 136 len 23 from "r2"
> 2d19h: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to
> 7204935774 r5
> 2d19h: %LINK-3-UPDOWN: Interface BRI0:1, changed state to down
> 2d19h: BR0:1 PPP: Phase is TERMINATING [0 sess, 0 load]
> 2d19h: BR0:1 LCP: State is Closed
> 2d19h: BR0:1 PPP: Phase is DOWN [0 sess, 0 load]
> r2#
>
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