From: eric (namaste@pacbell.net)
Date: Thu Feb 20 2003 - 00:52:35 GMT-3
John,
For future reference the wait for carrier should be double of the
enable-timeout.
Plus there is another way to do it which you might want to know how to do
also.
isdn __________
regards,
~e
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
John Tafasi
Sent: Wednesday, February 19, 2003 2:34 PM
To: ccielab; mdye@bevillcntr.org
Subject: Re: ISDN callback problem
The problem was solved by setting the dialer wait-for-carrier-timeout to 2
seconds on the client and the enable-timeout to 3 seconds on the server.
Thanks to all
----- Original Message -----
From: <mdye@bevillcntr.org>
To: "John Tafasi" <johntafasi@yahoo.com>; "ccielab" <ccielab@groupstudy.com>
Sent: Wednesday, February 19, 2003 2:29 PM
Subject: Re: ISDN callback problem
> You need to debug ppp negoiaation.
>
> PPP is what is handling the call back. Any problems or issues will show up
> there.
>
> Let me know what you see.
>
> Mark Dye
>
> At 09:07 PM 2/18/03 -0700, John Tafasi wrote:
> >Hi Group,
> >
> >I have tow routers r2 and r5 connected through ISDN simulator. r2 is
> >configured as callback client and r5 as callback server. I am having
problems
> >getting r5 to callback r2. I have included the output of "debug isdn
q931"
> for
> >both routers. It looks to me that it is a timing problem between the two
> >routers. Could some one find out what is wrong with this configuration.
> >
> >
> >Thanks
> >
> >John Tafasi
> >
> >
> >r2#ping 10.10.10.5 ( bri0 address of r5)
> >
> >Type escape sequence to abort.
> >Sending 5, 100-byte ICMP Echos to 10.10.10.5, timeout is 2 seconds:
> >.....
> >Success rate is 0 percent (0/5)
> >r2#ping 10.10.10.5
> >
> >Type escape sequence to abort.
> >Sending 5, 100-byte ICMP Echos to 10.10.10.5, timeout is 2 seconds:
> >.....
> >Success rate is 0 percent (0/5)
> >r2#
> >*Mar 1 02:40:57.403: ISDN BR0: TX -> SETUP pd = 8 callref = 0x09
> >*Mar 1 02:40:57.407: Bearer Capability i = 0x8890
> >*Mar 1 02:40:57.411: Channel ID i = 0x83
> >*Mar 1 02:40:57.415: Keypad Facility i = '8358662'
> >*Mar 1 02:40:57.455: ISDN BR0: RX <- CALL_PROC pd = 8 callref = 0x89
> >*Mar 1 02:40:57.459: Channel ID i = 0x89
> >r2#
> >*Mar 1 02:41:12.579: ISDN BR0: RX <- SETUP pd = 8 callref = 0x07
> >*Mar 1 02:41:12.583: Bearer Capability i = 0x8890
> >*Mar 1 02:41:12.587: Channel ID i = 0x89
> >*Mar 1 02:41:12.587: Calling Party Number i = 0x80, '8358662'
> >*Mar 1 02:41:12.611: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x87
> >*Mar 1 02:41:12.611: Cause i = 0x80A2 - No channel available
> >r2#
> >*Mar 1 02:41:42.419: ISDN BR0: TX -> DISCONNECT pd = 8 callref = 0x09
> >*Mar 1 02:41:42.423: Cause i = 0x8090 - Normal call clearing
> >*Mar 1 02:41:42.443: ISDN BR0: RX <- RELEASE pd = 8 callref = 0x89
> >*Mar 1 02:41:42.451: ISDN BR0: TX -> SETUP pd = 8 callref = 0x0A
> >*Mar 1 02:41:42.455: Bearer Capability i = 0x8890
> >*Mar 1 02:41:42.459: Channel ID i = 0x83
> >*Mar 1 02:41:42.459: Keypad Facility i = '8358664'
> >*Mar 1 02:41:42.503: ISDN BR0: RX <- CALL_PROC pd = 8 callref = 0x8A
> >*Mar 1 02:41:42.507: Channel ID i = 0x89
> >*Mar 1 02:41:42.515: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x09
> >*Mar 1 02:41:42.727: ISDN BR0: RX <- SETUP pd = 8 callref = 0x08
> >*Mar 1 02:41:42.731: Bearer Capability i = 0x8890
> >*Mar 1 02:41:42.735: Channel ID i = 0x89
> >*Mar 1 02:41:42.735: Calling Party Number i = 0x80, '8358662'
> >*Mar 1 02:41:42.759: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x88
> >*Mar 1 02:41:42.759: Cause i = 0x80A2 - No channel available
> >r2#
> >*Mar 1 02:42:27.411: ISDN BR0: TX -> DISCONNECT pd = 8 callref = 0x0A
> >*Mar 1 02:42:27.415: Cause i = 0x8090 - Normal call clearing
> >*Mar 1 02:42:27.435: ISDN BR0: RX <- RELEASE pd = 8 callref = 0x8A
> >*Mar 1 02:42:27.459: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x0A
> >r2#
> >
> >
> >
> >r2#show run
> >Building configuration...
> >
> >Current configuration:
> >!
> >version 11.2
> > !
> >
> >hostname r2
> >!
> >!
> >username r5 password 7 13061E010803
> > isdn switch-type basic-ni1
> >!
> > !
> >interface BRI0
> > ip address 10.10.10.2 255.255.255.0
> > no ip directed-broadcast
> > encapsulation ppp
> > no ip route-cache
> > no ip mroute-cache
> > isdn spid1 0835866101
> > isdn spid2 0835866301
> > dialer wait-for-carrier-time 45
> > dialer map ip 10.10.10.5 name r5 broadcast 8358662
> > dialer map ip 10.10.10.5 name r5 broadcast 8358664
> > dialer-group 1
> >!
> >no ip classless
> >!
> >map-class dialer eng
> > dialer callback-server username
> >logging 10.10.10.2
> >access-list 1 deny any
> >access-list 100 permit tcp any any eq telnet
> >access-list 100 permit icmp any any
> >!
> >tftp-server flash c2500-js-l_112-19.bin
> >dialer-list 1 protocol ip list 100
> >bridge 1 protocol ieee
> >!
> >line con 0
> > exec-timeout 0 0
> > logging synchronous
> > history size 20
> >line aux 0
> > transport input all
> >line vty 0 4
> > login
> >!
> >ntp clock-period 17179847
> >end
> >
> >r2#
> >
> >====================================
> >
> >
> >r5#debug isdn q931
> >ISDN Q931 packets debugging is on
> >r5#
> >*Mar 1 04:05:09.570: ISDN BR0: RX <- SETUP pd = 8 callref = 0x18
> >*Mar 1 04:05:09.578: Bearer Capability i = 0x8890
> >*Mar 1 04:05:09.586: Channel ID i = 0x89
> >*Mar 1 04:05:09.590: Calling Party Number i = 0x80, '8358661',
> >Plan:Unk
> >nown, Type:Unknown
> >*Mar 1 04:05:09.622: ISDN BR0: Event: Received a DATA call from 8358661
> on B1
> >a
> >t 64 Kb/s
> >*Mar 1 04:05:09.626: ISDN BR0: Event: Accepting the call id 0x18
> >*Mar 1 04:05:09.650: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x98
> >*Mar 1 04:05:09.658: Cause i = 0x8095 - Call rejected
> >r5#
> >*Mar 1 04:05:24.642: ISDN BR0: TX -> SETUP pd = 8 callref = 0x19
> >*Mar 1 04:05:24.650: Bearer Capability i = 0x8890
> >*Mar 1 04:05:24.654: Channel ID i = 0x83
> >*Mar 1 04:05:24.662: Keypad Facility i = '8358661'
> >*Mar 1 04:05:24.710: ISDN BR0: RX <- CALL_PROC pd = 8 callref = 0x99
> >*Mar 1 04:05:24.718: Channel ID i = 0x89
> >r5#
> >*Mar 1 04:05:54.618: ISDN BR0: RX <- SETUP pd = 8 callref = 0x19
> >*Mar 1 04:05:54.626: Bearer Capability i = 0x8890
> >*Mar 1 04:05:54.634: Channel ID i = 0x89
> >*Mar 1 04:05:54.638: Calling Party Number i = 0x80, '8358661',
> >Plan:Unk
> >nown, Type:Unknown
> >*Mar 1 04:05:54.706: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x99
> >*Mar 1 04:05:54.714: Cause i = 0x80A2 - No circuit/channel
available
> >*Mar 1 04:05:54.746: ISDN BR0: TX -> DISCONNECT pd = 8 callref = 0x19
> >*Mar 1 04:05:54.750: Cause i = 0x8090 - Normal call clearing
> >*Mar 1 04:05:54.778: ISDN BR0: RX <- RELEASE pd = 8 callref = 0x99
> >*Mar 1 04:05:54.790: ISDN BR0: TX ->
> >r5#SETUP pd = 8 callref = 0x1A
> >*Mar 1 04:05:54.798: Bearer Capability i = 0x8890
> >*Mar 1 04:05:54.806: Channel ID i = 0x83
> >*Mar 1 04:05:54.810: Keypad Facility i = '8358663'
> >*Mar 1 04:05:54.858: ISDN BR0: RX <- CALL_PROC pd = 8 callref = 0x9A
> >*Mar 1 04:05:54.866: Channel ID i = 0x89
> >*Mar 1 04:05:54.878: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x19
> >r5#
> >*Mar 1 04:06:24.682: ISDN BR0: TX -> DISCONNECT pd = 8 callref = 0x1A
> >*Mar 1 04:06:24.690: Cause i = 0x8090 - Normal call clearing
> >*Mar 1 04:06:24.714: ISDN BR0: RX <- RELEASE pd = 8 callref = 0x9A
> >*Mar 1 04:06:24.742: ISDN BR0: TX -> RELEASE_COMP pd = 8 callref =
0x1A
> >r5#
> >
> >
> >
> >r5#show run
> >Building configuration...
> >
> >Current configuration : 2783 bytes
> >!
> >version 12.2
> > !
> >hostname r5
> >!
> > !
> >username r2 password 7 045802150C2E
> >ip subnet-zero
> >no ip finger
> >no ip domain-lookup
> >!
> >ip reflexive-list timeout 1000
> >no ip dhcp-client network-discovery
> >isdn switch-type basic-ni
> >!
> > !
> >!
> > !
> >interface BRI0
> > no ip address
> > encapsulation ppp
> > dialer pool-member 1
> > isdn switch-type basic-ni
> > isdn spid1 0835866201
> > isdn spid2 0835866401
> > cdapi buffers regular 0
> > cdapi buffers raw 0
> > cdapi buffers large 0
> > no cdp enable
> >!
> >interface Dialer1
> > ip address 10.10.10.5 255.255.255.0
> > encapsulation ppp
> > no ip route-cache
> > no ip mroute-cache
> > dialer pool 1
> > dialer remote-name r2
> > dialer string 8358661
> > dialer string 8358663
> > dialer caller 8358661 callback
> > dialer caller 8358663 callback
> > dialer-group 1
> > no cdp enable
> >!
> > !
> >!
> >ip access-list extended abc
> > dynamic test permit ip any any
> > permit tcp any host 10.10.110.3 eq telnet
> >ip access-list extended allowme
> > dynamic allowme permit ip any any
> > permit tcp any host 10.10.110.3 eq telnet
> >ip access-list extended inboundfilter
> > permit igrp any any
> > evaluate tcptraffic
> >ip access-list extended outboundfilter
> > permit tcp any any reflect tcptraffic timeout 5000
> >!
> >map-class dialer eng
> > dialer callback-server username
> >!
> > access-list 100 permit tcp any any eq telnet
> >access-list 100 permit icmp any any
> > dialer-list 1 protocol ip list 100
> > !
> >route-map static permit 10
> >!
> >!
> >!
> > !
> > r5#
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