From: mdye@bevillcntr.org
Date: Wed Feb 19 2003 - 18:29:12 GMT-3
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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