Can you remove the the bind and then bounce the mgcp and get the following
debug
deb ccm-manager back-haul events
deb isdn q921

Thnx

On Mon, Apr 27, 2009 at 8:38 PM, Frank Costeira <[email protected]>wrote:

> Hi,
>
> I ran into the same issue. It drove me nuts for about 1/2 hour.
>
> In my case I reapplied the mgcp bind commands and the d channel came back.
> That only worked after I unbound and rebound L3 on the serial interface,
> restarted mgcp and reset the gateway through CUCM. Seems like some type of
> bug with the bind command.
>
> I'm running 12.4(20) T2.
>
>
>
> Thanks,
>
>
> On Apr 27, 2009, at 8:57 PM, Tech Guy wrote:
>
> Unbind the D channel layer-3 from callmanager and re-bind it again.
>> Multiple frame should be established after that, if not reboot the router.
>>
>> Tech Guy
>>
>> ----- Original Message ----- From: "WorkerBee" <[email protected]>
>> To: <[email protected]>
>> Sent: Monday, April 27, 2009 8:08 PM
>> Subject: [OSL | CCIE_Voice] MGCP - L2 TEI_ASSIGNED?
>>
>>
>> Previously, I have configured for H323 and the ISDN Layer 2 is
>>> working. I can make test call out to PSTN.
>>> However, I have problem getting ISDN Layer 2 up with
>>> MULTIPLE_FRAME_ESTABLISHED for MGCP config.
>>>
>>> CCM - 4.1.(3)sr8a
>>> HQ Router - Cisco 2811 (C2800NM-ADVENTERPRISEK9_IVS_LI-M)
>>>
>>> HQ# debug isdn q921
>>>
>>> *Apr 28 01:20:39.327: ISDN Se0/2/0:23 Q921: User RX <- SABMEp sapi=0
>>> tei=0
>>> *Apr 28 01:20:39.331: ISDN Se0/2/0:23 Q921: S4_SABME: BACKHAULED &
>>> vsc_wants_L2_up = FALSE
>>>
>>>
>>> ===== ISDN Status =====
>>>
>>> HQ#show isdn status
>>> Global ISDN Switchtype = primary-ni
>>>
>>> %Q.931 is backhauled to CCM MANAGER 0x0003 on DSL 0. Layer 3 output
>>> may not apply
>>>
>>> ISDN Serial0/2/0:23 interface
>>>      dsl 0, interface ISDN Switchtype = primary-ni
>>>      L2 Protocol = Q.921 0x0000  L3 Protocol(s) = CCM MANAGER 0x0003
>>>  Layer 1 Status:
>>>      ACTIVE
>>>  Layer 2 Status:
>>>      TEI = 0, Ces = 1, SAPI = 0, State = TEI_ASSIGNED
>>>  Layer 3 Status:
>>>      0 Active Layer 3 Call(s)
>>>  Active dsl 0 CCBs = 0
>>>  The Free Channel Mask:  0x807FFFFF
>>>  Number of L2 Discards = 0, L2 Session ID = 1
>>>  Total Allocated ISDN CCBs = 0
>>> HQ#
>>>
>>> ==== CCM Layer 3 Backhaul Status =====
>>>
>>> HQ#show ccm-manager
>>> MGCP Domain Name: HQ
>>> Priority        Status                   Host
>>> ============================================================
>>> Primary         Registered               10.34.200.20
>>> First Backup    None
>>> Second Backup   None
>>>
>>> Current active Call Manager:    10.34.200.20
>>> Backhaul/Redundant link port:   2428
>>> Failover Interval:              30 seconds
>>> Keepalive Interval:             15 seconds
>>> Last keepalive sent:            01:24:11 UTC Apr 28 2009 (elapsed
>>> time: 00:00:12)
>>> Last MGCP traffic time:         01:24:21 UTC Apr 28 2009 (elapsed
>>> time: 00:00:02)
>>> Last failover time:             None
>>> Last switchback time:           None
>>> Switchback mode:                Graceful
>>> MGCP Fallback mode:             Not Selected
>>> Last MGCP Fallback start time:  None
>>> Last MGCP Fallback end time:    None
>>> MGCP Download Tones:            Disabled
>>> TFTP retry count to shut Ports: 2
>>>
>>> Backhaul Link info:
>>>  Link Protocol:      TCP
>>>  Remote Port Number: 2428
>>>  Remote IP Address:  10.34.200.20
>>>  Current Link State: OPEN
>>>  Statistics:
>>>      Packets recvd:   0
>>>      Recv failures:   0
>>>      Packets xmitted: 0
>>>      Xmit failures:   0
>>>  PRI Ports being backhauled:
>>>      Slot 0, VIC 2, port 0
>>> FAX mode: cisco
>>> Configuration Error History:
>>> HQ#
>>>
>>>
>>> ==== MGCP Config on HQ Router =====
>>>
>>>
>>> card type t1 0 2
>>> network-clock-participate wic 2
>>>
>>> isdn switch-type primary-ni
>>>
>>>
>>> controller T1 0/2/0
>>> cablelength long 0db
>>> pri-group timeslots 1-24 service mgcp
>>>
>>>
>>> interface Serial0/2/0:23
>>> no ip address
>>> encapsulation hdlc
>>> isdn switch-type primary-ni
>>> isdn incoming-voice voice
>>> isdn bind-l3 ccm-manager
>>> no cdp enable
>>>
>>> voice-port 0/2/0:23
>>>
>>>
>>> ccm-manager mgcp
>>>
>>> ccm-manager music-on-hold
>>> ccm-manager config server 10.34.200.20
>>> ccm-manager config
>>>
>>> mgcp
>>> mgcp call-agent 10.34.200.20 2427 service-type mgcp version 0.1
>>> mgcp rtp unreachable timeout 1000 action notify
>>> mgcp modem passthrough voip mode nse
>>> mgcp package-capability rtp-package
>>> mgcp package-capability sst-package
>>> mgcp package-capability pre-package
>>> no mgcp package-capability res-package
>>> no mgcp timer receive-rtcp
>>> mgcp sdp simple
>>> mgcp fax t38 ecm
>>> mgcp rtp payload-type g726r16 static
>>> mgcp bind control source-interface FastEthernet0/0.640
>>> mgcp bind media source-interface FastEthernet0/0.640
>>>
>>> mgcp profile default
>>>
>>> dial-peer voice 10 pots
>>> service mgcpapp
>>> port 0/2/0:23
>>>
>>>
>>
>

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