[cisco-voip] Lift phone not hanging up

James Andrewartha jandrewartha at ccgs.wa.edu.au
Wed Sep 19 01:30:48 EDT 2018


Hi Nathan,

Thanks, I think that'll help. I also noticed that the region tone (show
voice port 2/23) was set to US, a cptone AU on the voice-port sorted
that too. I found some web page (but I can't find it now) that claimed
setting the Network Locale in CUCM would enforce it on the VG224, but
that doesn't seem to be true. I can't test the lift again until Friday
but fingers crossed these settings should do the trick. For reference
the lift phone is a Pixel Em-1.

Thanks,

-- 
James Andrewartha
Network & Projects Engineer
Christ Church Grammar School
Claremont, Western Australia
Ph. (08) 9442 1757
Mob. 0424 160 877

On 17/09/18 15:51, Nathan Reeves wrote:
> I've seen something similar last week with an analogue intercom system
> (but connecting to a VG320).
> 
> Ended up applying a couple of 'tone dialtone ..' commands to the
> dial-peer which is associated with the peer connected to the analogue
> endpoint:
> 
> dial-peer voice YYYY pots
>  no tone dialtone remote-onhook
>  tone busytone remote-onhook
>  service stcapp
>  port 0/0/XX
> 
> This allowed the VG to pick up on the hangup alot quicker than previously.
> 
> Hope this provides some help.
> 
> Nathan
> 
> On Mon, Sep 17, 2018 at 3:19 PM James Andrewartha
> <jandrewartha at ccgs.wa.edu.au <mailto:jandrewartha at ccgs.wa.edu.au>> wrote:
> 
>     Hi voipers,
> 
>     We have a new building with a new Kone lift which has a phone that
>     doesn't detect the end of call and hang up. It's connected to a VG224
>     that then goes to CUCM 10.5, then via H.232 to a 2921 that has our ISDN.
> 
>     I ran "debug voice application stcapp port 2/23" while the lift techs
>     made a call, they said it connected, spoke to the operator at the other
>     end who hung up, then it took two minutes to pick up on the hangup, and
>     then still made a different noise for another minute.
> 
>     I think the debug logs confirm this, the call starts at 05:20:00,
>     connects and then there is a slightly more than 2 minute gap
> 
>     > Sep 13 05:20:07.949: 2/23   :   
>      stcapp_call_info_eh::caller_name=Lift - D
>     > Sep 13 05:20:07.949: 2/23   :     Irrelevant CALL_INFO message is
>     ignore!
>     > Sep 13 05:20:07.949: 2/23   :     No state change
>     > Sep 13 05:20:07.953: 2/23   : ==> Received
>     event:STCAPP_DC_EV_DEVICE_CALL_INFO
>     > Sep 13 05:20:07.953: 2/23   :     Call State:ACTIVE
>     > Sep 13 05:20:07.953: 2/23   : stcapp_conn_call_info_eh
>     > Sep 13 05:20:07.953: 2/23   : stcapp_get_ccb_ptr
>     > Sep 13 05:20:07.953: 2/23   :   
>      stcapp_call_info_eh::caller_name=Lift - D
>     > Sep 13 05:20:07.953: 2/23   :     Irrelevant CALL_INFO message is
>     ignore!
>     > Sep 13 05:20:07.953: 2/23   :     No state change
>     > Sep 13 05:22:32.238: 2/23   : stcapp_get_dcb_and_lcb
>     > Sep 13 05:22:32.238: 2/23   : stcapp_screen_api_event
>     > Sep 13 05:22:32.238: 2/23   :   
>      event:STCAPP_DC_EV_MEDIA_CLOSE_RCV_CHNL received.
>     > Sep 13 05:22:32.242: 2/23   : stcapp_screen_close_rcv_chnl
>     > Sep 13 05:22:32.242: 2/23   : ==> Received
>     event:STCAPP_DC_EV_MEDIA_CLOSE_RCV_CHNL
>     > Sep 13 05:22:32.242: 2/23   :     Call State:ACTIVE
>     > Sep 13 05:22:32.242: 2/23   : stcapp_close_rcv_chnl_eh
>     > Sep 13 05:22:32.242: 2/23   :     call_ref=44869558
> 
>     and then the call state goes to ONHOOK_PEND, then REM_ONHOOK_PEND,
>     OFFHOOK, 15 seconds it receives an inter-digit timeout which it ignores,
>     waits another 45 seconds, CONNECTING, ACTIVE_PENDING, waits 8 seconds,
>     ONHOOK_PEND, ONHOOK_DISCONNECT and then it's cleaned up.
> 
>     Anyway, this is way beyond my ken and our other lift phones don't have
>     this problem, does anyone have any thoughts on how to further debug this
>     or fix it? My only idea is to bypass CUCM and have the VG224 talk
>     directly to the 2921, which I've done for some of our security systems.
>     The lift tech said there's some options they can tune but would prefer
>     to leave things at defaults if possible.
> 
>     Thanks,
> 
>     -- 
>     James Andrewartha
>     Network & Projects Engineer
>     Christ Church Grammar School
>     Claremont, Western Australia
>     Ph. (08) 9442 1757
>     Mob. 0424 160 877
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> 


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