[cisco-voip] Analog DID Single Digit/Fast Busy

Mathew Miller miller.mathew at gmail.com
Thu Nov 15 09:57:37 EST 2012


Hello All,



I am working to switch some AT&T analog DID lines from an existing Nortel
PBX to a my Cisco 2921 with an H323 setup back to CUCM 8.6. Calls to the
old PBX worked fine. After switch to the Cisco setup calls come in with a
single digit (only the last digit, instead of the 3 we are expecting).



We have tried changing multiple timers but can't get the system to
recognize more digits. I have the settings from the Old PBX and they are
the following:



E&M Wink Start

Incoming Disconnect (msec): 500

Incoming Dial Guard (msec): 70

Incoming Seizure(msec):500

Flash Length(msec):540

Incoming Incomplete Dial Alarm(sec) 255



End to End Signaling

Tone(msec): 350

Pause (msec):150





Here is the output from a debug VPM signal on an inbound call.



Nov 14 18:50:13.061: htsp_process_event: [1/0/3, DID_ONHOOK,
E_DSP_SIG_1100]did_onhook_offhook htsp_setup_ind

Nov 14 18:50:13.061: [1/0/3] get_local_station_id calling num= calling
name= calling time=11/14 18:50  orig called=

Nov 14 18:50:13.065: htsp_process_event: [1/0/3, DID_WAIT_SETUP_ACK,
E_HTSP_SETUP_ACK]did_wait_setup_ack_get_ack

Nov 14 18:50:13.065: htsp_timer2 - 96 msec

Nov 14 18:50:13.161: htsp_process_event: [1/0/3, DID_WAIT_SETUP_ACK,
E_HTSP_EVENT_TIMER2]did_wait_prewink_timer  did_offhook

Nov 14 18:50:13.161: [1/0/3] set signal state = 0x6 timestamp = 0
did_onhook

Nov 14 18:50:13.161: [1/0/3] set signal state = 0x4 timestamp = 200

wi-rt-main01#

Nov 14 18:50:14.813: htsp_digit_ready(1/0/3): digit = 1

wi-rt-main01#

Nov 14 18:50:21.041: htsp_process_event: [1/0/3, DID_OFFHOOK,
E_DSP_SIG_0100]did_offhook_onhook

Nov 14 18:50:21.041: did_start_timer: 300 ms

Nov 14 18:50:21.041: htsp_timer - 300 msec

Nov 14 18:50:21.341: htsp_process_event: [1/0/3, DID_OFFHOOK,
E_HTSP_EVENT_TIMER]did_offhook_timeout

Nov 14 18:50:21.341: htsp_timer_stop2

Nov 14 18:50:21.341: did_start_timer: 400 ms

Nov 14 18:50:21.341: htsp_timer - 400 msec

Nov 14 18:50:21.341: htsp_process_event: [1/0/3, DID_GUARD_ALL,
E_HTSP_RELEASE_REQ]did_onhook_release  did_onhook

Nov 14 18:50:21.341: [1/0/3] set signal state = 0x4 timestamp = 0

Nov 14 18:50:21.741: htsp_process_event: [1/0/3, DID_GUARD_ALL,
E_HTSP_EVENT_TIMER]

wi-rt-main01#did_guard_all_timer

Nov 14 18:50:21.741: htsp_process_event: [1/0/3, DID_PARK,
E_DSP_SIG_0100]did_park_onhook

Nov 14 18:50:21.741: htsp_timer_stop





We have listened on the line with a butt set and can hear pulses on the
line. We opened a TAC case and TAC is claiming that the EVM 8FXS DID does
not support pulse dialing, however when we connected a butt sett to the
line and set it to pulse dial we are able to successfully dial through the
system and get to the CallManager/IP Phone.



Any ideas?
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