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Cisco FXO Caller id receiving problem in PSTN connection

Cisco FXO Caller id receiving problem in PSTN connection


Error message:
(generated by ' debug vpm signal ' )
~~~~~~~~~~~~~

err msg 1) get_fxo_caller_id:Caller ID receive failed.

err msg 2) htsp_ephone_start_caller_id_tx calling num= calling name = called num=200 orig called num=


Check caller-id support in FXO (click here)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
check caller-id feature support in FXO Card using above link


Configure advanced options (click here)
~~~~~~~~~~~~~~~~~~~~~~~~~~
Above document shows how to configure Caller ID
advanced options(
dsp-pre-alloc,line-reversal)


Solution 1:
~~~~~~~~~~~
voice-port 0/0/0
caller-id enable
caller-id alerting ring 1 (default)

or

voice-port 0/0/0
caller-id enable
caller-id alerting ring 2

Solution 2
~~~~~~~~~~
upgrade ios to higer version (recommended method)


when the error is fixed debug output should be:

get_fxo_caller_id:Caller ID received. Message type=4 length=19 checksum
=9D
May 17 09:28:42.327: [0/1/1] Caller ID String 04 10 30 35 31 37 31 32 32 39 33 36 37 39 37 38 36 36
9D
May 17 09:28:42.327: [0/1/1] get_fxo_caller_id calling num=(here calling number will appear) calling name= calling time=05/17
12:29


###############################################################
#############################The EnD############################
###############################################################


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~~~~
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Refer Cisco document (Understanding FXO Disconnect Problem)
Refer external source (Understanding FXO Disconnect Problem)


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