11-04-2015 12:22 AM - edited 03-17-2019 04:48 AM
I have a cucm 9 connected to 2921 router MGCP Gate way
we use FXO line
we tried to replace the FXO by SIP trunk
but when we try to make a call from out side to the call manager
the telephone ring but when we pick up the phone we don not hear any thing and the calling person still hearing the ring
and from inside to outside we hear the wrong number message
I attached the configuration file - the ccsip debug text
I appricaiate your help
Solved! Go to Solution.
11-05-2015 02:46 AM
be carefull disabling 100rel might affect pstn messages playing
03-27-2018 11:43 PM
Hello All
We have this issue too with softx3000,
any calls (incoming and outgoing) cant work. becuase technicals of provider said "we cant recive any response by your GW" but router 2811 are sending 180 , and after a while i give 504 error gateway time our error with this trying
Provider SBC
Huawei SoftX3000 Cisco CME IP Phone
-------------------------------->Router 2811<------------ ^ extension 105
i attached trace file and picture of wireshar,
is there anyone that has experianceabout this issue ?
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