Dear sirs,
We have a FXS voip-adapter and when we try to set option “flash transfer” to “rfc2833” or “INFO” on this adapter, the Flash button doesn’t work and we get an following error:
-
rfc2833 -
[Oct 19 17] WARNING[32170]: chan_sip.c:6895 sip_indicate: Don’t know how to indicate condition 9
– SIP/GATEWAY-00005623 answered SIP/2904-00005622
[Oct 19 17] WARNING[32170]: chan_sip.c:6895 sip_indicate: Don’t know how to indicate condition 9 -
INFO
[Oct 19 18:28:37] WARNING[16702]: chan_sip.c:17456 handle_request_info: Unable to parse INFO message from 4908f7a420c451a15f7cc3415e02da1c@192.168.1.7. Content ▒▒
The “Flash transfer” option on voip-adapter can be set to “Attended Calltransfer” , but if the call transfering outside this voip-adapter, then asterisk don’t know about the call transfer and callback doesn’t work
Asterisk 1.6.2.20 CentOS 5.5 x86_64