retain original caller id on Call transfer on asterisk
问题 I am running a B2C outbound Campaign on VicidialNow C.E 1.1 as Asterisk Server / SIP Server . The call is made from server to customer and connected to agents waiting for calls. The agents transfers the call to third party (not a blind transfer). The 3rd party sees the Caller ID of agent. Now, what I want is to display the caller id or the phone number of the customer to the 3rd party. I Googled and searched over SO, found this sendrpid=pai to add on sip.conf file. but this functionality only