Displaying 1 result from an estimated 1 matches for "issecurecall".
2008 Feb 13
3
What is a "secure call"?
...t we
also have several scenarios to consider
1. Encrypted signalling and media stream
1. Open signalling stream, key exchange in the open, encrypted media
2. Open signalling stream, secure key exchange, encrypted media
3. Secure signalling stream, un-encrypted media
exten => _x.,n,gotoif(${ISSECURECALL(level6)} ? approved,1 :
hangup,1)
And to add to that, we have many different call scenarios.
1. Bridged call between two secure endpoints, Asterisk transcodes and
have an unsecure media path
2. One-legged secure call between Asterisk and a phone (IVR)
3. SIP to ASterisk over IAX trunk to anot...