search for: rfc4497

P.H.B. is insisting on having the ability to create a transparant SIP tunnel between old style ISDN telephony PBX with overlap dialing: PBX - ISDN - IAD - SIP - * - DAHDI - PRI The idea is that dialed numbers a the PBX are transmitted to the PRI as they are typed, whenever the PRI gets the signal that the number is complete the dialer instantly gets a ringing. This behavior is described in RFC

...terisk to Toshiba internal call. Asterisk -> SETUP Toshiba -> CALL PROCESSING Toshiba -> CONNECT Asterisk -> CONNECT ACKNOWLEDGE However when trying to dial 9 + number I received the following Asterisk -> SETUP Toshiba -> SETUP ACKNOWLEDGE Looking at http://tools.ietf.org/html/rfc4497 I see the following On receipt of a QSIG SETUP message containing no Sending complete information element and a number in the Called party number information element that the gateway cannot determine to be complete, the gateway SHALL send back a QSIG SETUP ACKNOWLEDGE message, start QSIG...