ISDN Protocol Administrator's and Developer's Guide ... - Intervoice

T1 Transfer Methods800 Transfer ConnectCall transfer methods that function in a T1 environment are discussed inthe topics on the following pages.For more information onthe National-2 ISDNprotocol, refer to “NationalISDN-2 Protocol,”Chapter 12.The AT&T 800 Transfer Connect Service uses an inband DTMFtouchtone of *8, which causes the caller to be placed on hold. Afterplacing the caller on hold, the switch expects a destination addressnumber to be dialed. After it dials the number, the Omvia Media Serverhangs up, and the switch transfers the call.The 800 Transfer Connect (*8 Transfer) call transfer works with theAT&T Custom ISDN type. The characteristics of 800 Transfer Connectare shown in Table 3-1.Table 3-1. 800 Transfer Connect CharacteristicsSpan Type Transfer Type connect UserDLL?T1 Single Line Transfer No3-2 ISDN Protocol Administrator’s and Developer’s Guide 60001262, First Edition