PROPERLY PLAYING IN-BAND TONES BEFORE CALL ESTABLISHMENT WHEN PERFORMING PROTOCOL INTERWORKING
摘要
In one embodiment, interworking procedures between H.323 and SIP ensure that in-band tones and announcements, along with local and remote ringback, are properly played or generated.
申请公布号
US2009110171(A1)
申请公布日期
2009.04.30
申请号
US20070927455
申请日期
2007.10.29
申请人
CISCO TECHNOLOGY, INC.
发明人
KANNAN VIJAY ARUMUGAM;KOHLI SANDEEP SINGH;JONES PAUL E.
