This User to Network Interface (UNI) standard supports SIP based interconnection for VoIP between a carrier (SCF) and the user (EUF). The SIP UNI interface specified in this document is applicable to individual SIP phones as well as to SUP PBXs.
ATIS 1000028.2008(S2018)
Original price was: $220.00.$110.00Current price is: $110.00.
IP Device (SIP UA) to Network Interface Standard
The Alliance for Telecommunications Industry Solutions , 07/03/2008
Pages: 54
