sip
2008-2-20 15:12
Abbeyphone is a SIP-based VoIP service provided by Abbeynet, but the Abbeyphone Firefox SIP VoIP plugin developed by AbbeyLab not only allows you to use the Ab......
2008-2-20 15:12
Abbeyphone is a SIP-based Internet phone service provided by Abbeynet, but the Abbeyphone Firefox SIP netphone add-on developed by AbbeyLab not only allows you......
2006-7-20 9:59
Abstract: Unified Communications truly realizes the unification and simplification of various types of communications —不受位置、时间或设备的影响— by using the SIP protocol......