Session Initiation Protocol (SIP), with its promise of serving as a single global signaling standard, has mushroomed in importance for networking in the past year. But it may be years from adoption ...

Can the Army transition to an IP-based voice architecture? Lessons learned when Fort Leonard Wood went to an all-IP phone system will help. In a complex world, sometimes old questions require new ...

The resurgence of interest in VoIP to provide telephone services worldwide is often credited to the use of session initiation protocol (SIP) for signaling. Both residential and enterprise VoIP ...

Update: We're in the last throes of winter break 2019, which means most Ars' home office phones can stay dormant for a few more days. As such, we've been resurfacing a few classics from the ...

In June, Voice over Internet Protocol (VoIP) software developer Xten promised to bring its eyeBeam software to the Mac platform and today the company delivered. EyeBeam is a Session Initiation ...

The age of voice-over-Internet-protocol (VoIP) is here, bringing together telephony and data communications to provide packetized voice and fax data streamed over low-cost Internet links. The ...

Session Initiation Protocol (SIP) is a control (signaling) protocol developed by the Internet Engineering Task Force (IETF) to manage interactive multimedia IP sessions including IP telephony, ...