Slide 1802.11g SIP DECT VoIP Router VIP-462DG Slide 2 SG-VIP-462DGV1 Page 2 / 15 Product Overview Key Features Application Comparison Slide 3 SG-VIP-462DGV1…
Slide 1 SIP Chapter 5 Slide 2 SIP History 1980s – first packet multimedia experiments 1992 – first IETF audio-cast 1996 – first SIP related IETF drafts Session Invitation…
Slide 1 Internet Telephony – completing the transition to IP-based communications Henning Schulzrinne Dept. of Computer Science and Dept. of Electrical Engineering Columbia…