'Henning schulzrinne' presentation slideshows

Transitioning the PSTN to IP

613 views • 51 slides

Transitioning the PSTN to IP

589 views • 47 slides

521 views • 27 slides

Voice Capacity analysis over 802.11

Voice Capacity analysis over 802.11. Introducing VoIP and WLans. IEEE 802.11 based Wireless Local Area Networks (WLANs) are becoming popular While WLANs continue to be predominantly data centric, there is growing interest in using WLANs for voice, especially in enterprise markets.

753 views • 25 slides

Voice Capacity analysis over 802.11

Voice Capacity analysis over 802.11. Introducing VoIP and WLans. IEEE 802.11 based Wireless Local Area Networks (WLANs) are becoming popular While WLANs continue to be predominantly data centric, there is growing interest in using WLANs for voice, especially in enterprise markets.

412 views • 25 slides

Unified Messaging using SIP and RTSP

Unified Messaging using SIP and RTSP. Kundan Singh and Henning Schulzrinne, Columbia University. Agenda Introduction Requirements Architecture Issues Implementation Q/A. Dial 853-8119. Phone is ringing. Disconnect. Alice 939-7063. Bob 853-8119.

510 views • 17 slides

Columbia University Department of Computer Science

313 views • 16 slides

Columbia University Department of Computer Science

170 views • 16 slides

Archan Misra ( Telcordia ) and Henning Schulzrinne (Columbia University)

Vision: Policy-Driven Distributed and Collaborative Demand Response in Multi-Domain Commercial Buildings. Archan Misra ( Telcordia ) and Henning Schulzrinne (Columbia University). Commercial & residential building energy usage. Demand Response in Commercial Buildings & Campuses.

256 views • 13 slides

Industry Numbering Committee (INC) Report to the NANC

Industry Numbering Committee (INC) Report to the NANC. Dyan Adams, INC Co-Chair Shaunna Forshee, INC Co-Chair June 17, 2014. Overview. About INC INC Meetings/Membership

225 views • 10 slides

ECRIT Direct Calling

ECRIT Direct Calling. draft-winterbottom-ecrit-direct-01 James Winterbottom, Martin Thomson, Hannes Tschofenig, Henning Schulzrinne. Model. Builds on -phone-bcp. Not intended to replace -phone-bcp Location acquisition, route determination is the same

193 views • 6 slides

The Skype Network Ordinary Host (OH) A Skype client Super node (SN) A Skype client

The Skype Components Port No default listening port. Randomly chooses a port upon installation. Host cache (HC) IP address and port number of online Skype nodes Maximum size: 200 entries Codecs (GlobalIPSound) Wideband codecs (50-8,000 Hz)

160 views • 1 slides