'H 323' diaporamas de présentation

Multimedia Communication in the Internet VoIP and SIP

Multimedia Communication in the Internet VoIP and SIP. Dr. Dorgham Sisalem. Description of Multimedia. Session Description Protocol (SDP). Convey sufficient information to enable participation in a multimedia session SDP includes description of: Media to use (codec, sampling rate)

607 views • 46 slides

Module 5 VoIP Signaling Protocols

Module 5 VoIP Signaling Protocols. VoIP Call Signaling. H.323. The first call control standard for VoIP was H.323, which was adopted by the ITU-T in 1996 An umbrella standard that covers specification for transmitting audio, video and data across an IP network including the Internet

576 views • 40 slides

Exchange 2000 Conferencing Server

681 views • 38 slides

Authors: A. Dutta, J. Burns, K.D Wong, R. Jain, K. Young Telcordia Technologies

Authors: A. Dutta, J. Burns, K.D Wong, R. Jain, K. Young Telcordia Technologies Henning Schulzrinne, Columbia University. Multi-layered Mobility Management for Survivable Network. Outline. Motivation Related Work Technology Description SIP based Mobility Management

445 views • 35 slides

Voice over IP Fundamentals

CHAPTER 11 + 12 H.323 SIP. Voice over IP Fundamentals. Trunking Connections Between Systems: Common language must be used or conversion between languages

418 views • 32 slides

Monday 23 Apr 2012

Monday 23 Apr 2012. Video Interoperability Group. Ben Fineman Internet2. H.323. IP Dialing:. 123.45.67.89. 2001:db8:85a3:4:8a2e:370:7334. Firewall Traversal Protocol Traversal Interdomain Calling. SIP/ H.323. SIP. Interoperable Bridging. Interoperable Dialing. H.323.

398 views • 29 slides

Asterisk based web real time communication

Asterisk based web real time communication. Advisor : Lian - Jou Tsai Student : Jhe - Yu Wu. Outline. Motivation Abstract Telephony Technology PSTN VoIP Application Asterisk WebRTC System Design Conclusion Reference. Motivation.

449 views • 25 slides

nmap

nmap. Fyodor <fyodor@dhp.com> ( www.insecure.org ) Network Mapper Port scanner OS fingerprinter Scans a particular target for all open ports Very invasive and very powerful. nmap Uses. Network exploration tool and port scanner Security audits Network inventory Upgrade schedules

435 views • 19 slides

How to use this deck

How to use this deck. Review the deck to understand the following examples: 5 examples of multiparty calls with Collaboration Server 2000 that show the benefits of dynamic resource allocation 720 HD, 2 SD, 2 Desktop, 1 CIF (legacy) and 2 audio callers

365 views • 18 slides

3. VoIP Concepts 3. VoIP Concepts

3. VoIP Concepts 3. VoIP Concepts. General concept of VoIP. PBX. PBX. Router. IP Network. 1. What is VoIP?. PSTN. Voice is transported over Internet with compression of Audio data. ?. Router. ?. 2. Background & Benefit.

360 views • 18 slides

Standards for VoIP in the Enterprise

Standards for VoIP in the Enterprise. By: John Elwell (John.Elwell@siemens.com). PBX. PBX. QSIG. PBX. PSTN/ISDN. Traditional Enterprise Networks Private Integrated Services Network (PISN). IP Network.

346 views • 17 slides

Setup one DG-104SH (H.323) and two DG-102SH (H.323) with No GateKeeper Using Web Browser

Setup one DG-104SH (H.323) and two DG-102SH (H.323) with No GateKeeper Using Web Browser GW1: 192.168.200.3 GW2: 192.168.200.2 GW3: 192.168.200.1. One DG-104SH (H.323) Two DG-102SH (H.323) Connection Diagram. WAN Port. WAN Port. Switch. WAN Port. DG-104SH IP:192.168.200.3.

285 views • 17 slides

VOIP

372 views • 16 slides

An H.323 Videoconferencing Service for the German Research and Education Community

298 views • 16 slides

H.323 Forum Conference November 14-15

530 views • 15 slides

ZRTP: Media Path Key Agreement for Unicast Secure RTP

ZRTP: Media Path Key Agreement for Unicast Secure RTP. April 2011 , RFC 6189 Author(s): P. Zimmermann, A. Johnston, J. Callas Speaker :Ted. Outline. Introduction Background ZRTP Conclusion Reference. Introduction.

420 views • 13 slides

Polycom Solutions for Microsoft Lync

316 views • 13 slides

Harvard Video Network

Harvard Video Network. Before: High Level Harvard VC Core. Before: Harvard VC Core. Every Unit was its own island Security Issues Open firewall rules Public network Only H.323 or ISDN High ISDN costs Interoperability issues. High Level Harvard VC Core. Harvard VC Core.

237 views • 12 slides

DMA 3.0 Features and Solutions

DMA 3.0 Features and Solutions. Polycom UC Intelligent Core. UC Management. UC Collaboration. Call Control. Bridge, Relay, and CDN Technologies. Solution Overview. DMA Call C ontrol Server Supports up to 5,000 current calls (Licensed) H.323 GW / SIP Registrar Super Clustering

327 views • 10 slides

Videoconference streaming and archiving trials at HUNGARNET

206 views • 8 slides