MCUs Comparative Analysis National Education and Research Network

MCUs: Comparative Analysis National Education and Research Network November, 2006 Jean Carlo Faustino Graciela Martins RNP © 2006 – RNP MCUs: comparative analysis

Index 1) Model´s Overview 2) Similarities & differences 3) General Synthesis MCUs: comparative analysis

1) Model´s overview MCUs: comparative analysis

Codian MCU 4205 MCU 4210 MCU 4215 MCU 4220 Polycom MGC 25 MGC 50 MGC 100 Radvision SCOPIA 12/24 SCOPIA 400 SCOPIA 1000 Tandberg MPS 200 MPS 800 Cisco MCU 3515 MCU 3545

List by size 1 U Codian (Todas) Cisco 3515 2 U Polycom 25 3 U Tandberg 200 9 U Tandberg 800 11 U Polycom 50 Radvision 400 Polycom 100 Radvision 12/24 Cisco 3545 MCUs: comparative analysis 12 U Radvision 1000

Kinds of MCU Box Modular Codian (Todas) Polycom 25 Cisco 3515 Radvision 12/24 MCUs: comparative analysis Cisco 3545 Tandberg 800 Tandberg 200 Polycom 50 Radvision 1000 Polycom 100 Radvision 400

Similarities & Differences MCUs: comparative analysis

Common features hardware & interface similarities Codian Polycom bivolts (110/200 v) Serial Ethernet MCUs: comparative analysis Tandberg Cisco Radvision

Different features Interface differences Codian Polycom Socket Ethernet giga Second ethernet port MCUs: comparative analysis Tandberg Cisco Radvision

Common features Security similarities Codian Polycom H. 235 128 bits key Password for conferences MCUs: comparative analysis Tandberg Cisco Radvision

Different features Security differences Codian Polycom Tandberg Users Rights and Privileges Anti-firewall of vídeo (*) have H. 460, but need border controller MCUs: comparative analysis * Cisco Radvision

Common features Qo. S Similarities Codian Polycom Diff. Serv TOS/IP Precedence MCUs: comparative analysis Tandberg Cisco Radvision

Different features Qo. S differences Codian Polycom Tandberg IP Error Resilency Qualivision Packet safe to Network Resillence MCUs: comparative analysis Cisco Radvision

Common features Management similarities Codian Polycom upgrade telnet RS 232 SNMP API XML MCUs: comparative analysis Tandberg Cisco Radvision

Different features Management differences Web Manager SSH System Logs Events Logs Backup of logs MCUs: comparative analysis Codian Polycom Tandberg Cisco Radvision

Common features Funcionality similarities Codian Polycom Tandberg ad hoc conferences Interaction by phone Block of remote audio Scheduling System of meeting MCUs: comparative analysis Cisco Radvision

Different features Funcionality differences Codian Polycom Tandberg Embedded Streaming Server * Only in the next version MCUs: comparative analysis Cisco * Radvision *

Common features Visualization similarities Codian 16 users by screen H. 239 (dual video) slides by PC Text identification of each site MCUs: comparative analysis Polycom Tandberg Cisco Radvision

Different features visualization differences Codian Polycom Tandberg Number of layouts wide screen support Screen Message VNC client Camera Preview of sites MCUs: comparative analysis 52 27 23 Cisco 26 Radvision 26

Common features Video Protocols Similarities Codian Polycom H. 261 H. 264 MCUs: comparative analysis Tandberg Cisco Radvision

Different features Video Protocols Differences Codian Polycom H. 263++ MCUs: comparative analysis Tandberg Cisco Radvision

Common features Audio Protocols Similarities Codian Polycom G. 711 G. 722. 1 G. 728 MCUs: comparative analysis Tandberg Cisco Radvision

Different features Audio Protocolos Differences Codian Polycom G. 723. 1 G. 729 MPEG-4 AAC-LC MPEG-4 AAC-LD Polycom Siren 14 MCUs: comparative analysis Tandberg Cisco Radvision

Common features Bandwidth Similarities Codian Polycom 2 Mbps in H. 263 2 Mbps in H. 264 MCUs: comparative analysis Tandberg Cisco Radvision

Different features Bandwidth Differences Codian Polycom 4 Mbps in H. 263 MCUs: comparative analysis Tandberg Cisco Radvision

Common features Similarities of Communication Standards Codian Polycom H. 323 SIP H. 320 (ISDN) MCUs: comparative analysis Tandberg Cisco Radvision

Different features Differences of Communication Standards Codian Polycom Tandberg Cisco Radvision H. 323 (v 5) Dont need Board or gateway to ISDN * * * Only for some models MCUs: comparative analysis *

Common features Interoperability Similarities Codian MCU Cisco IPVC Gateway Cisco IPVC MCUs: comparative analysis Polycom Tandberg Cisco Radvision

Different features Interoperability Differences Codian Polycom Tandberg Cisco Gatekeeper Gnu. GK * Open. Ser (proxy SIP)* * • At first, the equipments aren´t homologates to Gnu. GK e Open. Ser. Only pratical tests can give this answers. MCUs: comparative analysis Radvision

Common features Similarities of Video Resolutions Codian Polycom Tandberg Cisco Radvision QCIF SIF CIF 4 CIF continue MCUs: comparative analysis

Common features Similarities of Video Resolutions Codian Polycom VGA SVGA XGA MCUs: comparative analysis Tandberg Cisco Radvision

Different features Differences of Video Resolutions Codian Polycom Tandberg Cisco Radvision QSIF ICIF 4 SIF continue MCUs: comparative analysis

Different features Differences of Video Resolutions Codian Polycom Tandberg Cisco Radvision 228 p 384 p 400 p 448 p continue MCUs: comparative analysis

Different features Differences of Video Resolutions Codian Polycom 480 p 576 p 720 p MCUs: comparative analysis Tandberg Cisco Radvision

Common features Similarities of Frame rates Codian Polycom 30/60 MCUs: comparative analysis Tandberg Cisco Radvision

Common features Similarities of Network Protocols Codian Polycom IPv 6 Cisco * T. 120 * Only in 2007 ** packet included, but is extern MCUs: comparative analysis Tandberg ** Radvision

Different features Differences of Network Protocols Codian Polycom Tandberg Cisco Radvision FTP RTP STSP DHCP continue MCUs: comparative analysis

Different features Differences of Network Protocols Codian Polycom HTTPS * NTP * Only in the next version MCUs: comparative analysis Tandberg Cisco Radvision

Common features Transcoding Similarities Codian Polycom Audio and Video Transcoding Speed Translating MCUs: comparative analysis Tandberg Cisco Radvision

Synthesis

Totalising the Synthesis of Differences MCUs: comparative analysis

Totalising the Differences and Similitudes MCUs: comparative analysis

Totalising the Differences x Similitudes MCUs: comparative analysis

Next Steps Requirements definition News tests & avaliation MCUs: comparative analysis