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Cisco TelePresence 4500 MCU


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The Codian MCU 4500 series is the only conferencing bridge with the power to deliver a true high definition (HD) multimedia experience.

Without compromise or limits this MCU supports the highest video resolution, speed, frame rate and codec of the latest HD endpoints. This includes full continuous presence for all conferences, including those with a mix of both HD and standard definition (SD).

The Codian MCU 4500 series is ideal for applications which demand the ultimate audio and video quality, such as business meetings, telemedicine, distance learning and corporate training.


There are four versions of the product which vary only in the number of simultaneous participants.

Product Video Participants
@ 1080p
With 1080p Upgrade Option Video Participants
@ 720p
Addional Voice Participants
MCU 4505 6 12 12 12
MCU 4510 10 20 20 20
MCU 4515 15 30 30 30
MCU 4520 20 40 40 40
  • Video Firewall Option – allows MCU connection to additional networks (e.g. Internet)
  • 1080p Capacity Upgrade Option — enables maximum HD port count at 1080p
  • Web Conferencing Option – -includes TANDBERG Codian ConferenceMe™ for multipoint desktop video; alternatively provides content streaming, annotation and chat capabilities

Provisioning summary

Using high bandwidth, 4CIF / 4SIF, H.264, HD or Advanced (symmetric) Continuous Presence does not reduce the number of sites supported. There can be any number of conferences up to the limit on the number of participants.


  • High Definition Performance
    Crystal clear, full-motion, high definition video on every port. 720p H.264 at 30 frames per second continuous presence with perfect quality and limited only by the capabilities of the endpoint and network.
  • Multi-standard HD
    audio support and high resolution data conferencing.
  • Constant High Capacity
    Codian Universal Port™ technology supports any codec, any speed, any resolution and any layout (including over 50 continuous presence layouts) on any port without loss of capacity or capability – greatly simplifying the planning, provisioning and scheduling of your conference.
    Best Quality for Each Participant – Delivers a unique video stream for each participant, resulting in the best possible audio and video quality for the available bandwidth and endpoint capabilities.
  • Investment Protection
    Latest high performance architecture scales up to match future capabilities of new HD endpoints. Ready for 1080p full HD resolution video.
  • Seamless integration
    of HD with existing SD equipment and with next generation devices such as 3G, SIP and desktop video.
    Standards-based and Compatible – Offers full interoperability with IP and ISDN networks (using the Codian ISDN Gateway), and proven compatibility with all major vendors.
  • Easy to Use, Easy to Manage
    Schedule, manage and monitor individual conferences and independently select the continuous presence layout for each user using the web-based user interface. Video auto attendant supports both scheduled and on-demand conferences. XML API provides integration with scheduling and management applications.
  • Packet Safe™ Technology
    Works in conjunction with the unique MCU architecture to ensure that packet loss anywhere on the network will have minimal impact on the quality of your conference and you stay connected.
  • Innovation and Quality
    Includes the features inherent in the proven Codian MCU 4200 series: endpoint agnostic, Universal Port™ and Packet Safe™ technology, video firewall, web conferencing, streaming and built-in gatekeeper.    



Codian MCU 4500

High Definition Performance
720p 30 fps H.264 5 Mbps continuous presence Future options will allow 1080p 30 fps and 720p 60fps Comprehensive HD audio HD dual video H.239

Video Standards
H.261, H.263, H.263+, H.263++, H.264

Video Resolution
From QCIF up to 720p (1280 x 720) including interlaced iCIF and iSIF 4:3 and 16:9 aspect ratios

Frame Rates
30 frames or 60 fields per second

Audio Standards
G.711, G.722, G.723.1, G.728, G.729, MPEG-4 AAC-LC, MPEG-4 AAC-LD, Polycom® Siren14™ / G.722.1 Annex C

H.323 v4, SIP, H.235 (AES), H.239 (dual video), VNC™, FTP, RTP, RTSP, HTTP, DHCP, SNMP, NTP

Up to 5 Mbps with both H.263 and H.264, for each site in all conference modes including advanced (symmetric) continuous presence

Universal Transcoding and Transrating
Combine HD and SD within the same conference
•Automatic audio / video transcoding and transrating on all calls
Any bandwidth, any resolution, any video or audio codec can be used on any video call within the same conference
Each participant has their own personal encode
Extremely low latency; less than 80 ms

Streaming Video
Built-in streaming server
View using Windows Media Player™, RealPlayer™ or QuickTime™
Streaming of slides (H.239 and VNC™)
Text chat
Unicast and multicast
Independent choice of bandwidth and codec

Localization and Customization
Custom IVR / auto attendant audio prompts
Uploadable multi-language support
Unicode conference and site names

MCU Features
Dial in or dial out via web server
Standalone or using gatekeeper
Configurable audio and video auto attendant
Advanced continuous presence as standard on all ports
Automatic selection of best layout Individual layout selection using remote control or web pages
Over 50 custom layouts
Widescreen (16:9) support
Active speaker selection using remote control or voice activated
Floor assignment through web page or management application
Far end camera control tunneling using remote control or web
Text identification of sites
On-screen text messaging to individual or all sites
Built-in conference scheduling and reservation
On-demand and ad hoc conferences
Dual video using H.239
Presentation mode: add slides from PC using VNC™
Preview of conference and individual camera on web pages
Web Conferencing Option - those without endpoints can still interact
Uploadable bitmaps for voice participants
Video association for IP and traditional PBXs

Audio Features
Wideband audio mixing
Built-in and uploadable auto attendant voice prompts
Automatic gain control, adjustable gain, power indication, individual audio mute
using web pages

Built-in Web Server
Complete configuration, control and monitoring of the system and conferences

Built-in Gatekeeper
Resolution of E.164 numbers
Registration of conferences, endpoints and gateways
Up to 25 devices can register, options to extend this to 100 or 300 devices

System Management
XML management API
Management via embedded web server
RS-232 for local control and diagnostics
Syslog for diagnostics
Configurable event logs and full H.323 and SIP decoding
Configuration backup to network
Secure upgrades through Ethernet or CompactFlash
Call Detail Records

Quality of Service
Configurable DSCP or TOS/IP precedence

Network Resilience
Codian Packet Safe™ technology provides intelligent downspeeding, packet pacing and packet loss concealment to ensure optimum video and audio quality
Dynamic jitter buffering

Security Features
Seven levels of access rights and privileges for users
Password-protected conferences
Secure non-PC hardware and operating system
AES encryption, 128 bit key, H.235
Video Firewall Option using second Ethernet port Interfaces 2 x RJ45 Ethernet, 10/100/1000 Mbps full/half duplex, manual or auto sensing
RJ45 serial port
CompactFlash socket
39 status LEDs

Environmental Data
Operating temperature 0°C to 35°C ambient
Relative humidity below 90%
Physical Dimensions
Height 3.43”, 87 mm (2U), Width 17.4”, 442 mm
Depth 19.25”, 489 mm, Weight 22 lbs, 10 kg
19” rack mountable (kit supplied) or standalone
Power 100-240 VAC, 50/60Hz
600W maximum power consumption
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