Cisco TelePresence MCU 4200 Series

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The Cisco TelePresence® MCU 4200 Series is the industry's leading standard-definition (SD) multimedia conferencing bridge. It delivers high-quality voice and video with an easy-to-use, versatile management interface. Compatible with all major vendors' endpoints, each model maintains its capacity and performance in every configuration, delivering an excellent experience for each participant, every time.

Cisco TelePresence MCU 4200 Series Feature Summary



Design Features

• Standards-based and compatible with all major vendors' endpoints
• Easy-to-use, versatile, management interface
• Up to 40 video plus 40 voice ports
• More than 50 custom layouts
• Comprehensive wideband audio support
• Support for both Session Initiation Protocol (SIP) and H.323 endpoints
• Compact size: One rack unit (1U) tall and 19-in. rack-mountable

Application Features

• Supports Cisco TelePresence ConferenceMe for multipoint desktop video
• Integrated with Cisco TelePresence Management Suite
• Offers full interoperability with ISDN networks using standalone Cisco TelePresence ISDN Gateways
• Compatible with Microsoft Office Communications Server
• Fully integrated, with built-in gatekeeper and streaming server
• Supports Cisco® PacketSafe technology, which minimizes effects of network packet loss
• Supports Cisco TelePresence Multiway technology

Performance Features

• Cisco TelePresence Universal Port technology, which ensures each participant receives an excellent experience
• Constant high capacity
• Bandwidth per site up to 4 Mbps
• Video resolutions: 720p at up to 15 fps, and 480p at up to 30 fps
• Standard-definition continuous presence
• Latency as low as 60 ms

Cisco TelePresence MCU 4200 Series Models


Continuous Presence Video Participants2

Additional Voice Participants

Video Streaming Unicast1/






















Using high bandwidth or resolution, H.264 or advanced continuous presence does not reduce the number of sites or conferences supported.
1 Maximum number of unicast streams depends on network topology. When using the web conferencing option feature, the maximum number of unicast streams supported by the Cisco TelePresence MCU 4215 and MCU 4220 is 50.
2 Allows up to 12 simultaneous ConferenceMe connections. On Cisco TelePresence MCU 4203 allows up to six simultaneous ConferenceMe connections.

Product Specifications

Product Compatibility

• Standards-based and compatible with all major vendors' endpoints

Universal Transcoding and Transrating

• All calls are automatically transcoded and transrated for audio and video
• Any bandwidth, any resolution, or any video or audio codec can be used on any video call within the same conference
• All participants have their own personal encodes
• The series offers extremely low latency - as low as 60 ms

Streaming Video

• Built-in streaming server
• Ability to view using Windows Media Player, RealPlayer, or QuickTime
• Streaming of slides (H.239 and Virtual Network Computing [VNC])
• Text chat
• Unicast and multicast
• User Datagram Protocol (UDP), TCP, or HTTP
• Independent choice of bandwidth and codec

Localization and Customization

• Custom interactive voice response (IVR)/auto attendant audio prompts and graphics
• Uploadable multilanguage support

Built-In Gatekeeper

• Resolution of E.164 numbers
• Registration of conferences, endpoints, and gateways
• Ability to register up to 25 devices

Built-In Web Server

• Complete configuration, control, and monitoring of the system and conferences

Multipoint-Control-Unit (MCU) Features

• H.323 dial in, or dial out from web server
• Standalone or with gatekeeper/registrar/proxy
• 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 webpages
• More than 50 custom layouts
• Active speaker selection using remote control or voice activated
• Floor assignment through webpage 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
• On-screen list of participants
• Automatic lecture mode
• Preview of conference and individual camera on webpages
• Web conferencing option - those without endpoints can still interact
• Uploadable bitmaps for audio participants
• Video association for IP and traditional private branch exchanges (PBXs)
• Automatic connection to audio conferences
• Cisco TelePresence Multiway technology, which enables many Cisco video endpoints to initiate ad hoc multiparty calls
• Linked voice and video calls
• Automatic redialing

Content Features

• Dual video using H.239 and BFCP content sharing
• Presentation mode: You can add slides from your PC using VNC
• Automatic content handover
• Widescreen (16:9) support
• Passthrough content option to maximize capacity
• Content transcoding for interoperability
• Participants with no content support can receive transcoded content in main video

Cisco Telepresence ConferenceMe

• Video, audio, and content sharing
• Multiple layouts
• Firewall friendly
• Independent transcode per participant
• Up to 12 simultaneous connections

High Performance

• 720p up to 15 fps H.263 continuous presence; 480p up to 30 fps
• Comprehensive HD audio codecs


• English as standard, with option to load alternative language packs

Video and Audio Specifications


• H.263 up to 4 Mbps, H.264 up to 2 Mbps for each site in all conference modes, including advanced (symmetric) continuous presence

Video Standards

• H.261, H.263, H.263+, H.263++, and H.264

Video Resolution

• From QCIF to 480p at up to 30 fps and 720p (1280 x 720) at up to 15 fps, including interlaced iCIF and iSIF
• 4:3 and 16:9 aspect ratios

Frame Rates

• Up to 30 frames per second

Audio Standards

• G.711, G.722, G.722.1, G.723.1, G.728, G.729, MPEG-4 AAC-LC, MPEG-4 AAC-LD, and Polycom Siren14/G.722.1 Annex C

Audio Features

• Wideband audio mixing
• Built-in and uploadable auto attendant voice prompts
• Adjustable gain and individual audio mute using remote control or web pages
• Power indication and automatic gain control using webpages

Network, Security, and Management Specifications


• H.323, SIP, H.235 (Advanced Encryption Standard [AES]), Secure Real-Time Transport Protocol (SRTP), Transport Layer Security (TLS), H.239 (dual video), VNC, Binary Floor Control Protocol (BFCP), H.243 (chair control), FTP, Real-Time Transport Protocol (RTP), (Real-Time Streaming Protocol (RTSP), HTTP, Secure HTTP (HTTPS), Dynamic Host Configuration Protocol (DHCP), Simple Network Management Protocol (SNMP), Network Time Protocol (NTP), IPv4, and IPv6

Quality of Service (QoS)

• Configurable differentiated services code point (DSCP) or type of service (ToS)/IP Precedence

Security Features

• Seven levels of access rights and privileges for users
• Password-protected conferences
• Conference locking through remote control or web interface or management application
• Secure non-PC hardware and operating system
• AES encryption, 128-bit key, and H.235
• SIP encryption
• TLS certificate verification
• Video firewall option - second Ethernet port
• Certificate-based login with OCSP certificate checking


• Two RJ-45 Ethernet, 10-/100-/1000-Mbps full and half duplex, manual or autosensing
• RJ-45 serial port
• CompactFlash socket
• Thirty-nine status LEDs

System Management

• XML - RPC management application programming interface (API)
• Management through built-in 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 (CDRs)

Network Resilience

• Cisco TelePresence PacketSafe technology, which provides intelligent down-speeding, packet pacing, and packet-loss concealment to ensure optimum video and audio quality
• Dynamic jitter buffering
• Alternate gatekeepers
• DNS SRV failover for SIP

Physical Specification

Physical Dimensions (H x W x D)

• Physical dimensions: 1.73 x 17.2 x 12.3 in. (44 x 437 x 312 mm) (1U)
• 19-in. rack-mountable (kit supplied) or standalone


• 9 lb (4 kg)


• 100-240 VAC, 50/60 Hz, 380 BTU/h (111W) maximum heat dissipation

Environmental Data

• Operating temperature: 0 to 35°C) ambient
• Relative humidity below 95% (noncondensing)

Approvals and Compliance

• European safety: EN 60950-1
• USA/Canada safety: UL 60950-1
• CB, CE
• EMC: EN55022 class A, EN61000-3-2, EN61000-3-3, EN55024: EN61000-4-2,-3,-4,-5,-6,-11, FCC Part 15 class A, VCCI class A, AS/NZS 3548, CCC: GB4943, GB9254, YD/T993
• NAL Certificate (China)
• RoHS compliant
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