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LifeSize Gateway™

LifeSize Gateway™ is an enterprise class gateway designed to connect networks easily and seamlessly. This rack mountable solution is ideal for networks relying on communication between IP based endpoints and ISDN systems with ease and without hassle. Integrated with a gatekeeper and LifeSize Control software, your communications network can be managed transparently. Add LifeSize Transit for easy NAT and firewall traversal. LifeSize Gateway makes standards based communication simple and efficient in one appliance.

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Features and Benefits:

  • Guaranteed to work with other standards based gatekeepers and devices
  • Scalable design for use in distributed or centralized environments
  • Reliability and automatic recovery of network resources
  • Intelligent Management and Intuitive Navigation
  • High Quality and support for High Definition

LifeSize Gateway Specifications:

PRI System Capacity E1

  • 60 Voice Calls
  • 30 Video Calls at 128Kbps
  • 10 Video Calls at 384Kbps
  • 4 Video Calls at 768Kbps
  • 2 Video Calls at Full E1

PRI System Capacity T1

  • 46 Voice Only Calls
  • 23 Video Calls at 128Kbps
  • 7 Video Calls at 384Kbps
  • 3 Video Calls at 768Kbps
  • 2 Video Calls at Full T1

Serial System Capacity

  • 4 Video Calls up to 2Mbps

Serial Interfaces

  • V.35/RS366-DTE
  • EIAS449/RSS366-DTE
  • EIA-530/RS366-DTE
  • EIA-530/RS366-LOS-DTE
  • KIV7/RS366-DTE

Network Protocols

  • H.323 over IP
  • H.320 over ISDN
  • H.320 over V.35/RS449/EIA-530/EIA-530A/DCE & DTE
  • H.240 conference control

Video Protocols

  • H.261
  • H.263
  • H.263+
  • H.263++
  • H.264

Video Resolution

  • QCIF
  • CIF
  • 4CIF
  • 16CIF
  • HD

Audio Protocols

  • G.711
  • G.722
  • G.722.1
  • G.723.1
  • G.728

Audio Transcoding

  • G.728<>G.711
  • G.711<>G.723

Data Protocols

  • T.120
  • T.281 FECC
  • H.239 Dual Video
  • Tandberg DuoVideo

Line Echo Cancellation

Call bonding (PRI)

  • ISDN call bonding of up to 2MB over E1
  • PRI connection over T1
  • Supports Downspeeding

System Management

  • HTTP web management
  • SNMP

Call Routing

  • Built-in Interactive Voice Response (IVR)
  • Direct Inward Dialing (DID)
  • TCS4
  • Extension for operator assistance
  • Configurable dial plans for IP
  • Serial Signaling


  • H.235 AES/DES 1 Encryption

Network and Reliability Support

  • Resource availability indicators to neighboring gateways
  • Support for downspeeding
  • Network optimization
  • H.320 auto registration
  • Network Specific Facility (NSF)
  • QoS support
  • Advanced IP packet handling ensuring high quality communications
  • Fast connect for voice calls
  • Redirect caller information to destination endpoint

System Dimensions

  • 1RU
  • 19-inch rack-mountable

Please contact our sales team for information on LifeSize Gateway or other video conferencing products at 1.800.216.3476 or email

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