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Codian (Tandberg) - IP GW 3500 Series

Codian IP GW 3500 Series
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The Codian IP GW 3500 Series lets customers and suppliers call you over the Internet without requiring time consuming configuration of gatekeepers and firewalls in advance of the call. Simply add an IP address to your business cards to give partners the clarity and cost benefits of calling you with standard video conferencing endpoints or IP phones wherever they are in the world. Add a voice and video switchboard operator to help screen your calls and route visitors to the right person or conference call. It’s yet another way in which Codian video conferencing infrastructure solutions help you conduct business better, every day.

IP GW 3500 Series Specifications

Model Total Calls Video Calls
IP GW 3510 10 5
IP GW 3520 20 10
IP GW 3540 40 20

Endpoints Supported

  • H.323 voice and video endpoints
  • SIP voice and video endpoints

Video Standards

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

Video Resolution

  • QCIF, QSIF, CIF, SIF, iCIF, iSIF, 288p, 384p, 400p, 448p, VGA, 4CIF, 4SIF, 480p

Frame Rates

  • Up to 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, FTP, RTP, HTTP, DHCP, SNMP, NTP


  • H.263 up to 4 Mbps, H.264 up to 2 Mbps

Universal Transcoding and Transrating

  • Automatic audio / video transcoding and transrating on all calls
  • Any bandwidth, any resolution, any video or audio codec can be independently used by each caller
  • Each caller has their own personal encode
  • Extremely low latency: less than 80 ms

Web User Interface

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

Built-in Gatekeeper

  • Up to 25 devices can register
  • Options to extend this to 100 or 300 devices
  • Register service prefixes, H.323 IDs and E.164 aliases
  • Round robin calls over common service prefixes for load balancing

Call Routing

  • IVR / auto attendant
  • Select endpoints with FECC
  • Operator assistance
  • Dial by E.164 address

Translate DTMF to IP address

  • Digit manipulation
  • Flexible dial plan

Call Features

  • H.323 or SIP dial in
  • Standalone call routing
  • Preconfigured H.323 and SIP endpoints
  • Options for H.323 gatekeeper & SIP registrar
  • Widescreen (16:9) support
  • Far end camera control tunneling using remote control

Audio Features

  • Built-in auto attendant voice prompts

System Management

  • 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
  • SNMP

Quality of Service

  • Configurable DSCP or TOS/IP precedence

Network Resilience

  • Packet Safe™ technology provides intelligent downspeeding, packet pacing and packet loss concealment to ensure optimum video and audio quality
  • Dynamic jitter
  • Buffering

Security Features

  • Three levels of access rights and privileges for users
  • Separate dial plans for each network port
  • Secure non-PC hardware and operating system
  • Application level gateway with no IP packet forwarding


  • 2 x RJ45 Ethernet, 10/100/1000 Mbps full/half duplex, manual or auto sensing
  • RJ45 serial port
  • CompactFlash socket

Physical Dimensions

  • Height 1.73”, 44 mm (1U), Width 17.2”, 437 mm
  • Depth 12.3”, 312 mm, Weight 9 lbs, 4kg
  • 19” rack mountable (kit supplied) or standalone
  • Power 100-240 VAC, 50/60Hz
  • 110W max power consumption

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