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Electra Elite IPK II Document Revision 4C

IP Trunk – H.323 Protocol 2 - 571

IP Trunk – H.323 Protocol

Description

The Electra Elite IPK II Voice over IP Trunk Card H.323 package sends the real-time voice over the

corporate LAN or WAN. The voice from the telephone is digitized and then put into frames to be sent

over a network using Internet Protocol.

The Electra Elite IPK II Voice over IP Trunk Card H.323 package allows communication using standard

H.323 (Normal and Fast Start) Protocol and allows connectivity to any H.323 standard compliant voice

gateway and gatekeeper. This VoIP Trunk Card also provides Registration and Authentication Server

(RAS) support with the ability to register with an RAS Server and use Gatekeeper for dynamic call

routing.

The IAD(8)-U10 ETU – H.323 is an optional interface that can provide IP trunks and Tie Lines. It can

operate in the following modes:

 COI

 COID

 DID

 TLI

 DTI

Depending on the requirements and resource allocation in the LAN/WAN/Internet, the IAD(8)-U10

ETU - H.323 can be configured to use any of the following voice compressions:

 G.711 -Law – Highest Bandwidth

 G.723 – Lowest Bandwidth

 G.729 (a) – Most often used

The IAD(8)-U10 ETU – H.323 can be assigned in any of the following configurations:

 A 2-port TLI(2)-U10 ETU

 A 4-port DID(4)/COI(4)/COID(4)-U10 ETU

 An 8-port COI(8)/COID(8)-U10 ETU

 A DTI ETU using eight channels that can be installed in interface slots supporting these ETUs.

 The LAN/WAN or Internet connection is provided by a 10 Base-T/100 Base-TX Ethernet.

 The ETU operating mode can be configured per ETU, but not per port.

NEC Electra Elite IPK II System User Manual

Questions and Answers: