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IP Office Product Description

IP Office 4.2

Page 36

Issue 18.b.- (08 July 2008)

Internal Daughter Cards

Internal Daughter Cards are fitted inside the IP406 V2 and IP412 control units.

IP400 Voice Compression Module – 4/8/16/24/30 ports

The Voice Compression Module (VCM) is used for Voice over IP (VoIP) applications in the IP406 and IP412

control units. Five VCM variants are available supporting 4, 8, 16, 24 and 30 channels of compression. The

echo cancellation capabilities of the VCM cards vary. The VCM 4, 8, 16 and 24 cards offer 64ms of echo

cancellation while the VCM 30 card offers 25ms.

On IP Office - Small Office Edition systems, either 3 or 16 VCM channels are built-in and cannot be changed.

The IP406 V2 supports a single VCM while the IP412 can have any two VCMs installed.

The following table shows how many of each card are supported by each platform.

IP406 V2

IP412

IP500

IP400 VCM 4

IP400 VCM 8

IP400 VCM 16

IP400 VCM 24

IP400 VCM 30

IP400 VCM 5/10/20

(no longer sold)

IP500 VCM 32

IP500 VCM 64

*Each card requires the use of an IP500 Legacy Card Carrier.

IP400 Internal Modem Card

An internal modem card with 12 modems can be installed in both the IP406 V2 and IP412 to provide dial-up

capacity that is better matched to remote access requirements of customers. The Internal Modem card allows

up to 12 simultaneous V.90 (56kbps) analog modem calls into the IP Office.

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Reliant Octel 300 Spezifikationen Seite 36