Chapter 9: Specifications; Vcx V7111 Specifications - 3Com V7111 - VCX 4 Channels Analog FXO Media Gateway User Manual

C 9: S
HAPTER
All VCX V7111 Gateways have similar functionality except for the number of
channels (the VCX V7111 24 FXS and 2FXS support only FXS), and all versions
are referred to collectively in this document as the VCX V7111.
VCX V7111 FXS refers only to the 24FXS, 8FXS, 4FXS, and 2FXS Gateways.
VCX V7111 FXO refers only to 8FXO and 4FXO Gateways.

VCX V7111 Specifications

VCX V7111 Functional Specifications
Table 24
VCX V7111 FXS Functionality
FXS Capabilities
3Com VCX V7111 VoIP SIP Gateways User Manual
PECIFICATIONS
Short or Long Haul up to 3,000 m (10,000 ft) using 24 AWG line cord.
Includes lightning and high voltage protection for outdoor operation.
Caller ID generation: Bellcore GR-30-CORE Type 1 using Bell 202 FSK
modulation or ETSI Type 1 (between first and second rings).
Programmable Line Characteristics: Battery feed, line current, hook
thresholds, AC impedance matching, hybrid balance, Tx and Rx
frequency response, Tx and Rx Gains.
Programmable ringing signal. Up to three cadences and frequency 10 –
200 Hz.
Drive up to four phones per port (total 32 phones) simultaneously in Off-
hook and Ring states.
VCX V7111 24 FXS REN = 2
VCX V7111 2FXS, 4FXS, 4FXO, 8FXS, or 8FXO REN = 5
Over-temperature protection for abnormal situations as shorted lines.
Loop-backs for testing and maintenance.
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