Cisco 2800/3800 Series - Fxo Voice/fax Expansion Module 3-port Fxs/4-port Fxo

Introduction

This 3-port FXS and 4-port FXO voice and fax expansion module provides on-premises FXS signaling to connect directly to a standard telephone, fax machine, or similar device and supplies ring, voltage, and dial tone. In addition, the FXO ports provide off-premises connection to the central office. FXS signaling support available includes loop-start and ground-start. There is no DID support. In addition, there is no FXO power failover support on the FXO ports. It also supports analog Centralized Automated Message Accounting (CAMA) on any port.

Network

Supported network protocols

3 FXS and 4 FXO

Technical details

Supported platforms

Cisco IOS 12.3(11)T +

Connector type

FXS/FXO

Number of connectors

7