Used Cisco 2600XM / 2800 / 3600 / 3700 / 3800 Expansion Modules - 4-Port FXS1 High-Density Analog (HDA) Voice/Fax Network Module

About the Cisco 3600 Series: "Modular high-density router for dial-access or router-to-router traffic. Supports ISDN, serial, channelized T1, digital modems, and ATM links. Also supports voice/fax and Frame Relay" (Cisco A Beginner's Guide Third Edition by Velte & Velte).

Part # NM-HDA-4FXS

Product Description: High-Density Analog Voice/Fax Network Module with Four FXS Ports. The voice/fax modules enable packet voice technologies including voice over IP (VoIP), voice over Frame Relay (VoFR) and voice over ATM (VoATM). Cisco voice solutions provide the means for integrating both voice and data within a single network allowing users to take advantage of services, such as toll-bypass, without sacrificing voice quality. The Cisco High-Density Analog Voice and Fax Network Module provides DTMF detection, voice compression and decompression, call progress tone generation, voice activity detection (VAD), echo cancellation, and adaptive jitter buffering.

 

Directory of Cisco 2600 Voice /  Fax Network Modules

 

Directory of Cisco 2600XM Router Voice / Fax Feature Cards

Directory of Cisco 2800 Voice / Fax Network Modules

 

Directory of Cisco 3600 Expansion Modules

Directory of Cisco 3600 Voice / Fax Network Modules

Directory of Cisco 3700 Voice / Fax Network Modules

Directory of Cisco 3800 Voice Fax Network Modules