Cisco 8-port FXS/DID Voice and Fax Expansion Module

The 8-port FXS/DID voice and fax expansion module has 8 FXS and DID ports, individually configurable for FXS or DID signaling. There is no requirement for signaling type pairing of adjacent ports for this module. The FXS interface connect directly to a standard telephone, fax machine or similar device and supplies ring, voltage, and dial tone.

• RJ-11
• RJ-21

• 8 x RJ-11 FXS/DID
• 1 x RJ-21

• Voice and Fax Over IP
• Voice and Fax Over Frame Relay
• Local Voice Busy-Out (LVBO)
• Call Control Signaling
• High-Performance DSP Architecture

• Cisco 2821 Integrated Services Router
• Cisco 2851 Integrated Services Router
• Cisco 3825 Integrated Services Router
• Cisco 3845 Integrated Services Router