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NIM-4FXSP-RF
4-PortNetworkInterfaceModule-FXS,FXS-E&DID REMANUFACTURED
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The Cisco NIM-4FXSP is a 4-Port Network Interface Module that provides FXS, FXS-E, and DID voice ports. It is designed for analog voice applications and is supported on various Cisco platforms including Cisco 4000 Series Integrated Services Routers (ISRs) and VG420 and VG450 Analog Voice Gateways.
Key features and details include:
Provides 4 FXS (Foreign Exchange Station) ports for connecting analog devices such as phones, fax machines, or local telephony subscribers.
Supports FXS-E (Extended Loop length) and DID (Direct Inward Dialing) capabilities.
Compatible with Cisco IOS XE 16.5 or later software releases for proper functionality, especially for hardware revisions identified by the suffix "P" in the product ID.
Supports voice protocols including SCCP, MGCP, and SIP.
Includes hardware enhancements such as onboard DSP, support for online insertion and removal (OIR), FXO failover bypass, higher loop current (35 mA), and longer loop length up to 31,000 feet (22 AWG).
Compatible with Cisco Unified Communications Manager (CUCM) version 10.5 and above.
Supported on Cisco VG420 and VG450 Analog Voice Gateways, as well as Cisco 4000 Series ISRs.
The module boots up and is recognized by the system, with voice ports visible via commands like "show voice port summary" when running supported IOS XE versions.
The module is part of Cisco's analog voice NIM portfolio, which includes other variants such as NIM-2FXSP, NIM-2FXS/4FXO, and NIM-4E/M.