Product Description

NIM-4FXSP-N Cisco 4 Port Network Interface Module is a versatile voice interface module designed to provide analog connectivity for Cisco Integrated Services Routers (ISR). The NIM-4FXSP-N Cisco 4 Port Network Interface Module supports FXS, FXS-3, and Direct Inward Dialing (DID) signaling, enabling seamless integration of analog devices into modern IP-based communication systems.

The NIM-4FXSP-N Cisco 4 Port Network Interface Module includes four configurable ports that can connect analog endpoints such as telephones, fax machines, and paging systems. With support for multiple signaling types, the NIM-4FXSP-N Cisco 4 Port Network Interface Module allows organizations to deploy flexible voice solutions tailored to their specific infrastructure needs.

Designed for Cisco ISR 4000 Series routers, the NIM-4FXSP-N Cisco 4 Port Network Interface Module enables businesses to extend voice services to branch offices and remote locations. It supports a wide range of applications, including analog device connectivity, survivable remote site telephony (SRST), and hybrid VoIP deployments.

The NIM-4FXSP-N Cisco 4 Port Network Interface Module is ideal for organizations transitioning from traditional telephony systems while maintaining support for legacy analog devices. Its integration into Cisco’s modular router platform ensures scalability, reliability, and simplified deployment.

Engineered for enterprise and service provider environments, the NIM-4FXSP-N Cisco 4 Port Network Interface Module delivers dependable performance for voice communication systems, supporting both legacy and modern infrastructure requirements.

Features

• NIM-4FXSP-N Cisco 4 Port Network Interface Module with 4 configurable analog ports
• Supports FXS, FXS-3, and DID signaling for flexible deployment
• Enables connection of analog phones, fax machines, and paging systems
• Designed for Cisco ISR 4000 Series routers
• Supports voice gateway functionality and SRST failover
• Ideal for hybrid VoIP and legacy telephony integration

Q & A

Q: What does the NIM-4FXSP-N Cisco 4 Port Network Interface Module do?
A: It provides four analog ports for connecting devices like phones, fax machines, and paging systems to Cisco routers.

Q: What is FXS used for?
A: FXS ports supply dial tone and connect directly to analog devices such as telephones and fax machines.

Q: What is DID functionality?
A: DID (Direct Inward Dialing) allows incoming calls to be routed directly to specific extensions within a system.

Q: Which routers support the NIM-4FXSP-N?
A: It is designed for Cisco ISR 4000 Series routers that support NIM modules.