Cisco 4-Port Network Interface Module - Ear and Mouth

Brand: Cisco | Category: Network Switches

SKU: NIM-4E/M | Part #: NIM-4E/M | MPN: NIM-4E/M

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4-Port Network Interface Module - Ear and Mouth is a Cisco Network Switch module enabling enterprises to integrate analog trunk lines and tie-line systems with IP routers. Supports both 2-wire and 4-wire E&M signaling for flexible legacy PBX compatibility.

Key Features:

• 4 E&M analog trunk ports for PBX and tie-line connectivity
• 2-wire and 4-wire E&M signaling support
• Immediate start and delay start signaling modes

Ideal for:

• PBX trunk consolidation and analog tie-line integration
• Multi-site voice network convergence without complete replacement