Cisco NM-1T3/E3 T3/E3 WAN Network Module

Equipment Overview

The Cisco NM-1T3/E3 is a single-port network module designed for T3 or E3 wide-area network connectivity within Cisco NM-series equipment. This module enables high-speed serial connections for enterprise edge routers, supporting data transmission over T3 (45 Mbps) or E3 (34 Mbps) circuits. It serves as a primary interface for integrating LAN environments with carrier-grade WAN backbones, facilitating reliable data transport in distributed network infrastructures. The module is suitable for deployment in branch offices or central sites requiring dedicated WAN links.

Main Parameters

• Port Configuration: One T3/E3 port
• Interface Type: T3 (DS3) or E3 (G.703) serial interface
• Data Rate: Up to 45 Mbps (T3) or 34 Mbps (E3)
• Form Factor: NM-series network module for Cisco chassis
• Category: Local Area Network (LAN) module
• Compliance: Industry-standard T3/E3 signaling

Key Advantages

The NM-1T3/E3 provides a dedicated, cost-effective WAN uplink for Cisco-based networks, ensuring stable throughput for latency-sensitive applications. Its single-port design simplifies deployment in environments requiring a single high-speed serial connection. The module leverages Cisco's proven NM architecture, offering straightforward installation and management within existing Cisco infrastructures.

Compatibility & Integration

The module is compatible with Cisco NM-series network module slots in supported router platforms. It integrates with standard T3/E3 carrier services and adheres to industry WAN protocols. For configuration, the module is managed via Cisco IOS, allowing seamless integration into existing enterprise network management frameworks.