Cisco Fourth-Generation T1/E1 Multiflex Trunk Module 4 Ports Expansion Module

Overview

The Cisco NIM-4MFT-T1/E1= is a fourth-generation Multiflex Trunk module designed to expand the connectivity options of Cisco 4451-X integrated services routers. It offers four T1/E1 ports that support both voice and data applications, enabling businesses to consolidate their communication and data networks on a single platform. This module also features an onboard slot for the Cisco Packet Voice Digital Signal Processor Module 4 (PVDM4), which enhances voice services by providing up to 128 milliseconds of echo cancellation, ensuring clear and reliable voice calls even in complex network environments.

Key features

• Four T1/E1 ports that provide flexible connectivity for voice and data traffic
• Integration with Cisco 4451-X routers to extend WAN and voice interface capabilities
• Onboard slot for PVDM4 module to support advanced voice processing and call quality
• Up to 128 milliseconds of echo cancellation to maintain clear voice communication
• Combines WAN interface card, voice interface card, and ISDN Primary Rate Interface functions in one module
• Scalable design that fits seamlessly into existing network infrastructure for future growth

Key specs

• Ports: 4 T1/E1 ports
• Compatibility: Cisco 4451-X integrated services routers
• Voice processing: Supports Cisco Packet Voice Digital Signal Processor Module 4 (PVDM4)
• Echo cancellation: Up to 128 milliseconds
• Functionality: WAN interface card, voice interface card, ISDN Primary Rate Interface

Connectivity and compatibility

This module is specifically designed to work with Cisco 4451-X routers, providing a reliable expansion option for organizations using this platform. The four T1/E1 ports support a range of voice and data protocols, making it suitable for integrating legacy telephony systems with modern data networks. The onboard PVDM4 slot allows for enhanced voice processing capabilities, which is essential for businesses that rely on high-quality voice communication alongside data services.

Ideal uses and environments

The Cisco NIM-4MFT-T1/E1= is well suited for businesses that require a unified solution for voice and data transmission over T1/E1 lines. It fits well in enterprise networks that use Cisco 4451-X routers and need to support both traditional telephony and data applications without adding multiple separate devices. This module is a strong choice for organizations looking to upgrade their communication infrastructure while maintaining clear voice quality and scalable network performance.