Cisco VWIC-1MFT-T1 Multiflex T1 Voice/WAN Interface Card

BRAND NEW. FACTORY SEALED. FULL CISCO WARRANTY INCLUDED. MANUFACTURED BY CISCO. FROM CHICAGO COMPUTER SUPPLY

Overview

The Cisco VWIC-1MFT-T1 is a high-performance single-port T1 Multiflex Voice/WAN Interface Card designed to deliver integrated voice and data connectivity for enterprise and service provider networks. It supports T1 and fractional T1 connections, enabling reliable communication among routers, PBXs, and service-provider infrastructure.

This multifunctional module combines WAN and voice interface capabilities on a single card, enabling businesses to deploy voice, data, or combined voice-and-data applications. With integrated CSU/DSU functionality and ATM adaptation layer support, the VWIC-1MFT-T1 simplifies deployment, improves reliability, and ensures efficient network performance across hybrid and legacy environments.

Key Features

• Single-port T1 WAN and voice interface
• Supports T1 and fractional T1 connectivity
• Integrated CSU/DSU for simplified network design
• Supports voice, data, and packet voice applications
• Compatible with ATM AAL2 and AAL5 protocols
• Plug-in module form factor for easy installation

Technical Specifications

Manufacturer: Cisco
Model: VWIC-1MFT-T1
Device Type: Multiflex Voice/WAN Interface Card
Ports: 1 × T1 RJ-48 Port
Data Transfer Rate: 1.54 Mbps (T1 Line Rate)
Supported Protocols: ATM, PPPoA
Integrated Functions: CSU/DSU
Form Factor: Plug-in Module
Compliant Standards: ANSI T1.403
UPC: 746320827667

Use Cases

The Cisco VWIC-1MFT-T1 best works in enterprise branch offices, service provider networks, and multiservice router deployments where integrated voice and WAN connectivity is required. It enables reliable T1 connections between routers and PBX systems, supporting voice trunking, WAN access, and packet voice applications. Organizations deploy this module to consolidate voice and data services into a single interface, simplify network architecture, and reduce hardware complexity. It is especially valuable in environments transitioning from legacy TDM networks to packet-based voice systems while preserving existing T1 infrastructure.

Why Choose Cisco VWIC-1MFT-T1 

• Combines voice and WAN connectivity in one module
• Integrated CSU/DSU simplifies deployment and management
• Enables seamless migration to packet voice networks
• Reduces hardware complexity and infrastructure costs
• Genuine Cisco hardware with proven enterprise reliability

FAQs

What does the Cisco VWIC-1MFT-T1 provide?

It provides a single T1 interface that supports both voice and WAN data connectivity.

Does this module include CSU/DSU functionality?

Yes. It includes an integrated CSU/DSU for simplified deployment and management.

Can this module support voice applications?

Yes. It supports packet voice trunking and connections to PBX systems.

What is the maximum supported data rate?

It supports T1 line rates up to 1.54 Mbps.

Is this a genuine Cisco product with a warranty?

Yes. It is factory-sealed, Cisco-genuine hardware, and backed by full Cisco warranty coverage from Chicago Computer Supply.