Product Type | Expansion module |
Form Factor | Plug-in module |
Weight | 6.74 oz |
Power Requirements | |
Module Name | Cisco Fourth-Generation Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module |
Integrated Functionality | Voice and clear-channel data over T1/E1 |
Compatible Router Platform | Cisco 4451-X Series Routers |
Integrated CSU/DSU | Yes |
Cisco 2-Port Multiflex Trunk T1/E1 Expansion Module



Key Benefits

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- Seamlessly integrates with Cisco 4451-X routers for unified data and voice applications
- TAA compliance and rigorous standards certifications ensure regulatory readiness
- Integrated CSU/DSU and remote management reduce hardware complexity and operational costs
Product Overview
The Cisco 2-Port Multiflex Trunk Voice/Clear-Channel T1/E1 Module (NIM-2MFT-T1/E1++) is engineered to deliver integrated voice and clear-channel data capabilities to Cisco 4451-X Series Routers. It supports dual T1/E1 interfaces with a data rate of 2.048 Mbps, integrated CSU/DSU, and remote management via SNMP and Telnet. The compact plug-in form factor ensures ease of deployment without compromising valuable rack space.
Designed to meet high reliability standards, it includes status indicators for monitoring, multiple line coding formats, and supports a wide operating temperature and humidity range. Certified to numerous industry compliance standards, this TAA-compliant module extends multifunction flexibility for enterprise networks requiring robust WAN connectivity. Its capability to handle voice trunking and data simultaneously makes it an excellent investment for growing networks.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Mexico / United States |
TAA Compliant | Yes |
Certification Standards | CISPR 22 Class A, CISPR 24, EN 61000-3-2, EN 61000-3-3, EN55024, EN55022 Class A, UL 60950, EN50082-1, EN 61000-4-2, EN 61000-4-3, AS/NZ 3548 Class A, ICES-003 Class A, EN 61000-6-2, FCC CFR47 Part 15, IEC 60950-1, EN 60950-1, AS/NZS 60950, GR-1089-CORE, CAN/CSA C22.2 No. 60950, VCCI Class A, GR-63-CORE |
RoHS Compliant |
Advanced Security Features
Integrated Firewall | |
Intrusion Detection/Prevention | |
Content Filtering | |
Malware Protection |
Interfaces
Port Type | T1/E1 |
Number of Ports | 2 |
Data Transfer Rate | 2.048 Mbps |
Line Rate | T-1/E-1 |
Connectivity Technology | Wired |
Line Coding Formats | AMI, B8ZS, HDB3 |
Interface Slots | Supports NIM slot in Cisco 4451-X |
Status Indicators | Carrier detect, alarm |
Physical & Environmental
Width | 3.5 in |
Depth | 7.2 in |
Height | 1.3 in |
Minimum Operating Temperature | 32 °F (0 °C) |
Maximum Operating Temperature | 122 °F (50 °C) |
Operating Humidity Range | 10 - 85% (non-condensing) |
Mounting Type | Internal module (plug-in) |
Cloud Management & Licensing
Remote Management Protocols | SNMP, Telnet |
Cloud-Based Management | No |
License Requirement | No license required for base functionality |