CISCO NM-4T1-IMA

4 x T1

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4 x T1
Additional Information
Manufacturer CISCO
Manufacturer Part Number NM-4T1-IMA
SKU GROUP-152885
Marketing Information The 4-port T1 ATM Network Module with IMA provides access to ATM WAN up-links at fractional T3 bandwidths. Each link provides 4 ports with up to 6 Mbps connectivity. The T1 version provides an RJ-45 connector with integrated CSU/DSU.
Description 4 x T1
Module Type EM Network Modules
Application/Usage Data Networking
Height 1.6"
Width 7.1"
Depth 7.2"
Bypass No
Compatibility
  • Supported Platforms & Minimum IOS Versions:
  • 3745 - 12.2(8)T
  • 3725 - 12.2(8)T
  • 3660 series - 12.0(5)T
  • 3640 - 12.0(5)T
  • 3620 - 12.0(5)T
  • 2691 - 12.2(8)T1
  • 2650 - 12.1(3)T
  • 2600XM Series - 12.1(14) or 12.2(8)T1
  • 2600 series - 12.0(5)T
  • 1720 - Not Available
  • 1600 series - Not Available
Editor Choice No
Ethernet Aui No
Fast Ethernet Port No
Featured No
Product Name Network Module
Gigabit Ethernet Port No
Green Compliant No
Headset Port No
Hot Swappable Power Supply No
Interfaces/Ports Details 4 x RJ-45 Female T1 ATM WAN
ISM Band No
Limited Warranty 90
Manageable No
Management Port No
Maximum Data Transfer Rate 1.54 Mbit/s
Alt Part No NM4T1IMA
Modular No
DSL Port No
Network (RJ-11) No
Product Type Network Module
Additional Information
  • Modular Router Solutions:
  • ATM Edge Connectivity
  • Bandwidth Management
  • DCN (Data Communications Network)
  • LAN-to-LAN Routing
  • TDM/Drop&Insert
  • VPN & Firewall Solutions
  • Voice & Fax Integration
  • T1 Interfaces Physical Specifications:
  • Line rate: 1.544 Mbps + 50bps
  • Line code: binary 8-zero substitution (B8ZS) per ANSI T1.408
  • Line framing: extended superframe format (extended superframe (ESF) 24-frame multiframe) per ANSI T1.408
  • Input jitter tolerance: per ATT TR 62411
  • Output jitter generation: per ATT TR62411 using normal mode sync
  • Physical layer alarms: Loss of signal (LoS), out of frame (OF), alarm indication signal (AIS) remote deflect identification (RDI)
  • ATM Alarm Signals supported:
  • LoS
  • Loss of frame (LF)
  • Loss of signaling multiframe
  • Loss of CRC multiframe
  • Reception of remote alarm signal
  • Remote multiframe alarm signal
  • Alarm indication signal (AIS)
  • Timeslot 16 AIS
  • Protocols supported:
  • Full Cisco IOS software as of 12.0(5)T
  • Comments:
  • Maximum of one per Cisco 2600 and 3620
  • Maximum of three per Cisco 3640
PoE (RJ-45) Port No
Redundant Power Supply No
Shared SFP Slot No
Shipping Weight (Approximate) 3.03 lb
SKU UNSPSC 43222600
SKU UPC 7.46E+11
Stack Port No
Token Ring Port No
10Gigabit Ethernet Port No
Uplink Port No
Usb No
UNII Band No
Wireless LAN No

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