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Cisco NIM-1T Module : High-Speed Serial WAN Connectivity & Flexible Expansion For ISR G2 Routers

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Cisco NIM-1T Module : High-Speed Serial WAN Connectivity & Flexible Expansion For ISR G2 Routers

Cisco NIM-1T Module : High-Speed Serial WAN Connectivity & Flexible Expansion For ISR G2 Routers

The Cisco NIM-1T is a high-performance Network Interface Module (NIM) designed for ISR G2 routers (1900, 2900, 3900 series), delivering reliable WAN connectivity for enterprise networks. This module features a flexible serial interface, supporting legacy protocols like HDLC, PPP, Frame Relay, and ATM, making it ideal for branch offices, leased line connections, and network migrations.

Key Features & Benefits

✔ High-Speed Serial Connectivity – Supports up to 2.048 Mbps for smooth data transfer over E1/T1, V.35, X.21, or RS-232 connections.
✔ Multi-Protocol Support – Compatible with HDLC, PPP, Frame Relay, and ATM, ensuring seamless integration with legacy WAN infrastructures.
✔ Hot-Swappable Design – Enables easy installation and replacement without shutting down the router, minimizing downtime.
✔ Scalable for ISR G2 Routers – Fits Cisco 1900, 2900, and 3900 series routers, providing flexible expansion without replacing hardware.
✔ Cisco IOS Integration – Fully managed via Cisco IOS CLI, supporting advanced features like QoS, encryption, and traffic monitoring.

Technical Specifications (Parameters Table)

FeatureSpecification
Interface Type1x Serial (Smart Serial)
Supported ProtocolsHDLC, PPP, Frame Relay, ATM
Max Data Rate2.048 Mbps
CompatibilityCisco ISR G2 (1900/2900/3900 Series)
Hot-SwappableYes
Cable OptionsV.35, X.21, RS-232, EIA-530
Operating Temp.0°C to 40°C (Standard)

Ideal Use Cases

  • Legacy WAN Connections – Maintains compatibility with Frame Relay, HDLC, or PPP networks.

  • Branch Office Connectivity – Extends leased line or dedicated circuit support for remote sites.

  • Network Upgrades – Allows gradual migration to modern WAN solutions while preserving legacy links.

Why Choose Cisco NIM-1T?

The NIM-1T ensures backward compatibility, high performance, and easy scalability for businesses relying on serial WAN connections. Its hot-swappable design and Cisco IOS support make it a cost-effective solution for expanding ISR G2 router capabilities.

For datasheets, licensing, or compatibility details, visit Cisco’s official documentation or consult an authorized partner.

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