• Cisco 1841 router with gigabit Ethernet ports, fiber optics, and NIM-2CE1T1-PRI module
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Cisco

Cisco NIM-2CE1T1-PRI | 2x T1/E1 PRI | Channelized voice/data | 1.544/2.048 Mb/s | RJ-48C | Int. CSU/DSU | ESF/SF, CRC4; B8ZS/AMI, HDB3

NIM-2CE1T1-PRI

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Description

Two-port channelized T1/E1 interface module supporting PRI voice and data, with integrated CSU/DSU and comprehensive framing/line coding options. Ideal for PBX trunks, PSTN interconnect, and channelized WAN access with granular DS0 control.

Features

- Dual-port T1/E1 flexibility with independent configuration
- Integrated CSU/DSU reduces external equipment and simplifies turn-up
- Comprehensive framing and coding for global interoperability
- Channelized DS0 control for granular WAN and voice applications
- Carrier-grade diagnostics: loopbacks, BERT, and performance stats

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Ports: 2x T1/E1 (RJ-48C, 100Ω T1 / 120Ω E1)
- Rates: T1 1.544 Mb/s, E1 2.048 Mb/s
- Modes: PRI (ISDN) or channelized data; clear-channel/unstructured supported
- Framing: T1 ESF/SF; E1 CRC4/Non-CRC4 (G.704)
- Line coding: T1 B8ZS/AMI; E1 HDB3
- CSU/DSU: Integrated with loopback, BERT, and performance monitoring
- Channelization: Up to 24 DS0 (T1) or 31 DS0 (E1) per port
- Clocking: Network, internal, or loop-timed
- Voice resources: PVDM4 DSPs required for PRI voice/media features
- Standards: ITU-T I.431, G.704; ANSI T1.403
- Compatibility: NIM slot on ISR 4000 Series platforms
- Cabling: Shielded twisted pair to telco smart jack or PBX

FAQs

Q: Can each port be configured independently as T1 or E1?
A: Yes, ports are independently configurable for T1 or E1 with appropriate framing and line coding.

Q: Does it support PRI for voice trunking?
A: Yes. It supports ISDN PRI for voice and also channelized or clear-channel data applications.

Q: Is a separate CSU/DSU required?
A: No. The module includes an integrated CSU/DSU with loopback and BERT.

Q: Do I need DSP resources?
A: PVDM4 DSPs are required for voice features (PRI, transcoding, conferencing). Data-only operation does not require DSPs.

Q: Which routers are supported?
A: ISR 4000 Series routers with available NIM slots (e.g., 4221, 4321, 4331, 4351, 4431, 4451-X).

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