Cisco

Cisco HWIC-1T1-E1 | 1-port T1/E1 CSU/DSU HWIC | RJ-48C | T1 1.544 Mb/s or E1 2.048 Mb/s (NxDS0) | ESF/SF, CRC4 | B8ZS/AMI, HDB3 | PPP/HDLC/Frame Relay | ISR 1800/2800/3800

SKU:HWIC-1T1-E1

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Description

Single-port, software-selectable T1/E1 HWIC with integrated CSU/DSU for flexible global WAN deployments. Supports full or fractional circuits, standard framing/line coding, and IOS encapsulations with robust diagnostics for rapid fault isolation.

Features

- Global T1/E1 flexibility in a single HWIC
- Integrated CSU/DSU reduces external equipment and points of failure
- Supports fractional or full-bandwidth services
- Standards-based framing and line coding for carrier interoperability
- Extensive IOS diagnostics for efficient troubleshooting

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

Technical Specifications

- Form factor: HWIC (High-Speed WAN Interface Card)
- Interface: 1x T1/E1 with integrated CSU/DSU
- Connector: RJ-48C
- Data rates: T1 1.544 Mb/s; E1 2.048 Mb/s; fractional NxDS0
- T1 framing/line coding: ESF or SF (D4); B8ZS or AMI
- E1 framing/line coding: CRC4 or non-CRC; HDB3
- Encapsulations: PPP, HDLC, Frame Relay (IOS-dependent)
- Diagnostics: Local/remote loopback, performance monitoring, alarms
- Clocking: Line or internal (provider-dependent)
- Cabling: RJ-48C to telco smart jack
- Compatibility: Cisco ISR 1800/2800/3800 HWIC slots

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