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Cisco

Cisco GRWIC-1CE1T1-PRI | 1x channelized T1/E1 WAN | PRI-capable | RJ-48C | GRWIC form factor

SKU:GRWIC-1CE1T1-PRI

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Description

Single-port channelized T1/E1 GRWIC providing ISDN PRI-capable WAN connectivity for supported branch routers. It enables NxDS0 channelization for flexible service profiles and supports software-selectable T1 or E1 operation. Ideal for legacy WAN access, backhaul, or PRI trunks in mixed environments.

Features

- Single-port channelized T1/E1 interface
- PRI-capable for ISDN deployments
- Software-selectable T1 or E1 mode
- NxDS0 flexibility for granular bandwidth provisioning
- Enterprise-grade WAN access for legacy circuits

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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FAQs

Technical Specifications

FAQs

Q: Does the module support both T1 and E1?
A: Yes. It is software-selectable between T1 and E1 operation.

Q: Will this work for ISDN PRI voice?
A: It supports PRI signaling; voice features may require platform-specific DSPs and licenses.

Q: Is an external CSU/DSU required?
A: The network termination method depends on your provider and platform; consult your router documentation and carrier requirements.

Q: Is it hot-swappable?
A: No. Power down the router before inserting or removing the GRWIC.

Q: Which routers support this GRWIC?
A: It is intended for routers with GRWIC slots; verify compatibility with your specific ISR platform and IOS release.

Technical Specifications

- Form factor: GRWIC
- Interfaces: 1x T1/E1 (RJ-48C)
- Line rates: T1 (1.544 Mbps), E1 (2.048 Mbps)
- Channelization: NxDS0 up to 24 channels (T1) or 31 channels (E1)
- ISDN PRI: Supported (platform/license dependent for voice features)
- Typical framing/line coding: ESF/B8ZS, SF/AMI (T1); CRC4/No-CRC, HDB3 (E1)
- Use cases: WAN access, data backhaul, ISDN PRI trunks
- Host compatibility: Routers supporting GRWIC slots (check platform release notes)
- Hot-swap: Not supported; power down the router before installation

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