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Cisco

Cisco SM-X-1T3/E3 | 1x T3/E3 WAN service module | ISR 4K SM-X

SKU:SM-X-1T3/E3

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Description

Single-port T3/E3 service module for ISR 4000 routers enabling DS3/E3 WAN connectivity for legacy service provider circuits and high-speed backhaul.

Features

- Enables DS3/E3 WAN access on ISR 4000 routers
- Bridges legacy circuits with modern IP routing
- Simple, single-port design for straightforward deployment
- Integrated management and monitoring through the router

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 T3 and E3?
A: Yes. It can be configured for either T3 (DS3) or E3 operation.

Q: What cabling is required?
A: 75-ohm coax cabling to the carrier demarc (separate Tx/Rx). Verify connector and pinout requirements with your service provider.

Q: Is it hot-swappable?
A: Follow the platform’s documented procedures. Power down or use supported OIR procedures if available for your chassis.

Technical Specifications

- Interface: 1 x T3 (DS3) or E3 selectable
- Line rates: 44.736 Mbps (T3), 34.368 Mbps (E3)
- Physical medium: 75-ohm coax (separate transmit/receive)
- Form factor: SM-X service module for ISR 4000 Series
- Use cases: Carrier DS3/E3 access, legacy WAN interconnects, backhaul
- Integration: Managed via the host router OS
- Platform compatibility: ISR 4331/4351/4431/4451/4461 with SM-X slot

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