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Cisco

Cisco HWIC-4SHDSL-E | G.SHDSL EFM 1-port, 4-pair bonding, up to 22.8 Mbps symmetric

SKU:HWIC-4SHDSL-E

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Description

High-density G.SHDSL EFM HWIC delivering symmetric Ethernet-over-copper using up to four bonded copper pairs. Ideal for sites needing carrier-class, SLA-backed access where fiber is unavailable, with standards-based 802.3ah OAM and loop bonding for resilience.

Features

- 4-pair SHDSL bonding for higher symmetric bandwidth
- Standards-based 802.3ah EFM for carrier interoperability
- Resilient loop bonding and OAM for reliability and visibility
- Extends Ethernet over existing copper infrastructure
- Ideal for fiber-alternative enterprise access

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

- Interface: 1-port G.SHDSL EFM over up to 4 copper pairs
- Standards: ITU-T G.991.2 (G.SHDSL.bis), IEEE 802.3ah EFM
- Data rates: up to ~5.7 Mbps per pair; up to ~22.8 Mbps with 4-pair bonding (distance dependent)
- Operation mode: EFM (not ATM)
- OAM: 802.3ah EFM OAM for monitoring and loop management
- Line coding: TC-PAM (per G.991.2)
- Reach: multi-kilometer on single pair at lower rates (loop length/quality dependent)
- Connector: RJ-45 using multiple twisted pairs (wiring plan dependent)
- Platform: HWIC slot on supported ISR routers (verify model/IOS)

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