Description
Brand: Cisco
Series: Cisco High-Speed WAN Interface Cards
Model: HWIC-4B-S/T
Product Type: ISDN BRI WAN Interface Card
Device Type: 4-Port ISDN BRI S/T Module
Ports / Interfaces:
4 x ISDN BRI S/T (RJ-45) ports
Supports both voice and data applications
Compatibility: Supported on Cisco ISR and ISR G2 routers (e.g., 1800, 1900, 2800, 2900, 3800, 3900 Series)
Protocols / Features:
Supports ISDN BRI for WAN connectivity and backup
Protocols: PPP, HDLC, Frame Relay, X.25
Dial-on-demand routing (DDR) and multilink PPP support
Can be used for ISDN voice and data services simultaneously
Form Factor: Plug-in HWIC module
Management: Integrated via host router (Cisco IOS Software, CLI, SNMP, Cisco Prime)
Usage/Application: Ideal for enterprise WAN backup, branch ISDN connectivity, and unified voice/data integration
Condition: Refurbished, tested and verified
Warranty: 30 Days Warranty
Categories
Refurbished Cisco Interface Cards
Cisco HWIC Modules
ISDN Connectivity Solutions
Enterprise WAN Expansion
Key Benefits
Provides 4 ISDN BRI S/T ports for flexible WAN connectivity
Supports both voice and data over ISDN for enterprise deployments
Enables WAN backup and dial-on-demand routing for high availability
Refurbished, fully tested, and cost-effective for ISR/ISR G2 routers
Final Notes
Product specifications may vary slightly based on stock.
For confirmation and support, please contact us at +91-96328 19991.
Our refurbished products are 3–4 years old, fully renewed, port-tested, and covered with a 30-day service warranty.
Note: Images are for reference only.



















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