Cisco HWIC-4ESW Card



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HWIC-4ESW Overview

The 4-port Cisco® EtherSwitch® 10/100 high-speed WAN interface cards (HWICs) HWIC-4ESW supported on the Cisco 1800 (modular)/1941, Cisco 2800/2900, and Cisco 3800/3900 series integrated services routers offer small-to-large-size businesses and enterprise branch office customers the option to integrate switching and routing in one device. This combination offers ease of configuration, deployment, and management while using the powerful characteristics of Cisco routing and Cisco Catalyst® switching features.

Quick Spec

Product Code HWIC-4ESW
Description Four port 10/100 Ethernet switch interface card Cisco Router High-Speed WAN Interface card
Form Factor ● HWIC-4ESW = Single-wide HWIC form factor
Dimensions (W x D x H) ● HWIC-4ESW = 3.08 x 4.74 x 0.76 in.
Weight ● HWIC-4ESW = 79 grams (0.17 lb)
RFC RFC 2284, PPP Extensible Authentication Protocol (EAP)

Supported Devices


Product number Description
CISCO1841 Cisco 1841 Modular Router w/2xFE, 2 WAN slots, 64 FL/256 DR
CISCO1941/K9 Cisco 1941 Router w/2 GE,2 EHWIC slots,256MB CF,512MB DRAM,IP Base
CISCO2801 Cisco 2801 router 2801 w/AC PWR, 2FE,4slots(2HWIC), 2PVDM, 2AIM, IP BASE, 128F/384D
CISCO2901/K9 Cisco 2901 router w/2 GE,4 EHWIC,2 DSP,256MB CF,512MB DRAM,IP Base
CISCO3825 3825 w/AC PWR, 2GE,1SFP, 2NME, 4HWIC, IP Base, 128F/512D
CISCO3925/K9 Cisco 3925 Router w/SPE100(3GE,4EHWIC,4DSP,2SM,256MBCF,1GBDRAM,IPB)