Cisco EHWIC-4ESG – 4-Port Gigabit Ethernet EHWIC for Cisco ISR G2 Routers

Cisco EHWIC-4ESG is a 4-Port Gigabit Ethernet Enhanced High-Speed WAN Interface Card, designed to extend Cisco ISR G2 router capabilities by adding high-performance Layer 2 and Layer 3 Ethernet switching.

Compatible with Cisco 1900, 2900, and 3900 Series Integrated Services Routers, this module enables flexible network configurations, VLAN trunking, inter-VLAN routing, and access switching in a compact form.

With support for IEEE 802.1Q VLANs, Quality of Service (QoS), Spanning Tree Protocol, and Layer 3 IP routing, the EHWIC-4ESG enhances branch router deployments with switch-like functionality, ideal for connecting LAN devices, managing traffic efficiently, or creating a DMZ.

Frequently Asked Questions

Q1: What routers are compatible with EHWIC-4ESG?

A: It is compatible with Cisco ISR G2 routers, including the 1900, 2900, and 3900 Series.

Q2: Can it be used for both Layer 2 and Layer 3?

A: Yes, each port supports both Layer 2 switching and Layer 3 IP routing.

Q3: Does it support VLANs and trunking?

A: Yes, it supports 802.1Q VLAN tagging, trunking, and access port configuration.

Q4: Is this hot swappable?

A: No, the module must be inserted or removed while the router is powered off.

Q5: What is the throughput per port?

A: Each port supports up to 1 Gbps full-duplex.

Q6: Is it suitable for DMZ configurations?

A: Yes, you can isolate traffic or create secure zones using VLANs and routing.

Q7: Is this module available for rental from RebuyIT?

A: Yes, RebuyIT offers this module for both sale and rental, depending on your requirement.