| Brand | Cisco |
| Model | EHWIC-4ESG |
| Cisco Product Description | 4-port Cisco Gigabit EtherSwitch 10/100/1000BASE-TX autosensing EHWIC |
| Product Type | Layer 2 EtherSwitch Enhanced High-Speed WAN Interface Card (EHWIC) |
| Ports | 4 x 10/100/1000BASE-TX, autosensing |
| Power over Ethernet | Not supported on this model (EHWIC-4ESG-P is the PoE version) |
| Switching | Layer 2; Layer 3 routing is done on the host router |
| Routed Ports | Not supported |
| Throughput, External Ports to Multi Gigabit Fabric (MGF) | 1 Gbps, all external ports combined |
| MAC Address Capacity | Up to 8000 |
| QoS Queues | 8 per port |
| VLAN IDs | 4095 possible |
| Maximum VLANs by Router | 1921, 1941, 2901: 16; 2911: 32; 2921, 2951, 3925: 48; 3925E, 3945, 3945E: 64 |
| Layer 2 Features | VTP, IEEE 802.1X, IGMP snooping, SPAN, storm control, port security |
| VTP Pruning | Not supported |
| Cascading | Multiple cards in one router cascade with no external link |
| Maximum Cards per Router | 1921: 1; 1941, 2901: 2; 3925E, 3945E: 3; 2911, 2921, 2951, 3925, 3945: 4 |
| Compatible Routers | Cisco 1921, 1941, 2901, 2911, 2921, 2951, 3925, 3925E, 3945, 3945E |
| Online Insertion (OIR) | Not supported |
| Cannot Share a Chassis With | HWIC-4ESW, HWIC-4ESW-POE, HWIC-D-9ESW, HWIC-D-9ESW-POE, NM-16ESW, NM-36ESW |
| Related Models | EHWIC-4ESG-P (4-port with PoE), EHWIC-D-8ESG (8-port) |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.
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