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Linksys BEFSR41-4 Befsr41 (Ver.4.2) Etherfast Cable/Dsl Router 4-Port Switch
- 4-port 10/100 Fast Ethernet switch
- Connects multiple computers to a single broadband connection
- Supports Cable and DSL modems
- Built-in NAT (Network Address Translation)
- SPI (Stateful Packet Inspection) firewall for security
- Easy setup and configuration
- Suitable for small office/home office (SOHO) environments
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Product Overview
The Linksys BEFSR41-4 is an EtherFast Cable/DSL Router featuring a 4-port switch. It enables multiple computers to share a single broadband internet connection and provides basic network security.
Technical Information
| Product Type | Cable/DSL Router |
| Switch Ports | 4 x 10/100 Fast Ethernet |
| WAN Port | 1 x 10/100 Fast Ethernet (for modem) |
Additional Specifications
| Internet Connection | Cable/DSL |
| Security Features | NAT, SPI Firewall |
| Version | Ver.4.2 |
Product Description
The Linksys BEFSR41-4 is a foundational networking device designed to facilitate internet sharing among multiple computers in a home or small office setting. It acts as a central hub, connecting directly to a cable or DSL modem and distributing the internet connection to up to four wired devices via its integrated Fast Ethernet switch. This router utilizes Network Address Translation (NAT) to allow multiple devices on a private network to share a single public IP address provided by the Internet Service Provider (ISP). This is a standard practice for conserving IP addresses and providing a basic layer of network isolation. For security, the BEFSR41-4 incorporates a Stateful Packet Inspection (SPI) firewall. This firewall monitors incoming and outgoing network traffic and blocks unauthorized access attempts, helping to protect the connected computers from external threats. The specific version, Ver.4.2, indicates a particular hardware revision of this popular model.
