Linksys BEFSX41 Router User Manual

About this manual

This manual covers the full installation and configuration of the Linksys BEFSX41 EtherFast Cable/DSL Firewall Router with a 4‑port switch and VPN endpoint. It explains hardware connections, basic network setup, and detailed configuration of the router’s web‑based utility, including DHCP, firewall, and advanced features.

Additional sections describe VPN concepts, IPSec tunnel creation, SNMP functions, troubleshooting common problems, warranty information, and contact details for technical support. The guide also includes a specifications appendix and a glossary of networking terms.

What's inside

• Introduction
• Virtual Private Network (VPN)
• Getting to Know the EtherFast Router
• Connect the Router
• Configure the PCs
• Configure the Router
• Web‑based Utility
• Troubleshooting
• Specifications
• Warranty Information

Specifications

Frequently asked questions

How many IPSec VPN tunnels can the BEFSX41 create?

The router supports up to two IPSec VPN tunnels.

What type of firewall does the BEFSX41 use?

It uses a Stateful Packet Inspection firewall for protecting the network.

How can I disable the DHCP server on the router?

Disable DHCP in the router’s web‑based utility under the DHCP section of Chapter 7.

Does the router support SNMP monitoring?

Yes, it supports SNMP version 2.0 and the SNMP MIB Land II.