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Linksys BEFW11S4 v4

Router

BEFW11S4 v4

Basic Information

Manufacturer
Linksys
Model
BEFW11S4 v4
╰ Also known as
Wireless-B Broadband Router
Device Type
Router
Release Year
2003

Power

Power Supply
External

Fixed Interfaces

Data Interfaces

Qty Speed Protocol / Signaling Interface Notes
4x 100 Mbps Ethernet RJ-45 (8P8C)
—
1x 11 Mbps Wi-Fi (IEEE 802.11) 2.4 GHz radio
—
1x 10 Mbps Ethernet RJ-45 (8P8C)
WAN

Software & Docs

Name Type Description
BEFW11S4 v4 Firmware (1.50.13 EU) Firmware
Version 1.50.13 (European)
BEFW11S4 v4 Firmware (1.52.03 USA) Firmware
Version 1.52.03 (USA)

Change History

Updated TheSerialPort 2026-09-08 11:45
  • Status: Draft → Published
  • Attachments: (empty) → BEFW11S4 v4 Firmware, BEFW11S4 v4 Firmware
Updated TheSerialPort 2026-09-08 11:42
  • Model: BEFW11S4 v1/v2 #1 → BEFW11S4 v4
  • Also known as: EtherFast Wireless AP + Cable/DSL Router with 4-Port Switch → Wireless-B Broadband Router
  • Release year: 2001 → 2003
  • Submitted by: (empty) → TheSerialPort
  • Attachments: BEFW11S4 v1 Firmware, BEFW11S4 v2 Firmware → (empty)
  • Network Interface: Changed Quantity
  • Deleted Network Interface: 2x 100Mbps
  • Added Photo: Photo of Router: Linksys BEFW11S4 v4

Submitted by TheSerialPort on Sept. 8, 2026