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hi guys!

I have dell laptop inspiron 630m everytime I plugin the Ethernet cable the 1394 Connection is the one always connected not my Local Area Connection (Broadcom 440x 10/100)


Under my Network Adapters:
--1394 Net adapter
--Broadcom 440x 10/100 intergrated controller
--Intel(R) PRO/Wireless 2200BG Network Connection

All devices are running and installed successfuly.

any suggestion?

Thank you.

Edited by phpbeginners because: n/a
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Short diagnosis tied to ' notes: a 1394 (FireWire) interface can appear as a normal network adapter, but it won’t replace a wired RJ‑45 link when the Broadcom 10/100 controller is failing to negotiate a physical link. Since the 1394 host was disabled, the network stack was reset and the OS was reinstalled, the likely causes left are: a bad cable/port, the Broadcom driver or BIOS/firmware setting, or a hardware fault on the NIC.

Practical checklist (in order of effort/cost):

  • Confirm physical link first: observe the laptop’s Ethernet link/activity LEDs and try a different cable and a different router/switch port (or test the cable with another PC).
  • Verify the Broadcom device in Device Manager: if present, right‑click → uninstall (choose to remove driver files if offered), reboot and install the vendor/Dell driver. Disable any NIC power‑saving option in the device properties. Check BIOS to ensure onboard LAN is enabled.
  • Inspect Windows network setup: remove any Network Bridge, and unbind TCP/IPv4 from the 1394 adapter (Properties on the 1394 connection) so it cannot claim the working interface. Use ipconfig /all to see which adapter has an IP, and ipconfig /release + ipconfig /renew to force DHCP lease attempts. Move the wired adapter to the top in Advanced → Adapters and Bindings if the OS is selecting the wrong one.

Isolation and fallback:

  • Boot a Linux live USB or run the Dell hardware diagnostics from the boot menu to determine whether the NIC works outside Windows. If the NIC fails hardware tests or has no link in another OS, expect a hardware repair or use a USB‑to‑Ethernet adapter as a reliable workaround.
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I tried to reformat.... still 1394 Connection is active... instead of Local Area Connection #

Edited by phpbeginners because: n/a
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