C640 "frozen" without internet connection
If
you have any laptops with Atheros AR8152 network adapters are likely
to experience freezing when installed Debian linux derivative such as
Ubuntu, LinuxMint, etc. I have proved it on the laptop which Thosiba
Satellite C640D sepesifikasi network controller is Atheros.
Wireless Brand, Model and Wireless Chipset:
code :
$ lspci - nn | grep "Atheros"
02:00.0 Network controller [0280]: Atheros Communications Inc.. AR9285 Wireless Network Adapter (PCI-Express) [168c: 002b] (rev 01) 06:00.0 Ethernet controller [0200]: Atheros Communications AR8152 v2.0 Fast Ethernet [1969:2062] (rev c1) |
Version :
code :
$ Lsb_release-d
Description: Ubuntu 11:10 |
Kernel/architecture (including 32 vs. 64 bit):
code :
$ Uname-mr
3.0.0-12-generic x86_64 |
If your laptop is frozen when the network is unplugged and has a network controller as above, there are easy ways to overcome them.
- Turn on the laptop and then press F2 to enter BIOS.
- Select Boot Options and Select lan as the first boot.
- Press F10 to exit and save.
Now your laptop will not freeze when Lan Network unplugged.
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