Post the output from ipconfig/all here when your computer is in Safe Mode & Normal Mode.
It is like this on both connections but in normal mode it disconnects after a few mins sometimes.
test.txt
C:\Documents and Settings\K.K-953208E7>ipconfig /all
Windows IP Configuration
Host Name . . . . . . . . . . . . : k-953208e7
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Broadcast
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
DNS Suffix Search List. . . . . . : gateway.2wire.net
Ethernet adapter Local Area Connection:
Media State . . . . . . . . . . . : Media disconnected
Description . . . . . . . . . . . : Broadcom 440x 10/100 Integrated Co
roller
Physical Address. . . . . . . . . : 00-16-D4-E0-99-6F
Ethernet adapter Wireless Network Connection:
Connection-specific DNS Suffix . : gateway.2wire.net
Description . . . . . . . . . . . : Broadcom 802.11g Network Adapter
Physical Address. . . . . . . . . : 00-19-7E-A9-9F-3B
Dhcp Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
IP Address. . . . . . . . . . . . : 192.168.2.12
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : 192.168.2.1
DHCP Server . . . . . . . . . . . : 192.168.2.1
DNS Servers . . . . . . . . . . . : 192.168.2.1
Lease Obtained. . . . . . . . . . : December 30, 2011 5:02:39 PM
Lease Expires . . . . . . . . . . : January 2, 2012 5:02:39 PM