Solved LAN network connection error

Why not give us screenshots of the setup, but rub out any personal ids.
there are many settings on the router and i really dont know which one i should screenshot. :confused:
 

My Computer

OS
Windows 7 Home Premium 32bit

My Computer

Computer Manufacturer/Model Number
Lenovo ThinkPad T60
OS
Windows 7 Ultimate 64Bit
CPU
GenuineIntel Intel(R) Core(TM) DuoCore T2400 @ 1.83GHz
Motherboard
Intel(R) 82801G (ICH7 Family)
Memory
2.00 GB
Graphics Card(s)
Mobile Intel(R) 945 Express Chipset
Sound Card
SoundMAX Integrated Digital HD Audio
Monitor(s) Displays
ThinkPad Display
Screen Resolution
1400x1050
Hard Drives
100Gb SATA
Keyboard
Standard Keyboard
Mouse
HID-compliant Mouse
Internet Speed
Cable Broadband - 54Mbps
Other Info
Intel(R) PRO/1000 PL Network Connection
11a/b/g Wireless LAN Mini PCI Express Adapter
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