I've attached the HTML file from Network Diagnostics, and below is the Network Diagnostics report from iTunes.
Network Diagnostics in iTunes
Microsoft Windows XP Professional Service Pack 2 (Build 2600)
Acer, inc. TravelMate C200
iTunes 7.0.0.70
Current user is an administrator.
Network Adapter Information
Adapter Name: {49F5EC49-D29D-4CF7-A85E-DEAF1CC2BA03}
Description: MAC Bridge Miniport - Packet Scheduler Miniport
IP Address: 0.0.0.0
Subnet Mask: 0.0.0.0
Default Gateway:
DHCP Enabled: Yes
DHCP Server: 255.255.255.255
Lease Obtained: Sat Mar 31 21:36:34 2007
Lease Expires: Sat Mar 31 22:36:34 2007
DNS Servers:
Adapter Name: {54C67FCA-4FDC-42CA-9D66-090B46571FF5}
Description: Bluetooth LAN Access Server Driver - Packet Scheduler Miniport
IP Address: 0.0.0.0
Subnet Mask: 0.0.0.0
Default Gateway:
DHCP Enabled: Yes
DHCP Server:
Lease Obtained: Sat Mar 31 22:36:34 2007
Lease Expires: Sat Mar 31 22:36:34 2007
DNS Servers:
Adapter Name: {F93BD423-359E-4C28-8C4A-561487E895A2}
Description: Intel® PRO/Wireless 2915ABG Network Connection - Packet Scheduler Miniport
IP Address: 192.168.1.100
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.1.1
DHCP Enabled: Yes
DHCP Server: 192.168.1.1
Lease Obtained: Wed Apr 04 22:12:00 2007
Lease Expires: Thu Apr 05 22:12:00 2007
DNS Servers: 194.168.4.100
194.168.8.100
Network Connection Information
Active Connection: LAN Connection
Connected: Yes
Online: Yes
Using Modem: No
Using LAN: Yes
Using Proxy: No
SSL 3.0 Support: Enabled
TLS 1.0 Support: Enabled
Firewall Information
Windows Firewall is off.
Connection attempt to Apple web site was unsuccessful.
The network connection timed out.
Connection attempt to iTunes Store was unsuccessful.
The network connection timed out.
Secure connection attempt to iTunes Store was unsuccessful.
The network connection timed out.
If anyone can help me, I'll be eternally grateful.