I have the exact same problems, and tried the above steps to no avail. following your instructions, here are the results of an ipconfig/all command.
Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.
C:\Users\Kyle>ipconfig/all
Windows IP Configuration
Host Name . . . . . . . . . . . . : Kyle-PC
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Broadcast
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : NVIDIA nForce Networking Controller
Physical Address. . . . . . . . . : BC-AE-C5-D9-A7-DF
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::ed39:68ef:c2cc:f579%10(Preferred)
IPv4 Address. . . . . . . . . . . : 192.168.42.188(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Lease Obtained. . . . . . . . . . : Sunday, March 18, 2012 8:03:12 PM
Lease Expires . . . . . . . . . . : Sunday, March 18, 2012 9:03:11 PM
Default Gateway . . . . . . . . . : 192.168.42.1
DHCP Server . . . . . . . . . . . : 192.168.42.1
DHCPv6 IAID . . . . . . . . . . . : 247246533
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-15-1C-44-90-BC-AE-C5-D9-A7-DF
DNS Servers . . . . . . . . . . . : 68.94.156.1
68.94.157.1
NetBIOS over Tcpip. . . . . . . . : Enabled
Tunnel adapter Teredo Tunneling Pseudo-Interface:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Teredo Tunneling Pseudo-Interface
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
IPv6 Address. . . . . . . . . . . : 2001:0:4137:9e76:3ce6:38fd:301b:fd6b(Pref
erred)
Link-local IPv6 Address . . . . . : fe80::3ce6:38fd:301b:fd6b%11(Preferred)
Default Gateway . . . . . . . . . : ::
NetBIOS over Tcpip. . . . . . . . : Disabled
Tunnel adapter isatap.{531045D9-0AA5-467D-B3A1-57E1146C6E20}:
Media State . . . . . . . . . . . : Media disconnected
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Microsoft ISATAP Adapter #2
Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
DHCP Enabled. . . . . . . . . . . : No
Autoconfiguration Enabled . . . . : Yes
C:\Users\Kyle>