Hi, Peacegump,
For NIC teaming or link aggregation support, you'll need to contact your network adaptor vendor or OEM (e.g. Dell offers a teaming driver). They will need to provide you a driver that enables NIC teaming, since Windows does not offer this functionality in the core OS.
Network adapter teaming and server clustering
http://support.microsoft.com/kb/254101
How do I use Teaming with Advanced Networking Services (ANS)?
http://www.intel.com/support/network/sb/cs-009747.htm
Windows 7 - Link aggregation for bandwidth doubling: 2PCs, 2 NICs each
If you need more information, repost your question to the TechNet Forum.
http://social.technet.microsoft.com/Forums/en-US/winserverPN/threads