IPv6 network tunnel interfaces makes you open for network attacks, and introduces an overhead.
Compound TCP (CTCP) can improve the throughput for high bandwidth and high latency connections, by improving TCP slow start.
Explicit Congestion Notification improves congestion handling for the TCP/IP protocol.
Configure TCPIP receive window auto-tuning for HTTP connections for faster download.
Windows can activate NDIS 5 network hardware features for offloading the system processor.
Windows can activate NDIS 6 network hardware features for offloading the system processor.
Certain network routers doesn't respond to DHCP requests that requires broadcast reply.
Use Windows Explorer to browse a remote internet server by adding it as a network place.
Mount a Web Folder as a mapped network drive with help from the Webclient service.
Changing the Max Transfer Unit (MTU) to avoid packet fragmentation and connection loss.
Not all network routers supports the tcpip receive window scaling flag used by Windows Vista.
Before activating TCP/IP Version 6 then one should make sure that the DNS server is able to handle IPv6 properly.
Description of the nagle algorithm effects on the network throughput, and how to configure the delayed ACK.