Disable IPv6 in Windows 7 & Windows Vista

If you’re new here, you may want to subscribe to Windows Reference RSS feed Thanks for visiting!IPv6 is enebled by default in Windows 7 and Windows Vista. If you are not using IPv6 then this can be disabled from the Windows Registry as follows:

Disable IPv6 in Windows Server 20008 Full & Core installation

IPv6 is enebled by default in Windows Server 2008. If you are not using IPv6 then this can be disabled from the Windows Registry as follows:

IPv4 packet encapsultation using IEEE 802.3 SNAP in ethernet subnets

By default IPv4 packets are encapsulated on Ethernet  subnets in Ethernet II or Ethernet DIX format in Windows server 2008/2003, Windows Vista/XP/2000. However, if you need to use IEEE 802.3 SNAP (Sub-Network Acces Protocol) then this can be done from Windows Registry.

Enable/Disable TCP Task Offloading to NIC in Windows

TCP protocol can offload some of the tasks that are being processed by the system processor like Checksum calculation on header and data or IPSec Tunnel Encryptio (if supported by the NIC) onto the Network Interface Card (NIC). Task offloading is designed to improve performance and it is seen to have indeed significantly improve performance.
Windows [...]

Control Multicast support and set IGMP version in Windows Server 2008 & Vista

In Windows 2008 and Windows Vista, we can control the Multicast support, infact to be precise, the level of Multicast support and the version of the IGMP protocol that is supported from Windows Registry.
By default, Windows 2008 and Windows Vista supports IGMPv3 and fully pariticipates in IGMP where it can both send and receive IPv4 [...]