IGMPVersion and IGMPLevel registry value

Hi,

We could take a try to add this IGMPVersion  and IGMPLevel  registry value in Windows 7, please note: please backup your registry settings before any modification.

1.type “regedit” , then navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\

1.In the right pane, right-click and select New – DWORD (32-bit value) and set its name as “IGMPVersion” , set it with the value 4

1.Version values:

2 – Support IGMP version 1

3 – Support IGMP version 2

4 – Support IGMP version 3 (default)
1.In the right pane, right-click and select New – DWORD (32-bit value) and set its name as “IGMPLevel” and set it to 2
2.Level  values:

0 – Disable Multicast support

1 – Support only sending IPv4 Multicast packets (do not receive)

2 – Fully participate in IGMP. Support sending and receiving Multicast packets (default)

Here is the reference download link for the IGMP values:


changes to TCP/IP registry values


http://www.microsoft.com/en-us/download/details.aspx?id=9152


Best regards