By default, DHCP Network Hint is turned “on” in Windows 7 OS. In order to turn off this feature, a user needs to create the following registry key on the laptop machine: In the registry path HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces, create a DWORD value...

When a user takes his machine with Windows 7 OS (laptop) from one network to another network, then DHCP client first tries to get the network hint (SSID) of the new network. If it does not get any network hint, then regular processing is carried on assuming that the network does not support network hint...