Network socket lock If it is detected, that one of the connected devices causes a system incident, the network socket gets blocked. In order to unlock the network socket, the following two things need to be done: Step 1 Resolve the cause of the network socket lock Possible lock reasons: UPNP server IPv6 router advertisements Broadcast or multicast flooding Virus infection DHCP server Other lock reasons Step 2 Only after removing the cause Unlock network socket