Event id 3034 windows 2000 server

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This can happen with something silly, like having someone logged onto the console with drive letters mapped back to the local server. This is because the loopback adapter doesn't supply performance data.

That is my understanding of those errors too. I see them in the logs every once in a while. Windows is attempting to determine the type and speed of the network connection, but it is looking at the loopback adapter instead of the real network adapter.

There is no performance data from the loopback so that error is generated. What a difference between this events? It is not so accurate in my last post. The meaning of the word 'connection' in Event is not the same as the connection in OSI model transport layer. So, this should be expected. For more information about ALE Filtering:. Hope it helps. ID Message. Event indicates that a connection Transport layer is blocked while Event indicates that a packet IP layer is blocked.

It is expected that system first logs the event of blocking a connection then the event of blocking a packet when a connection is restricted by a block rule. For Event and Event are general Windows Firewall security audit, you should look into the event detail of the blocked connection attempt to decide whether that attempt should be allowed. If the connection attempt is malicious or not necessary in your environment, you can safely ignore it.

Please try to check the detail to indentify the connection:. The Windows Filtering Platform has blocked a connection. Destination Port: Protocol:.

By the way, just for your information, if you want to disable the security audit from the Windows Firewall, run ' auditpol. More information about Windows Firewall feature in Windows Server