Monthly Archives: March 2012

When Windows automatic update suddenly stops updating Windows automatically

Posted on March 16, 2012 by Maris

Recently we noticed that some of our test and dev servers were not updating automatically through Windows or Microsoft update. It was real pain to find why this happened. There are numerous threads in the Internet about failed Windows update, … Continue reading →

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Strange MAC addresses in your network (00:0D:3A:D7:F1:40 – 00:0D:3A:FF:FF:FF)

Posted on March 14, 2012 by Maris

Today I noticed many strange MAC addresses in our LAN. The addresses looked very similar – only few bits were changing. Sometime this happens, when Ethernet cable is damaged or due to network card malfunction. Here are some sample MAC … Continue reading →

Posted in Computers, OS | Tagged , , | 1 Comment