Category Archives: Network

Slow DNS requests in Linux

So, I have finally nailed it. It seems that my last post regarding this topic was only a partial solution and in some cases didn’t solve the problem of IPv6 DNS requests at all. It seems that for example OpenSSH … Continue reading

Posted in Internet, Network | Leave a comment

Slow connection requests under Linux

Hello again. Few posts before I have talked about slow web requests in Firefox running in Linux, namely Mandriva 2010.1. Just to remind what the issue was in short. Firefox when  making connection, staled for few seconds when performing DNS … Continue reading

Posted in Internet, Linux, Network | Tagged , , , , , , , | 1 Comment

Slow mail sending through Postfix server problem and solution

Hello. Today I wanted to tell you something about a problem I have recently encountered with Postfix mail server when sending mails through it. I have a mail server running on virtual machine on my company’s quite powerful server. It … Continue reading

Posted in Linux, Network, Postfix | Leave a comment

Slow web requests in Firefox under Linux

For some time now I’ve been wondering why each and every request to websites in Firefox is so slow. Pages opened with few seconds delay. I didn’t have time to check thoroughly what causes web page open requests from Firefox … Continue reading

Posted in Linux, Network | Tagged , , , , | 4 Comments