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Ubuntu ipv6 fail

June 20, 2011 by Igor Drobot 2 Comments

On June 8, 2011 was world IPv6 day and I shared some VPS boxes. Only one guy wants Ubuntu 11.04 – no problem he get it.

I was painfully remembered that Ubuntu.com has still some problems with AAAA record for security.ubuntu.com… They have no records:) [Read more…]

Filed Under: IPv6, Linux, Networking, Ubuntu Tagged With: aptitude, fail, Ipv6, Ubuntu

Postfix home server

June 16, 2011 by Igor Drobot 1 Comment

If you have a mail server at home and your Internet service provider (ISP) has no right PTR record for your assigned IP, you will get trouble the most mail servers will reject you.

Some best examples for mail rejection: gmx.de, mail.ru

This problem can be solved [Read more…]

Filed Under: Debian, Linux, Mailing, Networking Tagged With: Debian, DNS, Mail Server, Postfix, PTR

Increase number of disk mounts

June 14, 2011 by Igor Drobot Leave a Comment

Many home users power off their home computers and servers when they are not being used. Each of you had already this problem, you need very quickly your PC or server and you press the power-ON button and now you can wait.
File system Check!
The check seems to take forever, you can go and make coffee, and the system boot won’t resume until the check is over. [Read more…]

Filed Under: Debian, Linux Tagged With: Debian, disk mount, filesystem check, fsck, mount

WordPress Munin Plugin

June 13, 2011 by Igor Drobot 2 Comments

The original Plugin was written by Chris Bair, after some tunings it worked fine for me.

I made some useful modifications to this Plugin:
– Visualization of the number of Drafts
– Set table prefix (I hate hardcodet things)



And now how to use it, first you need to create a configuration file for the plugin(replace the needed credentials) [Read more…]

Filed Under: Bash, Linux, Monitoring, Networking Tagged With: Monitoring, Munin, munin-node, Wordpress

Weekend Security Check

June 7, 2011 by Igor Drobot 2 Comments

Some of my servers providing FTP service and I check every weekend all the uploaded and system files for viruses and rootkits.
If somebody starts a upload, nobody think about potential danger e.g. virus.

You can start all this checks separated or as a script.

Here are some examples: [Read more…]

Filed Under: Bash, Debian, Kernel, Linux Tagged With: antivirus, Clamav, rkhunter, rootkit, security check, virus, weekend scan

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