Restrict user to FTP only
### Restrict User to FTP Only: A Guide for Enhanced Security and Access Control In any organization or server setup,…
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Can’t Use apt i.e. /boot is 100% full
NOTE: this is only if you can’t use apt to clean up due to a 100% full /boot 1. Get…
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Dovecot – Iredmail SSL installation
First of all, we need to order a certificate , this certificate is the same with normal web server certificate.…
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Kill all close wait process
We have seen many cases where the client didn’t close the connection correctly, the process is stuck at CLOSE_WAIT status,…
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Auto Restart apache when connection is high
In some situations, our web server receive too many connections. The number is much higher than normal, that could be…
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Nagios: Add new plugin
Nagios config file is in [crayon-684482c89bf1a627139610/] Nagios plugin script is in [crayon-684482c89bf1c995467956/]
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Relocation subversion
Command: [crayon-684482c89bfeb406253933/]
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Sendmail – control who can send relay
Sendmail use “access” database to control who can use this email server to send email out. It’s easy, just edit…
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Clear DNS cache in Google Chrome
The following url will open the DNS info in Chrome, you can clear dns cache as well. [crayon-684482c89c1af186184246/]
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good links
### Good Links: Unlocking the Power of Reliable Online Resources In the vast expanse of the internet, we are constantly…