How to Install SMTP Server on Ubuntu
Install SMTP on your Ubuntu server so that it can send out emails: sudo apt-get install postfix To configure your SMTP: sudo dpkg-reconfigure postfix Here are the most common options: General type o...
View ArticleHow to Set Password To Protect a Directory with .htaccess
Here are the step by step instructions to protect a directory on linux with password: Update sites-available/default so that you can use .htaccess in directories nano...
View ArticleMonitor log files live
If you want to monitor a log fiel live then use tail -f: tail -f exception.log
View ArticleCould not open lock file
If you get the this error: E: Could not open lock file Then run this to solve the issue: sudo rm /var/lib/apt/lists/loc
View ArticleBacking Up Files on Linux
Taking back-ups of files on linux servers. tar tar compiles multiple files into one file, which is usually called tarball. Fore example, if you want to compile all files and subdirectories (*) in...
View ArticleSNMP
SNMP stands for Simple Network Management Protocol. It is widely is a widely used protocol for monitoring the health and welfare of network equipment (eg. routers). If you install and configure snmp on...
View Articlersync
rsync is a “faster, flexible replacement for rcp, the traditional remote copy application. It is not a secure method of transferring files. The rsync command copies a set of files. It can make an exact...
View Articlecronjobs
Many linux distribution comes with the following automated task utilities: cron, anacron, at, and batch. Every utility is intended for scheduling a different job type: while Cron and Anacron schedule...
View Articledefault-ssl-virtual-host
<VirtualHost _default_:443> # General setup for the virtual host, inherited from global configuration #DocumentRoot “/var/www/html” #ServerName www.example.com:443 # Use separate log files for...
View Articlenetstat
netstat –listen netstat -plnt Filtering the list sudo netstat -plnt | grep ':80'
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