Netstat command displays various network related information such as network connections, routing tables, interface statistics, masquerade connections, multicast memberships etc. List All Ports (both listening and non listening ports) #netstat -a root@localhost:~# netstat -a | more Active Internet connections (servers
cURL – upload files and submit data
curl is a command line tool for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, Gopher, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP, SCP, SFTP, SMTP, SMTPS, Telnet and TFTP. curl supports SSL certificates, HTTP POST,
Scheduling tasks with cron
Cron is a daemon used for scheduling tasks to be executed at a certain time. Cron is driven by a crontab, a configuration file that specifies shell commands to run periodically on a given schedule. Each user has a
Hello world!
First article! Definitely must be a “Hello World” examples article. A “Hello World” program is a computer program which prints out “Hello, world!” on a display device. It is used in many introductory tutorials for teaching a programming language. It