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Telnet – Send GET/HEAD HTTP Request

Posted on December 27, 2016March 19, 2017by admin

Telnet is a tool for connecting to servers on a given port for troubleshooting connection issues. One of the most common tasks that you can do via telnet – is connect to some web server and verify its health by checking the response code in HTTP header. Or you can get the content of a […]

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Check a Website Availability from the Linux Command Line

Posted on December 27, 2016February 24, 2017by admin

You can easily test a a website availability from the Linux command line and get the status codes from the web-server using commands like TELNET or CURL. Check a website availability with CURL Execute the following command to check whether a web site is up, and what status message the web server is showing: $ […]

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  • Blog

HowTo: Retrieve Email from a POP3 Server using the Command Line

Posted on December 27, 2016February 24, 2017by admin

The POP3 (Post Office Protocol Version 3) is an application-layer Internet standard protocol used by local Email clients to retrieve Email from a remote server over a TCP/IP connection. This tutorial shows how to connect to POP3 mail server and manage incoming Email using the ‘telnet’ command. Step 1: Open a connection from your computer […]

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  • Blog

HowTo: Send Email from an SMTP Server using the Command Line

Posted on December 27, 2016February 24, 2017by admin

The SMTP (Simple Mail Transfer Protocol) is an Internet standard for electronic mail (Email) transmission across Internet Protocol (IP) networks. This tutorial shows how to connect to SMTP mail server and send an Email using the ‘telnet’ command. Step 1: Open a connection from your computer to an SMTP mail server $ telnet smtp.domain.ext 25 […]

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