Tag: pop3

A+ Pop Quiz:  I’ve either won the jackpot or I should be working at home

A+ Pop Quiz: I’ve either won the jackpot or I should be working at home

Published on February 14th, 2019 at 8:00 am

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Common TCP and UDP Ports – CompTIA A+ 220-901 – 2.4

Common TCP and UDP Ports – CompTIA A+ 220-901 – 2.4

Published on December 11th, 2015 at 10:37 pm

Last modified on June 6th, 2018 at 3:45 pm

We use transport-layer protocols to communicate to specific services on a remote device. In this video, you’ll learn about some of the most popular TCP and UDP ports used on our servers.

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Common TCP and UDP Ports – CompTIA Network+ N10-006 – 5.9

Common TCP and UDP Ports – CompTIA Network+ N10-006 – 5.9

Published on May 14th, 2015 at 3:41 pm

Last modified on May 20th, 2015 at 3:56 pm

Network management and security requires a knowledge of TCP and UDP ports. In this video, you’ll learn about some of the most popular TCP and UDP protocols and their corresponding port numbers.

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Configuring Email on Mobile Devices – CompTIA A+ 220-802: 3.2

Configuring Email on Mobile Devices – CompTIA A+ 220-802: 3.2

Published on May 25th, 2013 at 10:01 am

Last modified on October 21st, 2020 at 9:30 am

Our mobile devices allow us to keep up with our inbox wherever we may travel. In this video, you’ll learn about configuring email accounts on iOS and Android devices.

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Reply to none

Reply to none

Published on July 25th, 2012 at 8:00 am

Your ISP offers email over POP3. What port number should be opened on your firewall to allow POP3 to work properly?

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CompTIA Network+ N10-005: 1.6 – Application Protocols

CompTIA Network+ N10-005: 1.6 – Application Protocols

Published on January 19th, 2012 at 11:58 pm

Last modified on January 29th, 2012 at 2:31 pm

Our specialized application protocols make it very easy for us to surf the net, transfer files, and send our email messages. In this video, you’ll learn about common application protocols used by HTTP, IMAP, and VoIP applications.

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What port number is this?

What port number is this?

Published on May 6th, 2010 at 8:00 am

Last modified on August 13th, 2012 at 2:31 pm

What port number is this?

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CompTIA A+ 220-701: 4.1 – Common Ports

CompTIA A+ 220-701: 4.1 – Common Ports

Published on April 18th, 2010 at 8:26 pm

Last modified on October 7th, 2019 at 1:47 pm

The TCP and UDP protocols use ports to associate application communication between devices. In this video, you’ll get an overview of ports and you’ll learn which ports are most commonly found on the network.

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