Applications commonly use a well-known port number for network communication. In this video, you’ll learn about the common ports for FTP, SSH, Telnet, SMTP, DNS, DHCP, HTTP, HTTPS, POP3, IMAP, SMB, LDAP, LDAPS, and RDP. << Previous: Introduction to IP Next Video: Wireless Network Technologies >>
The Internet uses a standard set of protocols to send traffic from one part of the world to another. In this video, you’ll learn about IP, TCP, UDP, port numbers, and how they all work together to enable worldwide communication over our wired and wireless networks. << Previous: Mobile Device Management Next Video: Common Ports
Most organizations must manage hundreds or thousands of mobile devices. In this video, you’ll learn about mobile device management (MDM), device ownership options using BYOD and COPE, data synchronization challenges, and managing business applications. << Previous: Mobile Device Networks Next Video: Introduction to IP >>
Mobile Device Management – CompTIA A+ 220-1201 – 1.3 Read More »
Our mobile devices keep us connected and available from almost anywhere in the world. In this video, you’ll learn about cellular network technologies (3G, 4G, and 5G), Wi-Fi networking, hotspot connectivity, SIMs, Bluetooth, and GPS satellites. << Previous: Mobile Device Accessories Next Video: Mobile Device Management >>
Mobile Device Networks – CompTIA A+ 220-1201 – 1.3 Read More »
Our mobile devices can be enhanced with a number of useful accessories. In this video, you’ll learn about a stylus, headsets, speakers, webcams, docking stations, port replicators, trackpads, and drawing pads. << Previous: Connecting Mobile Devices Next Video: Mobile Device Networks >>
Mobile Device Accessories – CompTIA A+ 220-1201 – 1.2 Read More »
Our mobile devices provide numerous options for network and power connections. In this video, you’ll learn how to connect your mobile devices using USB, Lightning, NFC, Bluetooth, hotspots, and tethering. << Previous: Laptop Hardware Next Video: Mobile Device Accessories >>
Connecting Mobile Devices – CompTIA A+ 220-1201 – 1.2 Read More »
Our laptops put a powerful computing platform into a battery-powered portable system. In this video, you’ll learn about battery technologies, keyboard and key cap replacement, updating laptop hard drives to SSD, near-field communication, and laptop cameras and microphones. << Previous: 220-1201 Video Index Next Video: Connecting Mobile Devices >>
Professor Messer’s CompTIA A+ 220-1201 Core 1 Training Course This is the index to my free CompTIA A+ 220-1201 training course videos.All of my training videos are completely free; watch them online right now! 15 Videos (and counting!) – Total Run Time: 2 hours and 57 minutes This training course is currently in production, and additional videos are
Professor Messer’s CompTIA A+ 220-1201 Core 1 Training Course Read More »
Professor Messer’s Security+ Success Bundle: Have you watched my CompTIA Security+ videos, but you’d like a downloadable version that includes Course Notes and Practice Exams? You can find all of this and more in my Security+ Success Bundle. How well do you know your Security+ exam objectives? Follow along with our Q&A in this replay
Professor Messer’s SY0-701 Security+ Study Group – March 2025 Read More »
Professor Messer’s Network+ Course Notes Get the latest! Click here to learn about my N10-009 Network+ downloadable PDF Course Notes. How well do you know your CompTIA Network+ exam objectives? Follow along with our Q&A in this replay of our March 2025 CompTIA Network+ Study Group. Register now for Professor Messer’s Live Network+ Study GroupsSign
Professor Messer’s N10-009 Network+ Study Group – March 2025 Read More »
