OSI Layers, Ports, and Protocols
September 2020 with Keith Barker
- 10 videos
- 53 mins
- Basic experience using a computer such as Windows or Linux.
- Junior Network Administrator
- Junior System Engineer
- Network Field Technician
- Network Field Engineer
- Help Desk Technician
- Network Analyst
Keith Barker has been a CBT Nuggets trainer since 2012 and has earned a variety of certifications, including Cisco CCIE Routing and Switching, Cisco CCIE Security, Cisco CCDP, HP-MASE, Brocade BCNP, (ISC)2 CISSP, CompTIA’s Network+ and Security+, VMware VCP5-DCV, Palo Alto CNSE, Check Point CCSA.