CompTIA Network+


Videos:

Professor Messer’s Network+ tutorials - index

excellent 4 hour prep video - Powercert

OSI 7 layer protocol stack - Professor Messer

Ports - Professor Messer

Subnetting made easy - Sunset Learning Institute

Subnetting in 15 seconds - poor English but good if watched a few times… Ahmed


Practice Questions:

Examcompass.com - excellent example questions


© John Hodson 2018