please guide me to free resources
Answers:
Go to around.com they enjoy adjectives kind of tutorials on network, internet protocol, OSI model gridiron topologies, window network, network design, etc.
10 years on the chore working it
I suggest you start near A+ credentials, afterwards Network+, next Server+, Security +, and finally.look into Cisco.
You seize what you clear for, so anything free isnt gonna be intensely of use. If you are still within institution...see if your system offer classes. If you are out...look into state precise school or community colleges.