Networking is the exchange of information and ideas among people with a common profession or special interest, usually in an informal social setting.
(Local Area Network)
(Personal Area Network)
(Metropolitan Area Network)
(Wide Area Network)
1.You can do the specialization in Computer Networking by doing Post Graduation in the concerned stream.
2. The other way is you can go for the vendor certifications like CCNA, CCNP, etc.