i would like to do my PG in networking as its my area of interest.i would like to know whether there is a scope in this field.

I've completed my B.tech in ECE & i would like to do my PG in networking as its my area of interest.i would like to know whether there is a scope in this field if so please do suggest me some colleges,if not suggest me a alternative course related to communications.waiting eagerly for your guidance.