a networking library is planned to be added to C++14.
A networking library (or set of library components) will appear as a separate Technical Specification, not as part of C++14.
I can only find two network-related proposals
The blog posts don't list all the proposals in the mailings, just the ones someone has found time to write up, there are others such as:
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3360.pdf
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3374.htm
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3388.pdf
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3389.pdf
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3565.pdf
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3620.pdf
What will be part of the TS isn't decided yet AFAIK.