Denise Donohue

About Denise Donohue

Discover second-hand books by Denise Donohue.

Denise Donohue is a prolific author with a career spanning twenty published works.

Her work focuses primarily on the fields of computer networking and telecommunications.

She is recognized for creating essential study guides for engineers seeking specialization in the sector.

Her major work, Cisco Voice Gateways and Gatekeepers, is an indispensable technical reference.

Her books are specifically designed to prepare readers for high-level professional exams and certifications.