Cisco's IP telephony offering has become so complex in such a short period of time that to learn about it now involves a two-part, eight-day training course. Delegates can either attend the two parts ...

With today’s ever-growing awareness of the benefits of Voice over Internet Protocol (VoIP), more and more enterprises are implementing or converting to VoIP. One of the most common reasons for failed ...

What's more, certified technicians often have access to advanced technical support and expert help from vendors for their troubleshooting and deployment chores. As is the case in other emerging ...