IP telephony networks require seamless integration with the public switched telephone network (PSTN). With multiple call paths available, network administrators need to have an in-depth understanding of call routing in order to control the path that is taken... Learn More>>
Path selection is one of the most important aspects of a well-designed VoIP system. High availability is desirable so that there is usually more than one path for a call to take to its final destination. Multiple paths provide several benefits,... Learn More>>
H.323 gateways are among the most common Cisco IOS voice gateways within Cisco Unified Communications Manager environments. H.323 gateways are the endpoints on a LAN that provide real-time, two-way communications between H. Learn More>>
The inherent characteristics of a converged voice and data IP network create challenges for network engineers and administrators in delivering voice traffic. This course describes the challenges of integrating a voice and data network and offers solutions for designing... Learn More>>
Today, Cisco Unified Communications system functionality requires the use of media resources such as transcoding and music on hold (MOH). These media resources can be either software- or hardware-based. Both methods have their own possible unique... Learn More>>
The Cisco Unified Communications system includes different Administrative interfaces to configure end devices, system settings, and more, as well as platform maintenance and tools for troubleshooting and system analysis. As an Administrator, it is... Learn More>>
To integrate VoIP networks into existing voice networks, you must have the skills and knowledge to implement call routing and design an appropriate numbering plan. A scalable numbering plan establishes the baseline for a comprehensive, scalable, and logical... Learn More>>
There are a variety of technologies required to make VoIP work. Standards, protocols, and devices all need to be voice capable and, in many instances, compatible with both third-party devices and the PSTN. Along with a review of the TCP/IP protocol and basic routing, this course... Learn More>>
To introduce IPv6, explain its features, and discuss how it can be implemented Learn More>>
Resource Reservation Protocol (RSVP) specifies a resource-reservation, transport-level protocol for reserving resources in IP networks. RSVP provides a method to achieve Call Admission Control (CAC) in addition to location-based CAC. Learn More>>
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