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Overview/Description
Individual sites of a multisite deployment are usually interconnected by an IP WAN in situations in which bandwidth is relatively costly and bandwidth consumption should be minimized. Call Admission Control (CAC) is also important in a multisite environment in order to avoid bandwidth oversubscription by too many voice calls. This course describes methods of reducing bandwidth requirements and explains how to design and implement those methods so that the IP WAN bandwidth can be used as efficiently as possible. It also describes CAC options for intrasite calls and...
Overview/Description
With the increasing deployment of Cisco Unified Communications solutions, dial plans have become more complex to implement, especially in large enterprises that consist of numerous call control devices. Some examples of these call control devices are Cisco Unified Border Element, Cisco Unified Survivable Remote Site Telephony (SRST), Cisco Unified Communications Manager, Cisco Unified Communications Manager Express, and Cisco IOS gateways. To simplify dial plan implementation in large deployments, it is desirable that call control devices dynamically exchange call-...
Overview/Description
The capability to use centralized call-processing devices that are located at remote sites depends on the availability of Cisco Unified Communications Manager (CUCM) at the main site. To provide these devices with a backup, you can use Media Gateway Control Protocol (MGCP) fallback and Cisco Unified Survivable Remote Site Telephony (SRST). This course describes the mechanisms for providing call survivability and device failover in remote sites. It describes how to configure Cisco IOS routers as Cisco Unified SRST gateways and how to use Cisco Unified Communications...
Overview/Description
Users in multisite environments often roam between sites. When such users take their Cisco Unified Communications endpoints (E.g. Cisco Unified Wireless IP Phone or Cisco IP Communicator (a softphone) phone) with them, the standard configuration of their endpoints must be adapted to suit the needs of the current physical location. It is important that a professional unified communications system provides such a solution. Similarly, users can roam between office desks or sites on a regular basis.Using phones that are provided at the sites that they visit, these users...
Overview/Description
Cisco Unified Communications Manager (CUCM) multisite deployments can use various connection options between sites. Multisite dial plans have to address special issues, such as overlapping and nonconsecutive directory numbers, public switched telephone network (PSTN) access, PSTN backup, and tail- end hop-off (TEHO). This course describes multisite deployment connection options and explains how to configure them. Also covered in this course is how to build multisite dial plans using CUCM and Cisco IOS gateway configuration. The concept of globalized call routing - a new...
Overview/Description
In a multisite Cisco Unified Communications Manager (CUCM) deployment, special requirements exist that are not necessary in single-site deployments. Deploying Cisco Unified Communications solutions among multiple sites requires an appropriate dial plan, adequate bandwidth between sites, implementation of quality of service (QoS), and a design that can survive IP WAN failures. To successfully deploy a multisite CUCM solution, you need to understand the issues and be aware of their possible solutions. This course discusses the issues in a multisite CUCM deployment,...
Overview/Description
SkillSoft Mentors are available to help students with their studies for exam 642-457 Implementing CUCM, Part 2 (CIPT2). You can reach them by entering a Mentored Chat Room or by using the E-mail My Mentor service.
Target Audience
Individuals who are studying the associated SkillSoft content in preparation for, or to become familiar with, the skills and competencies being measured by the actual certification exam.
Prerequisites
Familiarity with the exam objectives listed below and skills and competencies being measured in the associated certification exam.
Expected...