H.323 is a protocol suite that is widely used in IP telephony networks to facilitate real-time audio and video communication. It is a widely accepted standard for voice and video communication over IP networks. In H.323, there are various call flows that are supported to facilitate communication between different endpoints. In this article, we will … Read more
In Cisco Unified Communications Manager (CUCM), Media Gateway Control Protocol (MGCP) fallback is a feature that allows organizations to ensure continuous call processing when the primary call control server is unavailable. However, in some scenarios, MGCP fallback may not be required when using Survivable Remote Site Telephony (SRST) configuration. In this article, we will discuss … Read more
In Cisco Unified Communications Manager (CUCM), Automated Alternate Routing (AAR) is a feature that allows organizations to automatically reroute calls when the primary call path is unavailable. AAR is particularly useful in scenarios where network congestion, outages, or other issues prevent calls from being routed over the primary call path. In this article, we will … Read more
In Voice over IP (VoIP) networks, a dial-peer is a Cisco IOS configuration that defines the routing of calls between endpoints. A default dial-peer is a special type of dial-peer that is used to route calls that do not match any other configured dial-peer. In this article, we will discuss the importance of default dial-peers … Read more
In Cisco Unified Communications Manager (CUCM), regions play a critical role in determining the quality and reliability of voice and video calls between different locations. In this article, we will discuss the importance of regions and how they are used in CUCM. Regions in CUCM define the characteristics of the audio and video codecs used … Read more
Mobile Voice Access (MVA) and Unified Mobility (UM) are two key features of Cisco Unified Communications Manager (CUCM) that allow users to access their phone features from a mobile device or remote location. In this article, we will discuss these two features and how they can benefit organizations. Mobile Voice Access (MVA) Mobile Voice Access … Read more
Cisco Unified Communications Manager (CUCM) is a powerful tool that enables organizations to manage their communication infrastructure, including voice and video calls, messaging, and conferencing. One of the key functions of CUCM is user management, which includes adding new users to the system. In this article, we will discuss the various ways in which users … Read more
In Cisco Unified Communications Manager (CUCM), BAT stands for Bulk Administration Tool. It is a web-based application that allows administrators to perform batch operations on CUCM objects, such as phones, users, lines, and devices. With BAT, administrators can create, update, or delete multiple objects simultaneously, which can save a significant amount of time and effort … Read more
NTP or Network Time Protocol is a protocol designed to synchronize the time of computer systems over a network. The primary function of NTP is to ensure that all devices on a network maintain the same time, even if they are located in different time zones or are running on different operating systems. In this … Read more
ISDN, or Integrated Services Digital Network, is a telecommunications standard that allows for the transmission of voice and data over digital lines. ISDN has been widely adopted since its introduction in the 1980s and provides a range of benefits, including faster call setup times, improved call quality, and increased reliability. One of the key components … Read more