When it comes to deploying IP phones in a network, one of the key considerations is the configuration of Virtual LANs (VLANs). A VLAN is a logical grouping of network devices that are located in different physical locations but behave as if they are in the same LAN. In the context of IP phones, it … Read more
Dial-peers are an important component of Cisco Unified Communications Manager (CUCM) that are used to route incoming and outgoing calls to the appropriate destination. Dial-peers use various criteria to match calls, such as called and calling numbers, destination patterns, and dial-tone detection. In this article, we will discuss the matching criteria for incoming and outgoing … Read more
Cisco Unified Communications Manager (CUCM) is a popular IP telephony solution that provides call processing, voicemail, messaging, and other communication services. To use CUCM, phones must be added to the system so that they can register and make calls. In this article, we will discuss the different ways in which phones can be added to … Read more
In Cisco Unified Communications Manager (CUCM), a line group is a feature that allows a group of phone lines to share the same call distribution and call coverage characteristics. This feature is particularly useful for call centers, help desks, and other organizations that need to distribute incoming calls among a group of agents. A line … Read more
Cisco Unified Communications (UC) systems are a comprehensive suite of collaboration tools that help organizations increase productivity, enhance customer experiences, and reduce costs. These systems provide voice, video, messaging, and conferencing capabilities that allow employees to communicate and collaborate from anywhere, using any device. In this article, we will discuss the various ways in which … Read more
LDAP stands for Lightweight Directory Access Protocol, which is a protocol used for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network. LDAP synchronization refers to the process of synchronizing directory information between two or more LDAP servers or between an LDAP server and an external system. This process ensures that … Read more
H.323 is a protocol developed by the International Telecommunication and Union and Telecommunication Standardization Sector (ITU-T) to enable simultaneous voice, video, and data transmission over ISDN connections. The protocol has been adapted to function in LAN environments. The Session Initiation Protocol (SIP) is the successor to H.323 and was developed by the Internet Engineering Task … Read more
A CUCM Cluster refers to a group of CUCM servers that share the same version of CUCM, enabling high availability of services, resource sharing, features, and scalability. In case of a server failure within the cluster, resources are automatically redirected to another server in the same cluster. Each cluster consists of a single publisher and … Read more