VDV Chapter 2 (Cisco Voice Video Data Chapter 2) with Complete Questions and Answers

VDV Chapter 2 (Cisco Voice Video Data Chapter 2) with Complete Questions and AnswersVDV Chapter 2 (Cisco Voice Video Data Chapter 2) with Complete Questions and AnswersVDV Chapter 2 (Cisco Voice Video Data Chapter 2) with Complete Questions and AnswersVDV Chapter 2 (Cisco Voice Video Data Chapter 2) with Complete Questions and Answers Cisco Unified Communications Manager (CUCM) - ANSWER-Full support for audio and video telephony: Appliance-based operation: Modern CUCM versions run as an appliance, which means the underlying operating system is hardened (secured) and inaccessible. Redundant server cluster: Scales to 30,000 IP phones in insecure mode or 27,000 in secure mode. Intercluster and voice gateway control and communication: Built-in Disaster Recovery System (DRS): As a built-in feature, the CUCM DRS service allows you to back up the CUCM database (and any additional files you'd prefer) to a network device or over Secure FTP (SFTP). VMWare Virtualization Support: If you love VMWare, you'll love the fact that CUCM 8.0 is supported in a VMWare ESXi environment. Directory service support or integration: VoIP networks can use network user accounts for a variety of purposes (phone control, attendant console control, and so on). CUCM has the capability to be its own directory server to hold user accounts or it can integrate into an existing corporate directory structure CUCM Database Relationship - ANSWER-The CUCM IBM Informix database includes all the "static" data of the cluster (directory numbers, route plan, calling permissions, and so on). This data replicates to all the servers in the cluster.