Pass4sure 642-447 Question Answer

What is one of the features of deploying Cisco Unified Communications Manager servers in a 1:1 redundancy design? 

A. When the primary servers approach 100% utilization, the backup servers can take over a portion of the load
B. If a single primary server fails, multiple servers can distribute the load generated by users reregistering from the failed server.
C. If multiple servers fail concurrently, the resulting load generated by users reregistering does not overwhelm the dedicated backup servers due to 1:1 redundancy.
D. Recovery happens faster when the load generated by the users from a failed server is spread over more than one backup server

Answer: C


The Ajax Corporation is designing an IP telephony network using Cisco MCS 7845 Series servers, each one capable of supporting 7500 devices. The design must meet these requirements: be cost-effective support up to 7500 phones provide a minimal level of redundancy Which configuration will meet Ajax Corporation needs?

A. two Cisco Unified Communications Manager servers:
• 1 publisher and TFTP server combined
• 1 primary subscriber
B. three Cisco Unified Communications Manager servers:
• 1 publisher and TFTP server combined
• 1 primary subscriber
• 1 backup subscriber
C. four Cisco Unified Communications Manager servers:
• 1 publisher
• 1 TFTP server
• 1 primary subscriber
• 1 backup subscriber
D. five Cisco Unified Communications Manager servers
• 1 publisher
• 1 TFTP server
• 1 primary subscriber
• 2 backup subscribers

Answer: B