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2021 Sep ccie 400-051:

Q81. Which option is a characteristic of the Enhanced Location Call Admission Control mechanism on Cisco Unified Communications Manager? 

A. It accounts for network protocol rerouting. 

B. It accounts for network downtime and failures. 

C. It supports dynamic bandwidth adjustments based on WAN topology changes. 

D. It supports asymmetric media flows such that different bit rates in each direction are deducted accordingly. 

E. Unidirectional media flows are deducted as if they were bidirectional. 

Answer: E 


Q82.  How are queues serviced in Cisco IOS routers with the CBWFQ algorithm? 

A. first-in, first-out 

B. weighted round robin based on assigned bandwidth 

C. strict priority based on assigned priority 

D. last-in, first-out 

E. weighted round robin based on assigned priority 

Answer: B 


Q83. Which definition is included in a Cisco UC on UCS TRC? 

A. required RAID configuration, when the TRC uses direct-attached storage 

B. configuration of virtual-to-physical network interface mapping 

C. step-by-step procedures for hardware BIOS, firmware, drivers, and RAID setup 

D. configuration settings and patch recommendations for VMware software 

E. server model and local components (CPU, RAM, adapters, local storage) by name only; part numbers are not included because they change over time 

Answer: B 


Q84. Refer to the exhibit. 


A user is going through a series of dialing steps on an SCCP IP phone (extension 1001) to call another SCCP IP phone (extension 2003). Both phones are registered to the same Cisco Unified Communications Manager cluster. Which user inputs are sent from the calling IP phone to the Cisco Unified Communications Manager, in forms of SCCP messages, after the user pressed the Dial softkey? Note that the commas in answer choices below are logical separators, not part of the actual user input or SCCP messages. 

A. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 0, 3. 

B. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 0, 3. 

C. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 2003 have been dialed. 

D. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 201<<03 have been dialed. 

E. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 2, 0, 0, 3. 

Answer: C 


Q85. In Key Press Markup Language, which SIP request is used to deliver the actual DTMF digits? 

A. SUBSCRIBE 

B. INFO 

C. NOTIFY 

D. INVITE 

E. ACK 

Answer: C 


400-051 actual exam

Latest 400-051:

Q86. Which SIP message element is mapped to QSIG FACILITY messages being tunneled across a SIP trunk between two Cisco IOS gateways? 

A. SIP UPDATE 

B. SIP OPTIONS 

C. SIP SUBSCRIBE 

D. SIP INFO 

E. SIP NOTIFY 

Answer: D 


Q87. What does a period accomplish when it is used in a SIP Dial Rule pattern that is associated with a Cisco 9971 IP Phone that is registered to Cisco Unified Communications Manager? 

A. It matches any single digit from 0 to 9. 

B. It matches one or more digits from 0 to 9. 

C. It is a delimiter and has no significant dialing impact. 

D. It matches any single digit from 0 to 9, or the asterisk (*) or pound (#) symbols. 

E. It matches one or more digits from 0 to 9, or the asterisk (*) or pound (#) symbols. 

Answer: D 


Q88. When multiple greetings are enabled on Cisco Unity Express, which greeting will take the highest precedence? 

A. standard 

B. meeting 

C. busy 

D. closed 

E. internal 

Answer: B 


Q89. Which SIP header is used by Cisco Unified Communication Manager to support the Redirected Number ID Service? 

A. replaces 

B. RPID 

C. diversion 

D. join 

E. P-charging-vector 

Answer: C 


Q90. A company that is using the Cisco Unified Contact Center Express Enhanced version requires that selected types of agent calls are automatically recorded. Which call recording operation can be used to satisfy this requirement? 

A. Instruct agents to use the Record button on Cisco IPPA to trigger recording. 

B. Instruct supervisors to use the Record button on Cisco Agent Desktop to trigger recording. 

C. Instruct supervisors to use the Record button on Cisco Supervisor Desktop to trigger recording. 

D. Configure the Cisco Agent Desktop workflow to trigger recording. 

E. Recording is not supported on the Cisco Unified CCX Enhanced version. It is supported only on the Premium version. 

Answer: D