Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) - 642-427

Cisco 642-427 test insides dumps
  • Exam Code: 642-427
  • Exam Name: Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0)
  • Updated: Jun 18, 2026
  • Q & A: 301 Questions and Answers
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Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) Sample Questions:

1. Given the following configuration, what IP address will GK1 use to send and receive RAS messages?
GK1 (config)#interface serial 0/0/0 GK1 (config-if)#ip address 192.168.0.2 255.255.255.0 GK1 (config-if)#exit GK1 (config)#interface serial 0/0/1 GK1 (config-if)#ip address 172.16.0.2 255.255.255.0 GK1 (config-if)#exit GK1 (config)#gatekeeper GK1 (config-gk)#zone local SanJose cisco.com 172.16.0.2 GK1 (config-gk)#zone remote Austin cisco.com 192.168.0.1 GK1 (config-gk)#zone prefix SanJose 2... GK1 (config-gk)#zone prefix Austin 3...

A) 172.16.0.2
B) 192.168.0.2
C) RAS messages will be load balanced between 192.168.0.2 and 172.16.0.2
D) 192.168.0.1


2. When Device Mobility is configured, which parameter does Cisco Unified Communications Manager (CUCM) use to track the location of the phone device?

A) IP address of the mobile device
B) device mobility Content Services Switch (CSS)
C) region settings under roaming-sensitive setting
D) device mobility group
E) network locale
F) location settings under roaming-sensitive setting


3. Which web-based application that is accessed via the Cisco Unified Communications Manager Administration GUI generates reports for troubleshooting or inspecting cluster data?

A) Cisco Unified RTMT Trace and Log Central
B) Cisco Unified Reporting tool
C) Cisco Unified RTMT Monitor
D) Cisco Unified Serviceability alarms


4. DRAG DROP


5. What are the three acceptable values for one-way delay, jitter, and packet loss in a VoIP network? (Choose three)

A) 1 packet loss
B) 30 ms for jitter
C) 0-150 ms for delay
D) 20 ms for jitter
E) 0-400 ms for delay
F) 1 percent packet loss


Solutions:

Question # 1
Answer: A
Question # 2
Answer: A
Question # 3
Answer: B
Question # 4
Answer: Only visible for members
Question # 5
Answer: B,C,F

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