Exam Code: 400-051 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: CCIE Collaboration
Certification Provider: Cisco
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Q1. Which statement describes a disadvantage of using the Cisco TFTP service to serve IP phone load files? 

A. The Cisco TFTP services can run on only one Cisco Unified Communications Manager server in a cluster. 

B. Because TFTP operates on top of UDP, there is a high risk of corrupted load file delivery at the completion of the TFTP process due to undetected data loss in the network. 

C. If a response is not received in the timeout period, the TFTP server will not resend the data packet. 

D. Packet loss can significantly increase the TFTP session completion time. 

E. Because TFTP operates with an adaptive timeout period, the time to complete the file transfer is unpredictable. 

Answer: D 

Q2. Assume the IP address of Cisco Unity Express is 10.1.1.1. Which URL provides Cisco Unity Express end users with a GUI interface to access and manage their messages and mailbox settings? 

A. http://10.1.1.1/Web/Common/Login.do 

B. http://10.1.1.1/ciscopca 

C. http://10.1.1.1/user 

D. http://10.1.1.1/inbox 

E. http://10.1.1.1/ 

Answer: C 

Q3. Which two VoIP protocols use SDP to describe streaming media sessions? (Choose two.) 

A. SCCP 

B. H.323 

C. SIP 

D. MGCP 

E. RAS 

F. cRTP 

Answer: CD 

Q4. What is the maximum number of Cisco Unified Communications Manager subscriber pairs in a megacluster deployment? 

A. 4 

B. 8 

C. 12 

D. 16 

E. 32 

Answer: B 

Q5. Which protocol is used by presence-enabled users in Cisco IM and Presence to control phones that are registered to Cisco Unified Communications Manager? 

A. AXL/SOAP 

B. CTI/QBE 

C. SIP/SIMPLE 

D. LDAP 

E. XMPP 

Answer: B 

Q6. Refer to the exhibit. 

The exhibit shows the Cisco IOS CLI output of debug ip dhcp packet, which was captured on a router that is located at a branch office where a single IP phone is located. There is a standalone Cisco Unified Communications Manager server at the central site, which also provides DHCP services to the IP phone at the branch office. You are troubleshooting a problem where the IP phone could not register to Cisco Unified Communications Manager. You have confirmed that the IP phone received an IP address in the correct subnet and with a correct subnet mask from the DHCP server. Assuming the IP phone is correctly defined on Unified CM, which two statements about the network components are true? (Choose two.) 

A. The MAC address of the IP phone is 01ec44761e3e. 

B. The IP address of the DHCP server is 10.101.15.1. 

C. The MAC address of the VLAN 101 interface is ec44761e3e7d. 

D. The IP address of the VLAN 101 interface is 10.101.15.1. 

E. There is IP connectivity between the VLAN 101 interface of the branch router and the ip-helper address that is configured on this interface. 

F. There is IP connectivity between the IP phone and the ip-helper address on the VLAN 101 interface. 

Answer: DE 

Q7. Which capability is supported by Cisco Discovery Protocol but not by LLDP-MED? 

A. LAN speed and duplex discovery 

B. network policy discovery 

C. location identification discovery 

D. power discovery 

E. trust extension 

Answer: E 

Q8. Refer to the exhibit. 

You received this debug output to troubleshoot a Cisco IOS MGCP gateway problem at a customer site. What is the purpose of this message? 

A. The MGCP gateway uses this message to respond to an RQNT message from Cisco Unified Communications Manager. 

B. The MGCP gateway uses this message to respond to an AUCX message from Cisco Unified Communications Manager. 

C. The MGCP gateway uses this message to respond to an AUEP message from Cisco Unified Communications Manager. 

D. The MGCP gateway uses this message to respond to a DLCX message from Cisco Unified Communications Manager. 

E. The MGCP gateway uses this message to respond to an NTFY message from Cisco Unified Communications Manager. 

Answer: C 

Q9. In an effort to troubleshoot a caller ID delivery problem, a customer emailed you the voice port configuration on a Cisco IOS router. Which type of voice port is it? 

A. FXS 

B. E&M 

C. BRI 

D. FXO 

E. DID 

Answer: D 

Q10. Which two user portion format conditions are true for directory URI on Cisco Unified Communications Manager 9.1 or later? (Choose two.) 

A. It supports the $ character. 

B. It support space between characters. 

C. It has a maximum length of 50 characters. 

D. It has a maximum length of 254 characters. 

E. It is always case-sensitive. 

F. It cannot be a directory number. 

Answer: AB