IT Certification and Career Paths
642-456 CIPT2
Implementing Cisco Unified Communications IP Telephony Part 251. Which two configurations provide the best SIP trunk redundancy with Cisco Unified Communications Manager? (Choose two.)
A. Configure all SIP trunks with DNS SRV.
B. Configure all SIP trunks with Cisco Unified Border Element.
C. Configure all SIP trunks to point to a SIP gateway.
D. Configure SIP trunks to be members of route groups and route lists.
E. Configure all SIP trunks to allow TCP ports 5060.
F. Configure all SIP trunks to point to a gatekeeper through SIP to H.323 gateway.
Answer: AD
52. Which two methods can be used to challenge the identity of an IP phone from a Cisco Unified Communications Manager server? (Choose two.)
A. PKI
B. TLS
C. SRTP
D. digest authentication
E. HTTPS
F. SFTP
Answer: BD
53. Which two statements about phone hardening are accurate? (Choose two.)
A. GARPs can be allowed in order to monitor phone access more closely.
B. By default, Cisco Unified Communications Manager disables the PC port on all Cisco IP phones that have a PC port. It is possible to enable the PC Port setting in the Phone Configuration window of Cisco Unified Communications Manager Administration.
C. Disabling settings access automatically sets the current Contrast, Ring Type, Network Configuration, Model Information, Status, and Volume settings to the default for that phone.
D. Disabling PC voice VLAN access will cause packets received from the PC port that uses the voice VLAN tag to drop.
E. Disabling settings access prohibits access to all the options that are normally displayed when the Settings button on the phone is pressed.
Answer: DE
54. Which debug command can be used to troubleshoot an issue with a Tcl script?
A. debug tcl script
B. debug call script
C. debug custom script
D. debug voice application
Answer: D
55. Which encryption algorithm does SRTP utilize?
A. SEAL
B. 3DES
C. IPSEC
D. AES
Answer: D
56. What is required to effectively use the Cisco CTL client to activate security in an IP telephony network?
A. H.323 gateway
B. Security Tokens
C. IPSEC
D. Secure SRST
Answer: B
57. Refer to the exhibit. Company ABC uses 4-digit extensions. To call between sites, they dial the intersite access code ‘8′ followed by the 3-digit site code and 4-digit extension of the phone they are trying to reach. Phone_A is in partition Branch1 with a CSS named BR1_External. If a user dials 85014532 from Phone_A, which element of the route plan will be matched?
Using PassGuide online virtual CCVP practice engine, easy to know well CCVP Training knowledge and pass the Cisco CCVP certification exams.A. Route Pattern 8501! in the partition Gateway
B. Route Pattern 8501.XXXX# in the partition Gateway
C. Route Pattern 8501.XXXX in the partition Gateway
D. the phone with extension 4532 in partition Branch1
E. the phone with extension 4532 among the partition HQ_Phones
F. Translation Pattern 85XX in the partition Intersite
Answer: F
58. Which two qualities of PKI key exchange overcome asymmetric cryptography scalability issues? (Choose two.)
A. The trusted introducer uses the signed certificates of the endpoints that need to communicate.
B. PKI uses only a single trusted introducer.
C. The trusted introducer uses the private key of each enrolling user and the public key of the introducer as the signed certificate.
D. Only the public key of the introducer has to be initially known and verified by all other entities.
E. The introducer digitally signs the public key of the user with the public key of the introducer to generate a signed certificate.
Answer: BD
59. As the Administrator for an IT company that’s using a Centralized Cisco Unified Communications Manager topology, you’ve been tasked to implement Device Mobility feature for users that roam between their home country (US) and Europe. Due to frequent travels to different countries, your goal is to implement Device Mobility without requiring users to learn each country’s numbering plan. Which scenario will accomplish your goal?
A. Place each roaming user in a country specific User Device Profile.
B. Place each site in a different Device Mobility Group.
C. Place each site and user in the appropriate Device Calling Search Space so they always use the local PSTN gateway for each country.
D. Place each site in a different device pool but use the same Device Mobility Group.
E. Implement Mobile Connect.
Answer: B
