350-801 CLCOR: Implementing and Operating Cisco Collaboration Core TechnologiesDemo

By Cisco · Question Mode

QuestionQ376

On-Premises Call Control

If a phone must register with cucm1.cisco.com, which network service helps the phone complete the registration process?

  • A SMTP
  • B ICMP
  • C DNS
  • D SNMP
Explanation

DNS resolves the CUCM fully qualified domain name, cucm1.cisco.com, to the IP address the phone needs to contact for registration.

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