210-060 Question #159: Real Exam Question with Answer & Explanation

The correct answer is D: digest credentials. SIP devices in Cisco Unified Communications Manager use digest credentials, not the standard user password, because SIP authentication relies on the HTTP Digest Authentication mechanism.

Question

A network engineer must set up an end-user account for a SIP device to use for authentication. Which end-user information is used for SIP authentication?

Options

Aaccount ID
Bpassword
CPIN
Ddigest credentials

Explanation

SIP devices in Cisco Unified Communications Manager use digest credentials, not the standard user password, because SIP authentication relies on the HTTP Digest Authentication mechanism.

Common mistakes.

A. Account ID is not a recognized field for SIP authentication within CUCM's end-user configuration.
B. The standard password field in CUCM is used for user web access and is separate from the digest credentials used for SIP authentication challenges.
C. PIN is used for features such as voicemail access and Extension Mobility, not for SIP device authentication.

Concept tested. SIP digest authentication credentials in CUCM

Reference. https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/12_5_1/systemConfig/cucm_b_system-configuration-guide-1251/cucm_b_system-configuration-guide-1251_chapter_0100001.html

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