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350-801 · Question #322

350-801 Question #322: Real Exam Question with Answer & Explanation

The correct answer is C: calling privileges. The dial plan function of calling privileges is used to restrict the types of calls a specific phone, such as a lobby phone, can make.

On-Premises Call Control

Question

Which dial plan function restricts calls that are made by a lobby phone to internal extensions only?

Options

  • Amanipulation of dialed destination
  • Bpath selection
  • Ccalling privileges
  • Dendpoint addressing

Explanation

The dial plan function of calling privileges is used to restrict the types of calls a specific phone, such as a lobby phone, can make.

Common mistakes.

  • A. Manipulation of dialed destination involves digit modification (e.g., adding a prefix), not defining what numbers can be called at all.
  • B. Path selection determines the optimal route for a call after it has been authorized, not the authorization itself.
  • D. Endpoint addressing refers to how devices are uniquely identified within the system (e.g., directory number), not their calling restrictions.

Concept tested. Cisco UCM calling privileges (CSS)

Reference. https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/11_0_1/cucm_b_system-guide-1101/cucm_b_system-guide-1101_chapter_01000.html

Topics

#Dial plan#Calling privileges#Call restriction#Cisco UCM

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