Which three items have a calling search space? (Choose three.)

The correct answer is B. gateways C. phone lines D. phones. A Calling Search Space (CSS) is a list of partitions that a device or line is allowed to search when placing a call. In CUCM, CSSs are assigned to objects that initiate calls. Phones (option D) have a device-level CSS, and their individual lines/DNs (option C) also have a…

Cisco Unified Communications Manager (CUCM)

Question

Options

Atranscoder
Bgateways
Cphone lines
Dphones
Epartitions
FAAR groups

How the community answered

(31 responses)

A
3% (1)
B
90% (28)
F
6% (2)

Explanation

A Calling Search Space (CSS) is a list of partitions that a device or line is allowed to search when placing a call. In CUCM, CSSs are assigned to objects that initiate calls. Phones (option D) have a device-level CSS, and their individual lines/DNs (option C) also have a separate line-level CSS - the two are combined at call time, with the line CSS taking priority. Gateways (option B) have a CSS assigned to control what partitions incoming calls from the PSTN can reach. Partitions (option E) are the targets of a CSS, not CSS holders themselves. Transcoders (option A) are media resources and do not participate in digit analysis or routing decisions that require a CSS. AAR groups (option F) are used for Automated Alternate Routing and are a separate concept from CSS, though related to call routing fallback.

Topics

#calling search space#partitions#phone lines#gateways

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