300-070 · Question #338
In reference to translation patterns, which three statements are correct? (Choose three.)
The correct answer is A. Translation patterns can be used to change the CSS applied to a call. C. Translation patterns can be used to modify the calling number. F. Translation patterns are always considered urgent priority. Translation patterns in CUCM can reassign the Calling Search Space, transform the calling party number, and are always processed as urgent-priority patterns without an interdigit timeout.
Question
In reference to translation patterns, which three statements are correct? (Choose three.)
Options
- ATranslation patterns can be used to change the CSS applied to a call.
- BTranslation patterns can be used to modify the redirecting number.
- CTranslation patterns can be used to modify the calling number.
- DAfter matching a translation pattern and performing digit transformations, the call is sent to the
- ETranslation patterns cannot contain wildcards.
- FTranslation patterns are always considered urgent priority.
How the community answered
(48 responses)- A81% (39)
- B6% (3)
- D2% (1)
- E10% (5)
Why each option
Translation patterns in CUCM can reassign the Calling Search Space, transform the calling party number, and are always processed as urgent-priority patterns without an interdigit timeout.
A translation pattern includes a Calling Search Space field; when matched, the configured CSS replaces the original CSS for all subsequent routing lookups, allowing administrators to redirect calls into a different set of partitions.
Translation patterns provide transformations for the calling and called party numbers; modifying the redirecting number - which is set during forwarding or transfer scenarios - is not a capability of translation pattern configuration.
Translation patterns include Calling Party Transformation fields (digit prefix, strip digits, and mask) that rewrite the calling number before the modified digits are re-evaluated against the dial plan.
After a translation pattern matches and digit transformations are applied, the result is fed back into the CUCM dial plan for a new routing lookup rather than being sent directly to a fixed final destination.
Translation patterns fully support the same wildcard characters (X, !, [range], etc.) as route patterns; wildcard usage is a core and expected feature of translation pattern configuration.
CUCM always treats translation patterns as urgent, meaning the routing engine processes a complete match immediately without waiting for an interdigit timeout, which prevents artificial call setup delay.
Concept tested: CUCM translation pattern features - CSS, calling number transform, urgent priority
Source: 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_0100100.html
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