nerdexam
Cisco

350-801 · Question #259

Refer to the exhibit. A call from +1 613 555 1234 that is sent out through the Nice Gateways should result in a calling party of 001 613 555 1234 with the numbering type "international". Which configu

The correct answer is A. \+.l pre-dot 00 international. To transform a calling party number from E.164 format to a specific international format and set its numbering type, a translation pattern using \+.l for matching and pre-dot for prefixing, along with the correct numbering type, is required.

Voice Gateways and Session Border Controllers

Question

Refer to the exhibit. A call from +1 613 555 1234 that is sent out through the Nice Gateways should result in a calling party of 001 613 555 1234 with the numbering type "international". Which configuration accomplishes this goal?

Exhibit

350-801 question #259 exhibit

Options

  • A+.l pre-dot 00 international
  • B+ 0011 pre-dot 1 international
  • C+1 ! none pre-dot 001 international
  • D613XXXXXXX none +011 international

How the community answered

(60 responses)
  • A
    80% (48)
  • B
    12% (7)
  • C
    5% (3)
  • D
    3% (2)

Why each option

To transform a calling party number from E.164 format to a specific international format and set its numbering type, a translation pattern using `\+.l` for matching and `pre-dot` for prefixing, along with the correct numbering type, is required.

A\+.l pre-dot 00 internationalCorrect

The pattern `\+.l` is used to match an E.164 number starting with a plus sign, such as +1 613 555 1234. The `pre-dot 00` instruction then prepends '00' to the matched number, resulting in 001 613 555 1234, while setting the numbering type to 'international' correctly identifies the final format for outbound gateways.

B\+ 0011 pre-dot 1 international

`pre-dot 0011` would incorrectly prepend '0011', resulting in '00111 613 555 1234' instead of the desired '001 613 555 1234'.

C\+1 ! none pre-dot 001 international

`pre-dot 001` would result in '0011 613 555 1234', which is not the desired output '001 613 555 1234', and the `!` also has specific pattern matching implications.

D613XXXXXXX none +011 international

The pattern `613XXXXXXX` would not match the E.164 calling party number `+1 613 555 1234` which starts with a plus sign, and `+011` as a pre-dot would also produce an incorrect result.

Concept tested: Cisco UCM Calling Party Number Transformation

Source: https://www.cisco.com/c/en/us/td/docs/voice_ip_storage/cucm/admin/12_5_1/systemConfig/cucm_b_system-configuration-guide-1251/cucm_b_system-configuration-guide-1251_chapter_0100.html#CUCM_RF_C466099D_00

Topics

#Voice Gateway#Number Translation#Calling Party Transformation#International Dialing

Community Discussion

No community discussion yet for this question.

Full 350-801 Practice