350-801 · Question #449
Which type of dial plan implements destinations by using a format that is similar to email addresses?
The correct answer is A. URI. URI dial plans use an email-like format such as "[email protected]" for destinations, which is characteristic of SIP-based calling.
Question
Which type of dial plan implements destinations by using a format that is similar to email addresses?
Options
- AURI
- BH.323
- CDNS
- DE.164
How the community answered
(21 responses)- A95% (20)
- D5% (1)
Why each option
URI dial plans use an email-like format such as "[email protected]" for destinations, which is characteristic of SIP-based calling.
URI (Uniform Resource Identifier) dial plans, particularly SIP URIs, utilize an address format like user@domain or sip:user@domain, which directly parallels the structure of an email address for routing calls. This allows for flexible and federated calling beyond traditional E.164 numbers by leveraging domain-based routing.
H.323 is an older VoIP protocol that typically uses IP addresses or E.164 numbers for endpoint addressing, not an email-like format.
DNS (Domain Name System) is a name resolution service that translates hostnames to IP addresses and is used by URI dialing, but it is not a dial plan format itself.
E.164 is a global numbering plan for public telecommunication systems, using numerical addresses (e.g., +1-555-123-4567), not an email-like format.
Concept tested: Dial plan types - URI dialing
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_010.html
Topics
Community Discussion
No community discussion yet for this question.