350-801 · Question #303
What is the purpose of Mobile and Remote Access (MRA) in the Cisco UCM architecture?
The correct answer is D. MRA is used to access the collaboration services offered by Cisco UCM from off-premises. The purpose of Mobile and Remote Access (MRA) in the Cisco UCM architecture is to allow off-premises users to securely access and utilize collaboration services offered by the on-premises Cisco Unified Communications Manager.
Question
What is the purpose of Mobile and Remote Access (MRA) in the Cisco UCM architecture?
Options
- AMRA is used to access Webex cloud services only if authenticated with on-premises LDAP
- BMRA is used to make secure PSTN calls by Cisco UCM only while on-premises authentication.
- CMRA is used to make B2B calls through Expressway registration.
- DMRA is used to access the collaboration services offered by Cisco UCM from off-premises
How the community answered
(28 responses)- B7% (2)
- C4% (1)
- D89% (25)
Why each option
The purpose of Mobile and Remote Access (MRA) in the Cisco UCM architecture is to allow off-premises users to securely access and utilize collaboration services offered by the on-premises Cisco Unified Communications Manager.
MRA's core purpose is not limited to Webex cloud services, and while it supports various authentication methods, it's not exclusively tied to on-premises LDAP for Webex access.
MRA facilitates secure calls through UCM, including PSTN calls, for *off-premises* users, but its primary function is not solely for secure PSTN calls and it provides access beyond just calls.
While MRA uses the Expressway infrastructure, it primarily enables *remote users* to connect to internal services, whereas B2B calls are typically about *inter-organizational* communication, distinct from MRA's user-centric remote access.
MRA enables users located outside the corporate network to register their endpoints (e.g., IP phones, Jabber clients) with the on-premises Cisco Unified Communications Manager, providing secure access to features like calling, presence, and voicemail as if they were physically in the office.
Concept tested: Mobile and Remote Access (MRA) functionality
Source: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/expressway/config_guide/X14-0-1/b_Cisco-Expressway-Basic-Configuration-Guide-X14-0-1/b_Cisco-Expressway-Basic-Configuration-Guide-X14-0-1_chapter_010.html
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