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350-801 · Question #465

What is the purpose of a hybrid Local Gateway?

The correct answer is B. to handle calls between the Public Switched Telephone Network and Webex Calling. The purpose of a hybrid Local Gateway in the context of Webex Calling is to facilitate calls between the Public Switched Telephone Network (PSTN) and Webex Calling.

Voice Gateways and Session Border Controllers

Question

What is the purpose of a hybrid Local Gateway?

Options

  • Ato handle calls between Cisco UCM and Webex Calling
  • Bto handle calls between the Public Switched Telephone Network and Webex Calling
  • Cto handle calls between Webex Calling and Cisco Calling Plans
  • Dto handle calls between Webex Calling and Cloud Connected PSTN

How the community answered

(35 responses)
  • B
    94% (33)
  • C
    3% (1)
  • D
    3% (1)

Why each option

The purpose of a hybrid Local Gateway in the context of Webex Calling is to facilitate calls between the Public Switched Telephone Network (PSTN) and Webex Calling.

Ato handle calls between Cisco UCM and Webex Calling

While a local gateway can technically be involved in calls between Cisco UCM and Webex Calling, its primary and defining purpose as a *hybrid* local gateway for Webex Calling is to handle PSTN integration.

Bto handle calls between the Public Switched Telephone Network and Webex CallingCorrect

A hybrid Local Gateway provides the essential connectivity between a customer's on-premises Public Switched Telephone Network (PSTN) infrastructure and their Webex Calling deployment. This allows Webex Calling users to make and receive calls from external traditional telephone numbers, extending their communication capabilities to the outside world.

Cto handle calls between Webex Calling and Cisco Calling Plans

A local gateway connects to on-premises PSTN; Cisco Calling Plans are a cloud-based PSTN service provided by Cisco, so a local gateway is not used for this connection.

Dto handle calls between Webex Calling and Cloud Connected PSTN

Cloud Connected PSTN refers to PSTN services delivered from the cloud, which does not require an on-premises local gateway for connectivity, as the connection is handled by the cloud provider.

Concept tested: Webex Calling Local Gateway PSTN

Source: https://help.webex.com/en-us/article/ni01f4w/Cisco-Webex-Calling-Local-Gateway-Deployment-Guide

Topics

#Webex Calling#Hybrid Services#Local Gateway#PSTN Connectivity

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