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Question :-

A technician, at a large call center with 500 agents working remotely from home, has gotten several complaints that users cannot login to their softphone. Which of the following would the technician check to verify that the users are not being blocked?
Place an outbound call and check for dial tone.
Check the password feed from the LDAP directory.
Verify the IP address of the gatekeeper the users are logging into.
Check the users class of service settings.

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