Zoom offers a setting to Require Encryption for 3rd Party Endpoints (H323/SIP) that can be set by the host of meetings or at the account level for all members. If this setting is selected, H.323/SIP devices will be required to use encryption when dialing in to the meeting.
Options to connect
There are two options to get connected to this meeting when receiving this message:
- Turn on encryption on the SIP/H.323 device
- Turn off the setting Require Encryption for 3rd Party Endpoints (H323/SIP) and restart the meeting. Learn how to turn this setting off.
Enabling encryption on SIP/H.323 devices:
Polycom HDX Series (Pages 8-20 & 8-21): Polycom HDX User Manual