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, SIP/H.323 devices will be required to use encryption when dialing into 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