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| Red light | Starting the connection | Connection not yet established. This step may take several seconds |
Yellow light | Key exchange | Connection established: encryption keys are being exchanged. | |
| Green light | Secure call established | Connection established and secure. You can now speak securely |
Check
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a digital certificate verification on the SIP/TLS server. If a certificate error appears check whether the date of your phone is correct. If the date is correct it is possible that the certificate is wrong, misconfigured or expired or that your phone is undergoing a security attack. In these cases always contact your system administrator. |
Inviting your contacts
Using your address book, you can invite your contacts to join
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