Troubleshooting
No memory after a Software Update
In some cases "No memory" is displayed after an application download
page 138.
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If "No memory" is still displayed:
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Security
Payload not Encrypted
The payload between two optiPoints is not encrypted (no lock displayed on
the screen).
1. Check whether the phones have the current time. The use of a time
2. Check whether the phones use TLS as transport protocol.
TLS Authentication Failed
"TLS Authentication failed" is displayed on the screen. A possible cause is
that "SIP server validation" is activated but no certificate is installed on the
phone.
No Registration with Line Keys
A line key does not register when digest authentication is activated
The reason for this is that realm ID is required to be registered with the line
key from V7 .
238
Restart the phone
Perform the software update again.
Save the current configuration
Restore the factory settings
Re-enter the minimal set of IP
eters.
Perform the software update again.
Restore the saved configuration
server is recommended for this.
page 144 to free up memory.
page 76.
page 98.
page 48 and FTP
page 76.
page 75 param-