Dynamic DNS configuration on SonicWall to DynDNS.org reporting 'Network Error' with free or paid account.
Recently Dyn.com changed their root CA certificate, which SonicWall firewall has not installed yet.
Resolution or Workaround:
Right click the link below and save Baltimore CyberTrust Root CA certificate to your local drive. Then import it into SonicWall Certificate section.
1) Login to your SonicWall Management
2) Navigate to Network -> Dynamic DNS, on the right side delete DynDNS profile which was already created.
3) Navigate to System -> Certificates, on the right side click Import Button.
4) Restart your SonicWall and create new profile for DynDNS under Network -> Dynamic DNS by clicking Add button
Now you can see DynDNS as Online with updated public IP.
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