For everyone's information, here are the steps that consistently will recreate the issue. I've passed this information along to support. Go to my 'Clients' or 'Network' Dashboard (self-created pages)...

@Hank21 Thanks! I've received an email from the support engineers and have sent them my most recent backup as requested..

Hank21 wrote Would you be willing to provide the Backup configuration file to our senior engineers for further testing? If so, we can escalate your case to the support department for follow-up so...

@Tescophil I am having the same issue.

@EricPerl In my case, rebooting everything (all LAN devices), cured the issue. Give it a shot.

@Palm_Maniac Thanks for your information. It adds to the overall storyline. Somewhere in the upgrade chain of the OC200 and my TL-SG2210P main switch, things got "a bit" messed up for me and several...