Znuny Open Source Ticketsystem

Looks like my send from email is already approved by my provider, any other ideas of what it could be?
Thanks for all the help!

Ok, where do I configure whats allowed to be sent?

I have the port open on 587 for smtp and otrs has no problem sending notifications to agents or customers. But when agents try to compose a message it won't send. Nothing showing up in system log and I can't find any stmp permissions settings. Any other ideas what it could be?

Howdy all, my group recently took over a website contract that was using otrs 3.1.4 for their helpdesk. At first things were working great but now we have a problem where our new agents can't respond to tickets. The Agents can compose a message but when we hit 'submit' nothing happens, the popup win...