Znuny Open Source Ticketsystem

Yes, thank you. I forgot to mention this workaround, it worked for us too. Entering the ip address for the gmail server makes DNS obsolete. You would have to monitor any ip change by google to use it in prod environments, so this is not a workaround I wanted to use.

Thank you. I opened a bug.

How and where can I open a bug?

I had the same issue, the error message is misleading: "POP3S: Auth for user xx@gmail.com/pop.gmail.com failed!" as the connection itself could not be established. I found out, that the perl library IO::Socket::SSL uses both IPv6 and IPv4. Since google activated IPv6 the DNS entry for pop....