The bounce issues seem to continue and many people have been unsubscribed from our list(s) automatically the last couple of weeks. I have turned off bounce processing for now for fenics and fenics-support until we figure out how to fix this properly.
-- Anders fre 16 okt. 2015 kl 13:15 skrev Anders Logg <[email protected]>: > We are experiencing strange problems with our mailing list. > > For some reason, messages are bouncing when sent to certain members of the > list, which after a few repetitions will cause the users to be kicked out > of the mailing list. > > The bounce message will look something like this: > > <[email protected]>: host > gmail-smtp-in.l.google.com[2a00:1450:400c:c02::1a] said: 550-5.7.1 > [2a03:2780::55c0:e4fe:7bf7:e66c] Our system has detected that this > 550-5.7.1 message does not meet IPv6 sending guidelines regarding PTR > records 550-5.7.1 and authentication. Please review 550-5.7.1 > https://support.google.com/mail/?p=ipv6_authentication_error for more > 550 > 5.7.1 information. jj8si4324747wid.104 - gsmtp (in reply to end of DATA > command) > > Johannes and I have tried to figure out what goes wrong but don't know > enough about mailman configuration to fix it. > > Does anyone know what might be causing this? And why it has started now? > (It started ca a week ago.) > > -- > Anders > >
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