Ah thats a good idea. 

My issue is more with the messages that Google mis-categorizes as spam
but the local catch would fix that. 

And you are right, I need to disable the forward to others option... 

-Warren 

On 11/08/2017 12:42 pm, Michael Peddemors wrote:

> Do what we do, if you mark a message as 'Spam' deliver it to a 'local' IMAP 
> folder called spam, and only forward the non-spam emails.
> 
> If they want to see it, they can log into your server to check that account.. 
> (and don't let them turn spam protection off)
> 
> But really, you should 'stop forwarding remote', that is the direction the 
> industry is taking, since every email client can check multiple mailboxes..
> 
> Besides, you want to keep the customer, not make him a gmail customer ;)
> 
> On 17-11-08 11:20 AM, Warren Volz wrote: 
> 
>> All,
>> 
>> One of my users has their account setup to forward mail to Gmail. Recently 
>> I've started to see lots of rejects that look like the following:
>> 
>> <us...@gmail.com> (expanded from <us...@somelocaldomain.net>): host
>> gmail-smtp-in.l.google.com[2607:f8b0:400e:c04::1a] said: 550-5.7.1
>> [ipv6 address 18] Our system has detected that
>> 550-5.7.1 this message is likely suspicious due to the very low reputation
>> of 550-5.7.1 the sending IP address. To best protect our users from spam,
>> the 550-5.7.1 message has been blocked. Please visit 550 5.7.1
>> https://support.google.com/mail/answer/188131 for more information.
>> p26si2014836pli.781 - gsmtp (in reply to end of DATA command)
>> 
>> I've looked over the forwarding best practices provided by google and we are 
>> not modifying the envelope sender. I'd rather not start throwing away what 
>> our filter marks as spam since I leave that up to the user, but is that the 
>> only way to stop the bounces? Also, is the "18]" an artifact or some kind of 
>> error?
>> 
>> Thanks for the help.
>> 
>> -Warren
>> 
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