Re: [mailop] Gmail throttling our office mail server

I normally don't handle the office infrastructure and wasn't even aware of this until this thing happened. We disabled all external forwards and only allow pop3 fetch now if somebody wants or needs to use his own mailbox. Thx for the advice. On 3 Jun 2016 17:14:46 - "John Levine"

Re: [mailop] Gmail throttling our office mail server

Thx, the problem was solved on friday evening. On Fri, 3 Jun 2016 11:50:51 -0700 Brandon Long via mailop wrote: > This throttle seems excessive, even though it's only temporary. I've > filed a bug against our spam team to take a look. > > Brandon > > On Fri, Jun 3, 2016 at

Re: [mailop] Gmail throttling our office mail server

This throttle seems excessive, even though it's only temporary. I've filed a bug against our spam team to take a look. Brandon On Fri, Jun 3, 2016 at 4:30 AM, wrote: > Hi, > > I'm currently seeing only this error > > 421-4.7.0 Our system has detected an unusual rate

Re: [mailop] Gmail throttling our office mail server

>relay setting for an external user who is hosting his mail on Google >apps and besides simple spam filtering we relayed everything. You don't want to do that. The approach I've found that works least badly is to do stringent spam filtering (spamassassin with a threshold of about 4), forward the

[mailop] Gmail throttling our office mail server

Hi, I'm currently seeing only this error 421-4.7.0 Our system has detected an unusual rate of unsolicited mail originating from your IP address. To protect our users from spam, mail sent from your IP address has been temporarily rate limited. Please visit