Re: How to restrict imposters

2020-02-18 Thread @lbutlr
On 18 Feb 2020, at 13:48, a wrote: > I looked around online to try to see examples to stop this but haven't found > any yet. Maybe I'm missing something simple. > > My postfix server does allow incoming connections from the outside world to > deliver mail to mailboxes on my server which is wha

Re: Virtual mapping without classifying

2020-02-18 Thread Wietse Venema
ewilkison: > Virtual mapping without classifying > We're working on a project that will use Postfix as gateway servers from the > Internet to a couple a couple of internal mail systems.? We've got it setup > with hash tables to map about 30K virtual users to their destination > address.? Mail to no

How to restrict imposters

2020-02-18 Thread a
I looked around online to try to see examples to stop this but haven't found any yet. Maybe I'm missing something simple. My postfix server does allow incoming connections from the outside world to deliver mail to mailboxes on my server which is what I want. And it does restrict relaying from ou

Virtual mapping without classifying

2020-02-18 Thread ewilkison
Virtual mapping without classifying We're working on a project that will use Postfix as gateway servers from the Internet to a couple a couple of internal mail systems.  We've got it setup with hash tables to map about 30K virtual users to their destination address.  Mail to non existing users shou