Forum Discussion
dweekley
Jan 28, 2020Copper Contributor
Exchange Mail Flow Rule
I have created a mail flow rule blocking a group from sending emails outside of the organization. This is working fine. I am attempting to create a rule for the same group so they can not receive e...
VasilMichev
MVP
Hard to tell without seeing the rules, but you can run a message trace to confirm the message is being blocked by some rule. You don't need transport rules for that btw, just toggle the -RequireSenderAuthenticationEnabled flag.
dweekley
Jan 28, 2020Copper Contributor
Thanks for the reply.
Not to familiar with the Admin side. Where exactly would that flag be located?
Regarding the blocking, I know it is the rule causing the issue. I have a mailbox for the sender and I am getting a un-deliverable when testing.
Thanks