John H. wrote:

How hard is it to setup a filter for "herring" or "Reggie" in the from
address or reply-to address?

Harry's ego wouldn't let him filter anyone.
--

JohnH

"Opa of 6"

Even Harry should understand how to set it up using Reginald P. Smithers
III. I don't think there are many of them in the NG.