Re: Solving a misdelivery puzzle

2020-06-02 Thread Bob Proulx
Wietse Venema wrote: > The net result was that mail for a virtual alias, that should be > forwarded to a remote address, was sometimes delivered to the local > spam folder. But only because a half-dozen conditions were met. Wow! I can see each of the decisions the local admin made when they made

Solving a misdelivery puzzle

2020-06-02 Thread Wietse Venema
Here is a chain of conditions that led to to a bizarre problem: mail for a virtual alias was sometimes delivered to the local spam folder, instead of being forwarded to the intended remote recipient. It was only after some careful detective work that we found out that a lot of things were needed f