19 Feb
2005
19 Feb
'05
8:16 a.m.
* Sean Donelan:
Yet another reason for supporting port 587 on your servers for remote authenticated mail submission from your users. If you don't support port 587, and use SPF, it may break when AOL or other providers re-direct port 25.
Has AOL notified anyone in advance? Quite a few provider-independent mail providers were caught by surprise.