[rt-users] [phish?] Re: rt-mailgate issues with 4.2.12 (Use of uninitialized value $NewSubject)

[Matt Zagrabelny]

On Wed, Feb 10, 2016 at 8:17 AM, Poulter, Dale
<dale.poulter at vanderbilt.edu> wrote:
> All,
>
>
>
> It appears that the problem is even more widespread.  The system will not
> accept any email.  The errors appear to point to missing subjects and from
> addresses but the process worked before the upgrade.  ANY help will be
> appreciated.  I am out of ideas.

Is sendmail/postfix/exim/etc. listening?

Can you send email to the system locally?

date | mail -s 'a test email that shows the date' somebody at vanderbuilt.edu

Have you checked the firewall?

Start with the basics and work your way up the stack.

-m