[BlueOnyx:11574] Re: Sendmail Authentication errors

[Gerald Waugh]

On 10/22/2012 06:49 AM, Larry Smith wrote:
> On Mon October 22 2012 05:56, Will Nordmeyer wrote:
>> Thanks
>> for the idea. I checked poprelayd (it is running) and it has no data
>> when I do a poprelayd -p. I'll contact her to shift to port 587... I
>> still wish I could figure out why this suddenly started. And why it is
>> only really affecting one or two users.
> Hmmm, if poprelayd -p has no data, then it may be running but does
> not appear to be parsing the maillog correctly.  If running you should
> be able to see a person check mail (in the maillog) then within seconds
> see that IP (the IP they checked mail from) show up in the poprelayd -p
> output.
>
> As for why only affecting a few, try doing an RBL check against their
> IP addresses, it may be those are listed somewhere and causing sendmail
> to block the send.
>
Also some ISPs including comcast do block port 25, so use 587
I believe someone suggested the same. so I second that.

-- 
Gerald