I've ran the tcpdump and imported it into wireshark but I'm not exactly
sure what I'm looking at. Attached is the dump. Thank you for any insight!
On Thu, Sep 22, 2016 at 3:05 PM Joseph Thibeault <j...@dashride.com> wrote:
> Thank you. I've ran the tcpdump and imported it into wireshark but I'm not
> exactly sure what I'm looking at. Attached is the dump. Thank you for any
> On Thu, Sep 22, 2016 at 6:38 AM Wietse Venema <wie...@porcupine.org>
>> Joseph Thibeault:
>> > We use postfix as a mail queue / sending service in one of our
>> > applications. This application generates emails with PDF attachments.
>> > of the emails with PDFs get sent fine, but others seem to cause a
>> > after DATA" error.
>> > Through reading online, I've seen answers such as adjusting the MTU
>> size on
>> > the network interface, etc. None of these solutions have worked. Has
>> > had this happen, do you have any suggestions to fix it?
>> To diagnose the problem, make a packet recording, and have it
>> reviewed by an expert who can use that to determine if the problem
>> is with the sender, receiver, or in-between. That's more effective
>> than making random black-box changes.