Am 03.01.2013 22:03, schrieb martijn.list: > On 01/03/2013 09:48 PM, Michael Blessenohl wrote: >> I'm sorry, I'll try not to use my smartphone again to answer mails from >> this list. >> >> I ment using a remote machine as client to connect to the postfix server >> as opposed to connect to the machine itself. I don't know why it does >> matter, but apparently it does. Using the hostname, IP or localhost >> makes no difference at all. That's the same for me. > > Are you connecting through some kind of firewall which intercepts the SMTP > connection, for example a CISCO PIX with > SMTP fixup enabled?
and if this is the reason it proves why it is a stupid idea to use special chars one more time ANY hop from the users MUA to the final destination must handle sender / rcpt the same way, if ANY of the involved servers / appliances treats it as invalid you have lost the game ignore these facts and still use special cars means mail-roulette your users will not be thankful if you point to RFCs which states you are right if it does not work in their real life
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