On 8/5/2014 12:23 PM, M. Rodrigo Monteiro wrote: > Hi! > > This postfix act as a Relay. > From all servers, but one, the message size is 20MB. For these one it's 10MB > > # postconf message_size_limit > message_size_limit = 20971520 > > > Here is the telnet response from all servers > > # telnet relay 25 > Trying XXX... > Connected to XXX. > Escape character is '^]'. > 220 relay ESMTP Postfix > ehlo teste > 250-relay > 250-PIPELINING > 250-SIZE 20971520 > 250-ETRN > 250-STARTTLS > 250-ENHANCEDSTATUSCODES > 250 8BITMIME > quit >
OK, looks like normal postfix. > > Here is from just one spefic server > > # telnet relay 25 > Trying XXX... > Connected to relay > Escape character is '^]'. > 220 relay ESMTP Service ready > ehlo server > 250-Requested mail action okay, completed > 250-SIZE 10000000 > 250-ETRN > 250-8BITMIME > 250-STARTTLS > 250 OK > ^] > telnet> quit > Connection closed. > And this doesn't look like postfix. Either there's some sort of proxy interfering with SMTP, or this isn't connecting to the same server. Maybe some security software or firewall on the oddball server? -- Noel Jones
