SMTP>> RCPT TO:<postmaster@localhost>
SMTP<< 550 NO
SMTP>> QUIT
+ SMTP<< 250 OK
+ SMTP(close)>>
wrote callout cache domain record for localhost:
result=1 postmaster=2 random=0
wrote positive callout cache address record for Ok@localhost
SMTP>> RCPT TO:<NOTok@elsewhere>
SMTP<< 550 NO
SMTP>> QUIT
+ SMTP<< 250 OK
+ SMTP(close)>>
wrote callout cache domain record for elsewhere:
result=1 postmaster=0 random=0
wrote negative callout cache address record for NOTok@elsewhere
SMTP>> RCPT TO:<NOTok2@elsewhere>
SMTP<< 550 NO
SMTP>> QUIT
+ SMTP<< 250 OK
+ SMTP(close)>>
wrote callout cache domain record for elsewhere:
result=1 postmaster=0 random=0
wrote negative callout cache address record for NOTok2@elsewhere