SMTP<< 250 OK
ok=1 send_quit=1 send_rset=0 continue_more=0 yield=0 first_address is NULL
transport_check_waiting entered
sequence=1 local_max=500 global_max=-1
SMTP<< 250 OK
ok=1 send_quit=1 send_rset=0 continue_more=0 yield=0 first_address is NULL
transport_check_waiting entered
sequence=1 local_max=500 global_max=-1