smtp_bad_sequence 47 mail/ngx_mail_smtp_handler.c static u_char smtp_bad_sequence[] = "503 5.5.1 Bad sequence of commands" CRLF; smtp_bad_sequence 669 mail/ngx_mail_smtp_handler.c ngx_str_set(&s->out, smtp_bad_sequence); smtp_bad_sequence 722 mail/ngx_mail_smtp_handler.c ngx_str_set(&s->out, smtp_bad_sequence);