FILTER_EHLO
case FILTER_EHLO:
{ FILTER_EHLO, "ehlo", filter_builtins_helo },
case FILTER_EHLO:
filter_config->phase = FILTER_EHLO;
smtp_filter_phase(FILTER_EHLO, s, args);
{ CMD_EHLO, FILTER_EHLO, "EHLO", smtp_check_ehlo, smtp_proceed_ehlo },