api for "local mailserver". method: GET or POST action=internal ineternal=yes|no return usual api output, including error=0|1 with text= and details= To view the setting, use: CMD_API_DNS_MX?domain=domain.com it will return: internal=yes|no For MX record output, use: /CMD_API_DNS_CONTROL?domain=domain.com&urlencoded=yes