※ 필수입력정보 ※

▷ 제품버젼 : 

▷ 오류발생 메뉴/주소 : 

▷ 에러메세지 :

Undeliverble Message

The following message to <****@****> was undeliverable.

The reason for the problom;

5.1.0 - Unknown address error 550-'5.7.1 You(ip:192.138.110.32) are NOT allowed to RELAY (receiver:****@****).'

The ip address of the MTA to which the message could not be sent:

221.141.3.37

▷ 질문내용 : 위와 같이 리턴메일에 대하여 확인 부탁드립니다.