Unable to send message;Reason:554 5.1.8 Sender Address Blocked
Unable to send message;Reason:554 5.1.8 Sender Address Blocked
I just get this message whenever i want to send Email on this address (
admin@tvexport.com.vn
,
sales2@tvexport.com.vn
... sales3 --- > sales10)
"Unable to send message;Reason:554 5.1.8 Sender Address Blocked"
Please Unblock this Email so i can reach my customer and what was the cause of this problem???
Dr. Phong