سلام
دوستان وقتی می خواهم به بعضی ایمیل ارسال کنم
با خطا زیر مواجعه می شوم
در ضمن به یاهو و جیمیل ایمیل ارسال می شود ولی به ایمیل های شرکتی ایمیل نمی توانم ارسال کنم
قبلا مشکلی نداشتم
سرور را جدیدا عوض کردم
تشکر



خطا

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salam