问题 提问于 2018年12月21日
The message could not be sent because the server rejected the sender's e-mail address. The sender's e-mail address was
Subject '
Server Error: 451
Server Response: 451 > unable to verify address
Server: 'smtp.telstrabusiness.com'
Windows Live Mail Error ID: 0x800CCC78
Protocol: SMTP
Port: 25
Secure(SSL): No
I have deleted out the addresses and the email subject - Help!
Computer illiterate here.
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