SMTP sending error

[spikyeagle]

Hey i am using vps and i installed vestacp
i used my own nameservers for this vps
and i have setup mail client

every thing is good to receive but smtp error i am getting when i try to send or reply

Code: Select all

SMTP Error (550): Failed to set sender "[email protected]" (Access denied - Invalid HELO name (See RFC2821 4.1.3)).

i will be glade if any staff team help me or any mate

[spikyeagle]

any help kindly !

[l170v]

Hello,
Solution at CentOS viewtopic.php?f=12&t=15345