ilker Posts: 1
I' m Ilker. I 'm from Tukey.We are use Proofpoint .We are problem recivie one mail addrees.Error "reject=550 5.7.1"
Please open a ticket on:
In the description field, please provide the activation ID of the Message Security Gateway you're using.
This can be found under "System"-->"licenses and updates"-->"license" tab
Also, please provide us with the IP address of the box.
Thanks in advance.
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