Well I know cases where blocking IPs from Russia, Africa, China and so
on reduce the spam. When you block these IPs only on your email server
and not on the companies firewall your clients can still reach
websites or other resources in these countries. So when it is a small
bu...
Well I know cases where blocking IPs from Russia, Africa, China and so
on reduce the spam. When you block these IPs only on your email server
and not on the companies firewall your clients can still reach
websites or other resources in these countries. So when it is a small
bu...
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