CentOS 5.8 box (Unitrends Appliance) with stock Sendmail sendmail-8.13.8-8.1.el5_7. If we email to normal addresses from the box (we have two boxes both doing the same thing) everything is fine. If ...
[ Linux - CentOS - Apache 2.2 - mod_cloudflare - apxs2 ] I have changed my nameservers to point to CloudFlare. The problem is that all the IP addresses are coming in as CloudFlare's. This is no good, ...
I am trying to white list CloudFlare's IP addresses on my server by issuing these: iptables -N whitelist iptables -A whitelist -s 18.104.22.168/24 -j ACCEPT iptables -A whitelist -s 22.214.171.124/21 -j ...