Resolve the misconception that RFC 6238 suffixes can be added to static OpenVPN passwords by configuring pfSense for proper TOTP two-factor authentication.
Read MoreExplains RFC1918 private IP ranges 10.0.0.0/8, 172.16.0.0/12, and 192.168.0.0/16 to solve IPv4 exhaustion and enable secure internal networking via NAT.
Read MoreSolve the problem of sending messages to clients behind NAT by using a persistent client-initiated connection to a central server.
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