Our enterprise VPN, Access Server, provides Layer 3 virtual private networking using OpenVPN protocol. OpenVPN protocol uses SSL/TLS with client and server certificates to perform key exchange and mutual authentication. OpenVPN is firewall and web proxy friendly as encrypted traffic is tunneled via UDP or TCP.

ProSAFE ® VPN firewalls allow for secure remote access from mobile workers with SSL and IPSec VPN tunnels. SSL VPN tunnels provide clientless remote access to your corporate data for individual access anywhere and anytime while IPSec VPN tunnels provide both secure site-to-site tunnels and legacy support for client-based remote access. OpenVPN | Untangle OpenVPN enables administrators to provide secure remote access to the internal network to remote users and sites. Untangle’s intuitive GUI makes it easier to configure basic settings through a setup wizard. You can generate custom certs for each client, and … 8 Best Open Source Firewall to Protect Your Network pfSense. An open-source security solution with a custom kernel based on FreeBSD OS. pfSense is …

So you need to add a route to your server ip that going outside your vpn (your home router). And for problem with method port 443 i ganna say that maybe your the firewall using SPI or DPI and the can easily make diffrent openvpn packets from https (ssl) packets.

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HOW TO Introduction. OpenVPN is a full-featured SSL VPN which implements OSI layer 2 or 3 secure network extension using the industry standard SSL/TLS protocol, supports flexible client authentication methods based on certificates, smart cards, and/or username/password credentials, and allows user or group-specific access control policies using firewall rules applied to the VPN virtual interface.