Remove ipv4 forwarding and make tun to have a test

docker-entrypoint.sh

@@ -58,18 +58,6 @@ if [ ! -f /etc/ocserv/server-key.pem ] || [ ! -f /etc/ocserv/server-cert.pem ];
 	fi
 fi
 
-# Open ipv4 ip forward
-sysctl -w net.ipv4.ip_forward=1
-
-# Enable NAT forwarding
-iptables -t nat -A POSTROUTING -j MASQUERADE
-iptables -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu 
-
-# Enable TUN device
-mkdir -p /dev/net
-mknod /dev/net/tun c 10 200
-chmod 600 /dev/net/tun
-
 # Run OpennConnect Server
 exec "$@"