我已经通过 pfSense 路由器上的 OpenVPN 配置设置了 NordVPN，但无法连接。我严格按照此操作文档进行操作，（TMK）没有遗漏任何内容：
https://support.nordvpn.com/Connectivity/Router/1626958942/pfSense-2-5-Setup-with-NordVPN.htm
但是，VPN 对于本地地址和远程主机都处于“（待处理）”状态，发送/接收 0 个字节，服务正在运行。以下是最新的日志：
Apr 30 13:54:08 openvpn 87041 [UNDEF] Inactivity timeout (--ping-restart), restarting
Apr 30 13:54:08 openvpn 87041 SIGUSR1[soft,ping-restart] received, process restarting
Apr 30 13:54:08 openvpn 87041 Restart pause, 40 second(s)
Apr 30 13:54:48 openvpn 87041 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Apr 30 13:54:48 openvpn 87041 Outgoing Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 13:54:48 openvpn 87041 Incoming Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 13:54:48 openvpn 87041 TCP/UDP: Preserving recently used remote address: [AF_INET]212.102.45.57:1194
Apr 30 13:54:48 openvpn 87041 Socket Buffers: R=[42080->42080] S=[57344->57344]
Apr 30 13:54:48 openvpn 87041 UDPv4 link local (bound): [AF_INET]174.29.101.70:0
Apr 30 13:54:48 openvpn 87041 UDPv4 link remote: [AF_INET]212.102.45.57:1194
Apr 30 13:55:48 openvpn 87041 [UNDEF] Inactivity timeout (--ping-restart), restarting
Apr 30 13:55:48 openvpn 87041 SIGUSR1[soft,ping-restart] received, process restarting
Apr 30 13:55:48 openvpn 87041 Restart pause, 80 second(s)
Apr 30 13:57:08 openvpn 87041 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Apr 30 13:57:08 openvpn 87041 Outgoing Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 13:57:08 openvpn 87041 Incoming Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 13:57:08 openvpn 87041 TCP/UDP: Preserving recently used remote address: [AF_INET]212.102.45.57:1194
Apr 30 13:57:08 openvpn 87041 Socket Buffers: R=[42080->42080] S=[57344->57344]
Apr 30 13:57:08 openvpn 87041 UDPv4 link local (bound): [AF_INET]174.29.101.70:0
Apr 30 13:57:08 openvpn 87041 UDPv4 link remote: [AF_INET]212.102.45.57:1194
Apr 30 13:58:08 openvpn 87041 [UNDEF] Inactivity timeout (--ping-restart), restarting
Apr 30 13:58:08 openvpn 87041 SIGUSR1[soft,ping-restart] received, process restarting
Apr 30 13:58:08 openvpn 87041 Restart pause, 160 second(s)
Apr 30 14:00:48 openvpn 87041 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Apr 30 14:00:48 openvpn 87041 Outgoing Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 14:00:48 openvpn 87041 Incoming Control Channel Authentication: Using 256 bit message hash 'SHA256' for HMAC authentication
Apr 30 14:00:48 openvpn 87041 TCP/UDP: Preserving recently used remote address: [AF_INET]212.102.45.57:1194
Apr 30 14:00:48 openvpn 87041 Socket Buffers: R=[42080->42080] S=[57344->57344]
Apr 30 14:00:48 openvpn 87041 UDPv4 link local (bound): [AF_INET]174.29.101.70:0
Apr 30 14:00:48 openvpn 87041 UDPv4 link remote: [AF_INET]212.102.45.57:1194