OpenVPN AWS ​​​​- 네트워크 관리자 Ubuntu Groovy에서 활성화하면 VPN 연결이 실패합니다.

OpenVPN AWS ​​​​.ovpn 파일을 ubuntu 20.10 네트워크 관리자에 연결하는 문제를 해결해야 합니다. 문제 해결을 위해 다음 문서를 사용해 보았습니다.

"VPN 연결 실패" 문제를 해결하는 방법은 무엇입니까?

VPN 서비스를 시작하지 못해 VPN 서비스 연결에 실패했습니다.

아무것도 작동하지 않습니다.

May  6 08:27:59 krillavilla-OMN NetworkManager[59705]: <info>  [1620314879.3003] audit: op="connection-update" uuid="46b75e3d-9fa4-45f0-bd59-b2990749c6d3" name="client" args="vpn.data" pid=75463 uid=1000 result="success"
May  6 08:28:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314885.7743] audit: op="connection-activate" uuid="46b75e3d-9fa4-45f0-bd59-b2990749c6d3" name="client" pid=75463 uid=1000 result="success"
May  6 08:28:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314885.7848] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: Started the VPN service, PID 75519
May  6 08:28:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314885.8058] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: Saw the service appear; activating connection
May  6 08:28:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314885.8588] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN plugin: state changed: starting (3)
May  6 08:28:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314885.8589] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN connection: (ConnectInteractive) reply received
May  6 08:28:05 krillavilla-OMN nm-openvpn[75525]: DEPRECATED OPTION: --cipher set to 'AES-256-CBC' but missing in --data-ciphers (AES-256-GCM:AES-128-GCM). Future OpenVPN version will ignore --cipher for cipher negotiations. Add 'xxx-xxx-xxx' to --data-ciphers or change --cipher 'xxx-xxx-xxx' to --data-ciphers-fallback 'xxx-xxx-xxx' to silence this warning.
May  6 08:28:05 krillavilla-OMN nm-openvpn[75525]: OpenVPN 2.5.1 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Apr 27 2021
May  6 08:28:05 krillavilla-OMN nm-openvpn[75525]: library versions: OpenSSL 1.1.1j  16 Feb 2021, LZO 2.10
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: NOTE: chroot will be delayed because of --client, --pull, or --up-delay
May  6 08:28:06 krillavilla-OMN nm-openvpn[75525]: NOTE: UID/GID downgrade will be delayed because of --client, --pull, or --up-delay
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:10 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:14 krillavilla-OMN nm-openvpn[75525]: Attempting to establish TCP connection with [AF_INET]xx.xxx.xx.xxx:xxxx [nonblock]
May  6 08:28:18 krillavilla-OMN nm-openvpn[75525]: TCP: connect to [AF_INET]xx.xxx.xx.xxx:xxxx failed: Connection timed out
May  6 08:28:18 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[connection failed(soft),init_instance] received, process restarting
May  6 08:28:23 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:23 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:23 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:23 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:23 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:27 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:31 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:35 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: UDP link local: (not bound)
May  6 08:28:39 krillavilla-OMN nm-openvpn[75525]: UDP link remote: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:28:43 krillavilla-OMN nm-openvpn[75525]: Server poll timeout, restarting
May  6 08:28:43 krillavilla-OMN nm-openvpn[75525]: SIGUSR1[soft,server_poll] received, process restarting
May  6 08:28:43 krillavilla-OMN nm-openvpn[75525]: WARNING: --ns-cert-type is DEPRECATED.  Use --remote-cert-tls instead.
May  6 08:28:43 krillavilla-OMN nm-openvpn[75525]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
May  6 08:28:43 krillavilla-OMN nm-openvpn[75525]: TCP/UDP: Preserving recently used remote address: [AF_INET]xx.xxx.xx.xxx:xxxx
May  6 08:29:05 krillavilla-OMN NetworkManager[59705]: <warn>  [1620314945.8071] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN connection: connect timeout exceeded.
May  6 08:29:05 krillavilla-OMN nm-openvpn-serv[75519]: Connect timer expired, disconnecting.
May  6 08:29:05 krillavilla-OMN nm-openvpn[75525]: event_wait : Interrupted system call (code=4)
May  6 08:29:05 krillavilla-OMN nm-openvpn[75525]: SIGTERM[hard,] received, process exiting
May  6 08:29:05 krillavilla-OMN NetworkManager[59705]: <warn>  [1620314945.8139] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN plugin: failed: connect-failed (1)
May  6 08:29:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314945.8139] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN plugin: state changed: stopping (5)
May  6 08:29:05 krillavilla-OMN NetworkManager[59705]: <info>  [1620314945.8140] vpn-connection[0x564e735e02b0,46b75e3d-9fa4-45f0-bd59-b2990749c6d3,"client",0]: VPN plugin: state changed: stopped (6)