我需要连接到 Linux 上的 Cisco VPN，首先我使用 KDE NetworkManager Plasma 小部件来完成此操作。效果很好，如果我从网络管理器小部件中选择 VPN，我就可以连接到 VPN。
\n\n但是，如果我尝试使用命令行，则无法正常工作（IP 和 URL 已更改以保护无辜者）：
\n\n\xe2\x9e\x9c ~ sudo openconnect --proxy http://proxy.mycompany.com:8080 vpn.mycompany.com:443 \nPOST https://vpn.mycompany.com/\nAttempting to connect to proxy 172.17.122.135:8080\nRequesting HTTP proxy connection to vpn.mycompany.com:443\nUnexpected continuation line after CONNECT response: \'Via: 1.1 SPROXY2\'\nUnexpected continuation line after CONNECT response: \'X-WebMarshal-RequestID: 445D5E14-309A-4AA2-B7AF-07CAAD5BB21D\'\nSSL negotiation with vpn.mycompany.com\nServer certificate verify failed: signer not found\n\nCertificate from VPN server "vpn.mycompany.com" failed verification.\nReason: signer not found\nEnter \'yes\' to accept, \'no\' to abort; anything else to view: yes\nConnected …