Unverified50% confidenceSolutionExact time
Before enabling UFW, SSH must be allowed first, otherwise the remote connection will be cut off and can only be fixed through the cloud provider's console (VNC or serial).
1
Sources
50%
Confidence
Long-term
Relevance
10/17/2026
First Seen
Sources
Related Entities
Related Claims
Unverified`ufw allow ssh` works because UFW looks up the port corresponding to ssh in `/etc/services` (default 22/tcp) and expands it into a port rule.79% similarUnverifiedWhen using VSCode Remote-SSH, it is recommended to prepare a dedicated, privilege-limited SSH key for remote operations to reduce the blast radius of a single point of compromise69% similarUnverified建议对 SSH 这类高权限服务改用 OpenSSH，而非 Tailscale SSH65% similarUnverifiedThe advantage of Tailscale SSH is that it eliminates the need to manage SSH keys, controlling access directly through the tailnet identity system and ACLs.65% similar
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