Which mechanism does ssh use to interact with the SSH agent?
A. Connecting to port 2222 which is used by the system-wide SSH agent.
B. Using the fixed socket .ssh-agent/ipc.
C. Creating an alias replacing ssh with calls to ssh-agent.
D. Starting ssh-agent as a child process for each ssh invocation.
E. Evaluating environment variables such as SSH_AUTH_SOCK.
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Why the h3ll is this important for a Linux administrator. It’s just like asking someone at their drivers test how an internal combustion engine works.
Because you’ll be the guy who troubleshoots this, if it is not working 😉