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The dashboard is listening on port 80, and this command creates a ssh tunnel that listens on port 8585, which is a random high number port, on one's local machine and relays through the console to appear at port 80 on node1-1. Team members can then access the dashboard by opening a browser on their local machine and navigating to http://localhost:8585/horizon/auth/login. Before executing the command, though, team members should install their public keys in each machine in the tunnel in the ~/.ssh/authorized_keys file.
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