This isn't OpenSSH's fault; it's Firefox's usual "remote" behaviour when it spots that there's already an instance on the same X display (not necessarily on the same system). Run 'firefox -no-remote' to force it to start a standalone instance.
This isn't OpenSSH's fault; it's Firefox's usual "remote" behaviour when it spots that there's already an instance on the same X display (not necessarily on the same system). Run 'firefox -no-remote' to force it to start a standalone instance.