This remote IP:port will be exposed locally at 127.0.0.1:18080. In the example above, you are connecting via SSH onto and you are interested on a web frontend exposed at :8080. In this case, the -L option defines a correspondence between localhost:localport and remotehost:remoteport, as shown in the pseudo command below: ssh -L localhost:localport:remotehost:remoteport example: $ ssh -L 127.0.0.1:18080::8080 run Firefox locally: $ firefox If you have an application running remotely which exposes some sort of web frontend, you will be interested on exposing the remote IP:port as if it is a local IP:port. You can also do both steps in a single go, like shown below: $ ssh -X firefox Notice the usage of -X flag in the ssh command.

If you'd like to browse the web locally as if you were sitting in front of a remote box: $ ssh -X run Firefox inside the remote terminal session: $ firefox I do not know why firefox on remotebox2 starts a remote session instead of a local session. The following command on remotebox2 starts a remote firefox session as expected. No firefox process running on the remotebox. The following command produces a brief delay, then drops back to prompt and a local firefox window pops up. The following command starts a remote firefox session with a remote firefox window. Here some more information of my local system. Why is it opening a local firefox window? How can i prevent that? In the Search box at the top, type ssionstore. Click I'll be careful, I promise to continue to the about:config page. The about:config 'This might void your warranty' warning page may appear.

In the Location bar, type about:config and press Enter. If firefox is not running on my local machine then a remote firefox window will open. Following steps will be helpful to prevent firefox from restoring previous sessions. no firefox process is running on the remote box. Then start firefox on the remote box remotebox$ firefoxĪnd I have firefox running on my local machine, a local firefox window will open. When I SSH to a remote box $ ssh -X remotebox

Firefox restore session on startup