start:firewall
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| start:firewall [2022/05/11 15:31] – peter | start:firewall [2023/09/01 13:43] (current) – peter | ||
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| - | On Ubuntu and Debian the process is identical, so just open a terminal and type: | + | DATE CHECKED THIS PAGE WAS VALID: 01/09/2023 |
| + | |||
| + | Open a terminal and type: | ||
| < | < | ||
| Line 5: | Line 7: | ||
| </ | </ | ||
| - | Once installed just run gufw from the terminal. Make sure you change status to on. In order to open a port just go to rules and an advanced rule opening port 22 would be something like: | + | Once installed just run 'gufw' |
| Name: SSH | Name: SSH | ||
| Line 91: | Line 93: | ||
| Here is my firewall rules in the GUI app: | Here is my firewall rules in the GUI app: | ||
| - | {{: | + | {{: |
| - | From this image we see that my only open ports are: // | + | From this image we see that my only open ports are: \\ |
| - | 22 for ssh // | + | 22 for ssh \\ |
| - | 4000 for nx // | + | 4000 for nx \\ |
| - | 3389 for rdp // | + | 3389 for rdp \\ |
| So we can see there is some discrepancy between my rules and what is listening. | So we can see there is some discrepancy between my rules and what is listening. | ||
| So in my case I am intelligently reviewing the rules and only changing what is appropriate. I decided to delete rule opening port 4000 from the firewall application and remove the teamviewer application from my box so that it is not listening or doing anything on my box. I felt this was appropriate in my case, however you might make different or more or less changes. | So in my case I am intelligently reviewing the rules and only changing what is appropriate. I decided to delete rule opening port 4000 from the firewall application and remove the teamviewer application from my box so that it is not listening or doing anything on my box. I felt this was appropriate in my case, however you might make different or more or less changes. | ||
start/firewall.1652283068.txt.gz · Last modified: 2022/05/11 15:31 by peter
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