Port Forwarding, not working?

Staking & Delegation Operate a Stake Pool
1

Hello,

it seems that all my ports that i have tested, are closed. I tested with Open Port Check Tool - Test Port Forwarding on Your Router . I have forwarded port 6000 on my router and local ip , TCP port and UDP port on 6000 , alway on. port 22 are closed as well it says.

Anybody pleas help me to resolve this?

Best regards,

2

check if you have any fw (on server or cloud based) rules active.
check on server with sudo ufw status

Cheers,

3

Hi,

Thank you for your fast reply. I did test, and it saysv ALLOW on all.

Best regards

4

After i have secured the shared memory, and reboot the node, computer. Du i log in as Cardano user or root user?

When i setup a SSH tunnel with the following command: ssh -L 3000:localhost:3000 @

I get asked to typr the passw. I type the user passw, then i get asked for the varification code. What verification code is that ?

Best regards,

5

2fa authentication?

6

Yes i did install that, but the key does not seen to work, the one in the app.

7

Maybe i should start over and re-install Ubuntu. to see if i can do anything better. And do the hole hardening server guide again.

Should i upgrade to the new Ubuntu operating system? It keeps asking me if i want to.

Best regards,

8

you can use/install 22.04

9

Thank you very much