Folks; We usually see this design in networking, now my question is  shall firewalls be dualhomed/ criss-crossed to both switches or just SW1 to uplink to FW1 (As shown), in later mode I see if the link fails between SW1 and FW1, firewall also need t...

I am trying to logging from ubuntu a Cisco IOS router, but ssh is failing.  Please advise!!! I have tried below, I tried updating sshd file in ubuntu with old algorithm, restarting, rekeying crypto but all of that still returns same error.ssh -o KexA...

I have been trying to configure the interface IP on host (Alpine , Ubuntu, Desktop) but they disappear after reboot. How I make a persistent change? Also which of these images are the simplest-- if I want to mimic laptop/ computer machine. I tried al...