Co jsi presne nepochopil na tom, ze na konec te adresy musis specifikovat odchozi rozhrani?
Zkus ssh fe80::207:e9ff:fe11:98b7%eth0 nebo jak se jmenuje to tvoje rozhrani... a v browersu https://[fe80::207:e9ff:fe11:98b7%eth0]
Btw...
propeler:[~]$ ssh -6 ::ffff:c0a8:5801
The authenticity of host '::ffff:c0a8:5801 (::ffff:192.168.88.1)' can't be established.
RSA key fingerprint is SHA256:LkOCk8U4CWB7FBHSLBddLgsRrzY+GRzgoeEsSTO8SnY.
Are you sure you want to continue connecting (yes/no)?