paramiko 4.x is incompatible with Mocana SSH 6.3 on HP 2530/YA firmware. OpenSSH subprocess with +diffie-hellman-group1-sha1 kex works correctly and connects in < 5s instead of hitting the 15s banner timeout.
paramiko 4.x is incompatible with Mocana SSH 6.3 on HP 2530/YA firmware. OpenSSH subprocess with +diffie-hellman-group1-sha1 kex works correctly and connects in < 5s instead of hitting the 15s banner timeout.