Unknown error when connecting to remote pc

Hi,

i can't connect to remote linux server. I get this error:

MacBook-Pro:~ andi$ ssh -l root 192.168.3.2 -vvv
OpenSSH_7.9p1, LibreSSL 2.7.3
debug1: Reading configuration data /Users/andi/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 48: Applying options for *
debug2: resolve_canonicalize: hostname 192.168.3.2 is address
debug2: ssh_connect_direct
debug1: Connecting to 192.168.3.2 [192.168.3.2] port 22.
debug1: connect to address 192.168.3.2 port 22: Unknown error: -536870212
ssh: connect to host 192.168.3.2 port 22: Unknown error: -536870212

macos catatlina 10.15.2

Thanks