you requested: and 'ssh -v' output but ssh -V OpenSSH_8.3p1, OpenSSL 1.1.1h 22 Sep 2020 and ssh -v 192.168.1.10 07:27 crash: ~ # ssh -v 192.168.1.10 OpenSSH_8.3p1, OpenSSL 1.1.1h 22 Sep 2020 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 20: Applying options for * debug1: Connecting to 192.168.1.10 [192.168.1.10] port 29299. debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type 0 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_8.3 debug1: Remote protocol version 2.0, remote software version OpenSSH_8.3 debug1: match: OpenSSH_8.3 pat OpenSSH* compat 0x04000000 debug1: Authenticating to 192.168.1.10:29299 as 'root' debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug1: kex: curve25519-sha256 need=64 dh_need=64 debug1: kex: curve25519-sha256 need=64 dh_need=64 debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: Server host key: ecdsa-sha2-nistp256 SHA256:GILJmlAMQzsGNrX6M0nHehc6jES1/nnzhJoBmHII1ew debug1: Host '[192.168.1.10]:29299' is known and matches the ECDSA host key. debug1: Found key in /root/.ssh/known_hosts:11 debug1: rekey out after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: rekey in after 134217728 blocks debug1: Will attempt key: /root/.ssh/id_rsa RSA SHA256:tjMXTF8755G1Eb1R1bDlm7TaINQwNZ8OIg33RUVl23M debug1: Will attempt key: /root/.ssh/id_dsa debug1: Will attempt key: /root/.ssh/id_ecdsa debug1: Will attempt key: /root/.ssh/id_ecdsa_sk debug1: Will attempt key: /root/.ssh/id_ed25519 debug1: Will attempt key: /root/.ssh/id_ed25519_sk debug1: Will attempt key: /root/.ssh/id_xmss debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs=<ssh-ed25519,sk-ssh-ed25519@openssh.com,ssh-rsa,rsa-sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ecdsa-sha2-nistp256@openssh.com> debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentications that can continue: publickey,password,keyboard-interactive debug1: Next authentication method: publickey debug1: Offering public key: /root/.ssh/id_rsa RSA SHA256:tjMXTF8755G1Eb1R1bDlm7TaINQwNZ8OIg33RUVl23M debug1: Authentications that can continue: publickey,password,keyboard-interactive debug1: Trying private key: /root/.ssh/id_dsa debug1: Trying private key: /root/.ssh/id_ecdsa debug1: Trying private key: /root/.ssh/id_ecdsa_sk debug1: Trying private key: /root/.ssh/id_ed25519 debug1: Trying private key: /root/.ssh/id_ed25519_sk debug1: Trying private key: /root/.ssh/id_xmss debug1: Next authentication method: keyboard-interactive Password: xxxxxxxxxxxx debug1: Authentication succeeded (keyboard-interactive). Authenticated to 192.168.1.10 ([192.168.1.10]:29299). debug1: channel 0: new [client-session] debug1: Requesting no-more-sessions@openssh.com debug1: Entering interactive session. debug1: pledge: network debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0 debug1: Sending environment. debug1: Sending env LANG = en_US.UTF-8 Last login: Tue Jan 5 07:27:53 2021 from 192.168.1.10 Have a lot of fun...