Thank you Jakub for the reply. Looking forward to get help/pointers on this issue. Below is the output, OpenSSH_7.2p2, OpenSSL 1.0.1e-fips 11 Feb 2013 debug1: Reading configuration data /root/.ssh/config debug1: Reading configuration data /etc/ssh/ssh_config debug2: resolving "192.168.19.11" port 22 debug2: ssh_connect_direct: needpriv 0 debug1: Connecting to 192.168.19.11 [192.168.19.11] port 22. debug1: Connection established. debug1: permanently_set_uid: 0/0 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_rsa type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_dsa type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: key_load_public: No such file or directory debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: Enabling compatibility mode for protocol 2.0 debug1: Local version string SSH-2.0-OpenSSH_7.2 debug1: Remote protocol version 1.99, remote software version OpenSSH_3.5p1 debug1: match: OpenSSH_3.5p1 pat OpenSSH_3.* compat 0x01000000 debug2: fd 3 setting O_NONBLOCK debug1: Authenticating to 192.168.19.11:22 as 'qwerty' debug3: hostkeys_foreach: reading file "/root/.ssh/known_hosts" debug3: record_hostkey: found key type RSA in file /root/.ssh/known_hosts:2 debug3: load_hostkeys: loaded 1 keys from 192.168.19.11 debug3: order_hostkeyalgs: prefer hostkeyalgs: