$ ssh -vv ubuntu
OpenSSH_5.9p1, OpenSSL 1.0.0k-fips 5 Feb 2013
debug1: Reading configuration data /home/t/tange/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 50: Applying options for *
debug2: ssh_connect: needpriv 0
debug1: Connecting to ubuntu [2001:470:dce3:0:a800:4ff:fe00:a04] port 22.
debug1: Connection established.
debug1: identity file /home/t/tange/.ssh/id_rsa type 1
debug1: identity file /home/t/tange/.ssh/id_rsa-cert type -1
debug1: identity file /home/t/tange/.ssh/id_dsa type 2
debug1: identity file /home/t/tange/.ssh/id_dsa-cert type -1
ssh_exchange_identification: Connection closed by remote host
