me@pluto ~]$ ssh -vvv -l you localhost.localdomain
OpenSSH_6.2p2, OpenSSL 1.0.1k 8 Jan 2015
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 49: Applying options for *
debug2: ssh_connect: needpriv 0
debug1: Connecting to localhost.localdomain [192.168.5.11] port 22.
debug1: Connection established.
debug1: identity file /home/zamri/.ssh/identity type -1
debug1: identity file /home/zamri/.ssh/identity-cert type -1
debug1: identity file /home/zamri/.ssh/id_rsa type -1
debug1: identity file /home/zamri/.ssh/id_rsa-cert type -1
debug1: identity file /home/zamri/.ssh/id_dsa type -1
debug1: identity file /home/zamri/.ssh/id_dsa-cert type -1
debug1: identity file /home/zamri/.ssh/id_ecdsa type -1
debug1: identity file /home/zamri/.ssh/id_ecdsa-cert type -1
ssh_exchange_identification: Connection closed by remote host
Try putting this in /etc/host.allow:
sshd:ALL
It solved my problem. Your mileage may vary.