sshd\[.*\]: syslogin_perform_logout: logout\(\) returned an error
sshd\[.*\]: Could not reverse map address .*\.
sshd\[.*\]: Connection closed by .*
sshd\[.*\]: Did not receive ident(ification)? string from [\.[:digit:]]+
sshd\[.*\]: scanned from [\.[:digit:]]+ with SSH-1\.0-SSH_Version_Mapper\.  Don't panic\.
sshd\[.*\]: Disconnecting: Your ssh version is too old and is no longer supported\.  Please install a newer version\.
sshd\[.*\]: Accepted (keyboard-interactive|publickey) for [[:alnum:]]+ from [\.[:digit:]]+ port [[:digit:]]+ ssh2