On 10/14/2015 11:39 AM, Jason Welsh wrote: > hey folks, I keep seeing this on the internet > > "The user name lookup feature of TCP Wrappers uses identd to identify > the username of the remote host. By default, this feature is disabled, > as identd may appear hung when there are a large number of TCP > connections." > > but I cant seem to find out how/where to enable said feature. authd or identd has to be enabled on the CLIENTS, and its a completely untrustworthy system. the user information is sent in cleartext with no validation, and if the remote client is under someone elses control they can install a authd/identd that replies with anything they wish. in centos6, at least, to install and enable authd, do... # yum install authd .... # chkconfig auth on -- john r pierce, recycling bits in santa cruz