Remote Annex Administrator’s Guide for UNIXChapter 1 Network AdministrationBook B-34Book BUsing tap, you can:• Observe the output to the port. The command also displayskeystrokes entered from your terminal as output to the port youare tapping as if they had been entered on the port.• Find out exactly what users are seeing on their terminals from aremote location.• Provide on-line advice and instructions to users at theirterminals.• Monitor traffic in both directions on the port, especiallyincoming special conditions, such as line breaks and specialcharacters.Under certain circumstances, the order of displayed data may not matchthe actual time sequence of the events. All input and output data isdisplayed. Special characters and control line changes are stored in alimited buffer. If these changes occur too rapidly, they may be lost.Managing the Host TableThe host table contains this information for each host:• Host name.• Aliases (if any).• IP address.• Multiple IP addresses (if any).• System status (if the entry is updated by RWHO).• Load factor (if the entry is updated by RWHO).• Number of users (if the entry is updated by RWHO).