This is Net-SNMP (previously known as "ucd-snmp"). Various tools relating to the Simple Network Management Protocol including: An extensible agent An SNMP library tools to request or set information from SNMP agents tools to generate and handle SNMP traps a version of the unix 'netstat' command using SNMP a graphical Perl/Tk/SNMP based mib browser WWW: http://net-snmp.sourceforge.net/