An Acronym for Just For Fun Network Managment Service.
JFFNMS is another tool like MRTG and Cacti which act as a web frontends to RRD graphing. It is written in PHP and concentrates on SNMP collection, and has builtin ability to monitor most managable SNMP-capable switches and Unix systems running snmpd(8)?.
See also:
Part of CategorySystemAdministration and CategoryNetworking
One page links to JFFNMS: