1. How Network Management
Systems Work
● Simple Network Management Protocol
● Network management system
● Management Information base.
● The UPS

2. The SNMP
The SNMP is Simple Network
Management Protocol. The SNMP
console program aggregates the
information and presents it graphically.
The first SNMP appeared in 1988. The
SNMP has three versions. The SNMP
Version 1 has a weakness about
security.

3. Network Management System
A Network Management System (NMS) is a
hardware and software used to monitor and
administer a network. And it provides information on
performance, inventory, and traffic.

4. Management Information Base
● MIB is Network gear
managemented by
SNMP that is
information disclosed to
inform of my state
outside.
● MIB data vailable to
SNMP-based man-
agement prograams.
● SNMP is Simple Network
Management Protcol.

5. The UPS
● MIB is Management
information base.
● The hardware such
as printers in a
word,auxiliary
equipment is need.
● UPS shows a high
supply now.

6. References
● Wikipedia
http://ja.wikipedia.org/wiki/%E3%83%A1%E3%82%
● Glossary of IT http://e-words.jp/w/PKI.html