NEC iPASOLINK EX Advanced, Instruction Manual

Page: 148 / 793

SECURITY MANAGEMENT 3-3
iPASOLINK EX Advanced:
S
ET
N
ETWORK AND
S
YSTEM
P
ROVISIONING
GGS-000547-01E
3.1.2.1 GET/SET of MIB
iPASOLINK responds to the request of the network management system.
Up to ten SNMP managers including the setting of IP address, community name,
security settings, etc., can be registered via
WebLCT
.
By default, iPASOLINK uses the port 161 to receive the SNMP request UDP. To use
other than the default port, change the settings via
WebLCT
.
3.1.2.2 Send Trap
iPASOLINK can send SNMPv2 trap and InformRequest initiatively to UDP port 162.
Except for sending the trap to the connected NMS, user can specify an IP address of
one additional destination. User can also specify the community name and UDP Port.
3.1.2.3 User Application (Log)
iPASOLINK records the logged-in user name in the log file.
3.1.3 SNMPv3
SNMPv3 (Simple Network Management Protocol Version 3) is a communication
protocol to monitor/control NEs on an IP network, and is the newest version of
SNMP. The differences between SNMPv1/v2c and v3 are that the user authentication,
ciphered communication, and the change-packet format are enhanced, conforming to
the following RFCs for SMIv2 that define SNMPv3, SNMPv2c:
Table 3-4 PDU Supported by SNMPv2c
Item Description
GetRequest
Requests the specified instance value.
GetNextRequest
Requests the subsequent instance value of specified instance value in the
list.
Response
Responds to the corresponding various kinds of Request.
SetRequest
Sets the specified instance value.
SNMPv2-Trap
Informs the change of state and troubles. The format is different from
SNMP v1 trap.
GetBulkRequest
Requests a number of instance value.
InformRequest
Informs an event.