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6. Security and Logins
9128-A2-GB20-80 September 2002
6-11
Limiting SNMP Access Through IP Addresses
An additional level of security is provided by:
Limiting the IP addresses of NMSs that can access the FrameSaver unit.
Performing validation checks on the IP address of SNMP management
systems attempting to access the FrameSaver unit.
Specifying the access allowed for the authorized NMS when IP address
validation is performed.
The SNMP NMS Security Options screen provides the configuration options that
determine whether security checking is performed on the IP address of SNMP
management systems attempting to communicate with the unit.
Make sure that SNMP Management is set to Enable.
Menu selection sequence:
Main Menu
→
Configuration
→
Management and Communication
→
General SNMP Management
→
SNMP Management: Enable
See
Configuring General SNMP Management
in Chapter 4,
Configuration
Options,
for more information about SNMP management configuration options.
Procedure
To limit SNMP access through IP addresses:
1. Select the SNMP NMS Security options:
Main Menu
→
Configuration
→
Management and Communication
→
SNMP
NMS Security
2. Select and set the following configuration options, as appropriate.
3. S
ave your changes.
See
Configuring SNMP NMS Security
in Chapter 4,
Configuration Options,
for
more information about SNMP NMS Security configuration options.
To . . . Set the configuration option . . .
Enable IP address checking NMS IP Validation to Enable.
Specify the number (between 1 and 10) of
SNMP management systems that are
authorized to send SNMP messages to the
FrameSaver unit
Number of Managers to the desired
number.
Specify the IP address(es) that identifies the
SNMP manager(s) authorized to send
SNMP messages to the unit
NMS
n
IP Address to the appropriate
IP address.
Specify the access allowed for an authorized
NMS when IP address validates is
performed
Access Level to Read or Read/Write.