Setting Up Security for a Device

Device Passwords

Table 8-1. Manager/Operator Password Combinations

Passwords

Read

Write

Results

 

Protected

Protected

 

 

 

 

 

Manager password set

N/A

Yes

Anyone can get Read Access, but only the

Operator password not set

 

 

Manager can read and write to the device.

 

 

 

Recommended minimum setting.

 

 

 

 

Manager password set

Yes

Yes

Both the Manager and the Operator have

Operator password set

 

 

Read Access, but only the Manager has

 

 

 

Write Access. Everyone else is shut out of

 

 

 

the device. Recommended setting.

 

 

 

 

Manager password not set

Yes

Yes

The Operator has both Read and Write

Operator password set

 

 

Access because Write Access has not

 

 

 

been reserved for the Manager.

 

 

 

 

Manager password not set

N/A

N/A

Anyone can get Read and Write Access to

Operator password not set

 

 

the device. Not recommended.

 

 

 

 

See the online help for information about non-browserable devices.

The Function of Community Names

A community defines authentication and access control between an SNMP agent and a management station. The community name functions as a password in that management stations must use the community name for all Get and Set operations. This is different and separate from the Operator and Manager passwords, which protect access to the browser interface and console settings.

To set a Community Name for a device:

1.

Right mouse click on a device symbol and select SNMP Configure HP

 

Hub/Switch

 

2.

Enter the passwords in the Set SNMP Passwords (Communities) page.

Setting Up Security Device

 

 

 

 

 

 

for a

 

 

 

 

 

 

 

 

8-3

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HP J3250M manual Function of Community Names, Manager/Operator Password Combinations, Setting Up Security Device