• A Network Switch Mapping Solution

How to Activate SNMP

Problem: the Cisco Small Business Series switches are not configured for SNMP by default.

Solution: follow these steps to activate SNMP

Procedure: Login to the switch using your web browser. We have found Chrome to work the best - the popup windows do not always work correctly using IE 11.
Related Topic: How to prepare the Managed Switch Port Mapping Tool to use SNMPv3.

Enabling SNMP in Cisco Small Business Switch

1. Activating SNMP

On the left side menu bar locate 'Security', 'TCP/UDP Services', place a tick in the box after 'SNMP Service' then press Apply. Confirm SNMP appears in the UDP Service Table.

How to Activate and Configure SNMPv1 and SNMPv2c - Community Names

Creating an SNMPv1/v2c Community Name in Cisco Small Business Switch

1. Creating an SNMPv1/v2c Community Name

On the left side menu bar locate 'SNMP', 'Communities', Click on 'Add' to view this popup. Select All. Enter a Community String (like a password). Select Basic and Ready Only. Then press Apply.

Confirming a new Community Name in Cisco Small Business Switch

2. Confirming the new Community Name

After pressing Apply, the new community name should appear like the highlighted one in the image.

How to Activate and Configure SNMPv3 - Engine ID and View

Note: if you have already activated SNMPv1/2 above, there is no need to go through this SNMPv3 configuration unless it is required by your network security policies. It is a complicated protocol and we strongly suggest using SNMPv1/2c for testing operation of our software with the switch.

Problem: the Cisco Small Business Series switches need to be configured for SNMPv3. We use the USM model.

Solution: follow these steps to activate SNMPv3 after activating SNMP in the switch as described above.

Procedure: Login to the switch using your web browser. We have found Chrome to work the best - the popup windows do not always work correctly using IE 11.

Setting SNMP Engine ID in Cisco Small Business Switch

1. Setting SNMP Engine ID

On the left side menu bar locate 'SNMP', 'Engine ID', place a tick in the circle before 'Use Default' then press Apply. Confirm a string of HEX chars appear after User Defined. The User Defined option will now be selected.

Creating an SNMP View in Cisco Small Business Switch

2. Creating a View

On the left side menu bar locate 'SNMP', 'View', Click on 'Add' to view this popup. Enter a view name, select User Defined and enter 1, make sure Include in view is checked. Then press Apply.

Confirming a new SNMP View in Cisco Small Business Switch

3. Confirming the new View

After pressing Apply, the new view should appear like the circled one in the image.

How to Activate and Configure SNMPv3 - Groups

Creating an SNMP Group in Cisco Small Business Switch

4. Creating a Group

On the left side menu bar locate 'SNMP', 'Groups', Click on 'Add' to view this popup. Enter a unique group name, select SNMPv3, check Enable box, check Read under View, then select the View you just created from the dropdown box. There are three combinations of Authentication and Privacy, this image shows one. You will need to do this three times if you want all three. Each one will need a separate group name. Then press Apply.

Confirming a new SNMP Group in Cisco Small Business Switch

5. Confirming the new Group(s)

After pressing Apply, the new group should appear like the circled ones in the image. Note they are all using the same View. Each group name is unique and we created one for each USM mode of SNMPv3.

How to Activate and Configure SNMPv3 - Users

Creating a No Auth No Privacy User in Cisco Small Business Switch

6a. Creating a No Auth No Privacy User

On the left side menu bar locate 'SNMP', 'Users', Click on 'Add' to view this popup. Enter a unique user name, select Engine ID Local, Group Name corresponding to your No Authentication No Privacy group and select Authentication Method None. This assumes you created a NoAuthNoPriv group. Then press Apply.

Creating an Auth No Privacy User in Cisco Small Business Switch

6b. Creating an Auth No Privacy User

On the left side menu bar locate 'SNMP', 'Users', Click on 'Add' to view this popup. Enter a unique user name, select Engine ID Local, Group Name corresponding to your Authentication No Privacy group. Select MD5 method. Select Authentication Password Plaintext, then enter the password - make a note of it! This assumes you created an AuthNoPriv group. Then press Apply.

Creating an Auth Privacy User in Cisco Small Business Switch

6c. Creating an Auth Privacy User

On the left side menu bar locate 'SNMP', 'Users', Click on 'Add' to view this popup. Enter a unique user name, select Engine ID Local, Group Name corresponding to your Authentication Privacy group. Select MD5 method. Select Authentication Password Plaintext, then enter the password - make a note of it! Select Privacy Method DES. Then select Privacy Password Plaintext and enter that password - also make a note of it! This assumes you created an AuthPriv group. Then press Apply.

Confirming a new SNMP User in Cisco Small Business Switch

7. Confirming the new User(s)

After pressing Apply, the new user should appear like the circled ones in the image. Note the group names correspond to the groups you created previously.

How to Save your changes

Problem: All the SNMP changes have not been saved. Note the red blinking Save text in the upper right of your web management page.

Solution: follow these steps to save your SNMP changes.

Procedure: Login to the switch using your web browser. We have found Chrome to work the best - the popup windows do not always work correctly using IE 11.

Saving changes in Cisco Small Business Switch

1. Saving Changes

On the left side menu bar locate 'Administration', 'File Management', 'Copy/Save Configuration'. Confirm you are saving the running configuration to the startup configuration, then press Apply. There will be an acknowledgement window with a Done button.