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Get SNMP Variable

Updated: November 1, 2013

Applies To: System Center 2012 - Orchestrator, System Center 2012 R2 Orchestrator, System Center 2012 SP1 - Orchestrator

The Get SNMP Variable activity will query a network device for the value of variable that is assigned to the Management Information Base address that you specify. You can use the Get SNMP Variable activity to retrieve information about a network device to determine if an administrator needs to be notified.

Configuring the Get SNMP Variable Activity

Before you configure the Get SNMP Variable activity, you need to determine the following:

  • The IP address of the device, as well as the port number, SNMP MIB, and SNMP version

  • The community string required to retrieve the variable.

noteNote
You cannot set individual security credentials for this activity. It will run under the service account configured for the Runbook Service on the Runbook server where the instance of the activity is running. This account must have the authority to access the resources and perform the actions required by this activity.

Use the following information to configure the Get SNMP Variable activity.

Details Tab

Settings Configuration Instructions

IP address

Type the IP address of the device hosting the MIB variable.

Port

Type port used to communicate with the network device. The default port is 161.

Object identifier

Type the MIB identifier of the variable whose value you want to retrieve.

SNMP Version

Select the SNMP version to use when connecting to the network device.

Community string

Type the community string that will be used to authenticate against the network device. The community should have rights of Read only or higher. This field is case-sensitive and supports only alphanumeric characters.

Advanced Tab

Settings Configuration Instructions

Timeout

Type the number of seconds the Get SNMP Variable will wait for a response from the network device. If the operation times out, then it will attempt to retry the action. The number of retries is specified in the Retry box.

Retry

Type the number of times to attempt to retrieve the SNMP variable

Published Data

The following table lists the published data items.

 

Item Description

MIB identifier

The MIB identifier of the variable that was retrieved.

MIB value

The value of the variable that was retrieved.

Device IP address

The IP address of the device where the variable was retrieved.

Timeout

The timeout period specified in the Get SNMP variable operator interface.

Retry attempts

The number of attempts made to retrieve the SNMP Variable.

SNMP Version

The SNMP version that was specified to retrieve this variable. This value can be SNMPv1 or SNMPv2c.

Community string

The community string that was used to authenticate against this SNMP variable.

Request port

The port used to communicate to the SNMP device.

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For additional resources, see Information and Support for System Center 2012.

Tip: Use this query to find online documentation in the TechNet Library for System Center 2012. For instructions and examples, see Search the System Center 2012 Documentation Library.
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