Monitoring Your Network - Monitoring Nodes - Using the NerveCenter Web Client -
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Using the NerveCenter Web Client

The NerveCenter Web Client doesn't have the node monitoring capabilities of the NerveCenter Client; however, it enables you to see the definition of the node associated with a particular alarm instance. The information that makes up this definition is pretty much the same information you can get from the Node Definition window in the NerveCenter Client.

 
  To view information about a node:

  1. While viewing the alarm-summary page, select the Name field of the alarm instance in which you're interested.

    The Web client displays the Alarm History page for the selected alarm instance.

  2. In the Alarm History table, select any of the hypertext links in the Node column.

    The Web client displays the Node Information page, which includes a table of data about the node associated with the alarm instance and any notes associated with the node.

    Node Information Table

    nodeInfo.gif

    Click the thumbnail above to view full-sized image.

The table below explains how to interpret the data in this table.

Definitions of Node Attributes

Data Member Definition

Name

Contains the name of the workstation or network device being monitored. The name can be a hostname or an IP address.

SNMP Version

Indicates whether the node has been configured with an agent for SNMP version one, two, or three, or if the version is unknown. NerveCenter doesn't poll nodes with an unknown version.

Property Group

Contains the node's property group. This property group helps determine whether a particular poll can query this node and whether a particular alarm can be instantiated for the node.

Managed

On or off. Indicates whether the node is to be managed by NerveCenter or not. By default, all nodes discovered by NerveCenter or a network management platform are managed.

Suppressed

Yes or no. Indicates whether the node is in a suppressed state. Suppressing a node limits polling because if the node is suppressed and a related poll is suppressible, that poll cannot cause an SNMP GetRequest to be sent to the node.

Auto Delete

Yes or no. Used when NerveCenter is integrated with a network management platform. If a node is removed from the platform's database, NerveCenter removes the node from its database if this attribute is yes.

Read Community

Contains the community name that NerveCenter will include in any SNMP GetRequest or GetNextRequest that it sends to the agent on this node. By default, set to public.

Write Community

Contains the community name that NerveCenter will include in any SNMP SetRequest that it sends to the agent on this node. By default, set to public.

IP Address List

Contains the node's IP address. If the node is multihomed, IP Address List can contain a list of addresses.

Port

Contains the number of the port that the node's agent uses to receive SNMP messages. By default, the port is set to 161.

Error Status

Lists the current SNMP error status, if applicable, for a node. Polls will not happen for any nodes whose error status is one of the following:



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This file was last updated on 10 October 2000