Flow collection must be enabled for you to view traffic information. You can filter the data being displayed by specifying exclusion criterion.

For example, you may want to exclude a proxy server to avoid seeing duplicate flows. Or if you are running a Nessus scan on the virtual machines in your inventory, you may not want to exclude the scan flows from being collected.

1

Log in to the vSphere Web Client.

2

Select Networking & Security from the left navigation pane and then select Flow Monitoring.

3

Select the Configuration tab.

4

Ensure that Global Flow Collection Status is Enabled.

All firewall related flows are collected across your inventory except for the objects specified in Exclusion Settings.

5

To specify filtering criterion, follow the steps below.

a

Click the tab corresponding to the flows you want to exclude. flow

b

Specify the required information.

If you selected

Specify the following information

Collect Blocked Flows

Select No to exclude blocked flows.

Collect Layer2 Flows

Select No to exclude Layer2 flows.

Source

Flows are not collected for the specified sources.

a

Click the Add icon.

b

In View, select the appropriate container.

c

Select the objects to exclude.

Destination

Flows are not collected for the specified destinations.

a

Click the Add icon.

b

In View, select the appropriate container.

c

Select the objects to exclude.

Destination ports

Excludes flows to the specified ports.

Type the port numbers to exclude.

Service

Excludes flows for the specified services and service groups.

a

Click the Add icon.

b

Select the appropriate services and/or service groups.

6

Click Save.