Cisco APIC Layer 2 Networking Configuration Guide, Release 6.2(x)

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Cisco APIC Layer 2 Networking Configuration Guide, Release 6.2(x)

Configure atomic counters

Updated: July 7, 2026

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Configure atomic counter policies to measure traffic between endpoints, endpoint groups, external interfaces, and IP addresses.

You can measure traffic between a combination of endpoints, endpoint groups, external interfaces, and IP addresses using atomic counter policies.

Procedure

  1. In the menu bar, click Tenants.

  2. In the submenu bar, click the desired tenant.

  3. In the Navigation pane, expand the tenant and expand Policies and then expand Troubleshoot.

  4. Under Troubleshoot, expand Atomic Counter Policy and choose a traffic topology.

    You can measure traffic between a combination of endpoints, endpoint groups, external interfaces, and IP addresses.

  5. Right-click the desired topology and choose Add topology Policy to open an Add Policy dialog box.

  6. In the Add Policy dialog box, perform the following actions:

    1. In the Name field, enter a name for the policy.
    2. Choose or enter the identifying information for the traffic source.
      The required identifying information differs depending on the type of source (endpoint, endpoint group, external interface, or IP address).
    3. Choose or enter the identifying information for the traffic destination.
    4. Optional: (Optional) In the Filters table, click the + icon to specify filtering of the traffic to be counted.
      In the resulting Create Atomic Counter Filter dialog box, you can specify filtering by the IP protocol number (TCP=6, for example) and by source and destination IP port numbers.
    5. Click Submit to save the atomic counter policy.

  7. In the Navigation pane, under the selected topology, choose the new atomic counter policy.

    The policy configuration is displayed in the Work pane.

  8. In the Work pane, click the Operational tab and click the Traffic subtab to view the atomic counter statistics.