VMWare vSphere - HTML5 Web User Interface

Configure Virtual Distributed Switch Port Mirroring

1. In the left panel, select the VDS for which to configure for port mirroring.
2. Click Configure.

   

3. Click Port Mirroring.
4. Click New.
5. In the Select Session Type section, select Distrubuted Port Mirroring.

   

6. Click Next.
7. In the Name field, type a name for the port mirroring session.

   

8. Change Status to Enabled.
9. (Optional) Edit the Advanced Properties section.
10. Click Next.
11. Click the Add Source Port button.

    

12. Select your Client VM(s) from the list.

    

13. Click OK.
14. (Optional) Select Ingress, Egress, or both. By default, both are selected.

    Tip: Ingress and Egress determine the directional flow of traffic from your VMs.

15. Click Next.
16. Click the Add Destination Port button.

    

17. Select your NNM VM(s) from the list.

    

18. Click OK.
19. Click Next.
20. Click Finish.

    

    The VDS appears in the Port Mirroring section.

(Optional) Configure Port Group that Resides on the VDS

The following steps apply only if your NNM VM has a dedicated port group.

1. In the left panel, click on the VDS for which you previously configured port mirroring.
2. Below the VDS, select the port group.

   

3. Click Configure.
4. Click Edit.
5. Click VLAN.

   

6. In the VLAN Type drop-down box, select VLAN Trunking.
7. In the Range box, set the value to 0-4094.
8. Click Security.

   

9. Set Promiscuous Mode to Accept.
10. Click OK.

Power on Your VMs

Note: To avoid issues, Tenable recommends ensuring that the source and traffic direction for port mirroring is correct before powering on your VMs.

If your VMs are not already powered on, power them on. Traffic begins flowing and NNM begins collecting data.