Layer 2 Configuration – VLAGS

Manage VLAG

Selecting Manager → Layer 2 → Manage VLAG displays the Manage VLAG dashboard with a list of any existing VLAG entries.

UNUM provides access to specific feature help documentation via the Help Button  icon.


Select the desired Fabric from the left side navigation bar and the dashboard updates showing all VLAGs from all switches within the Fabric.


Note: If no entries exist a "No Data Exists" message is displayed. You must first configure an entry on a switch. Prerequisite settings and configuration may be required.



The dashboard displays a list of existing VLAG entries by Switch. Additional parameters include: name, port, cluster-id, mode, switch, peer-switch, peer-port, status, local-state and lacp-mode.

You sort the list of entries in the dashboard using the up / down  arrows above each of the columns to sort the information as needed.

Manager VLAGS Fabric Dashboard


Select the desired switch from the fabric and the dashboard updates automatically with VLAG settings.

The dashboard displays a list of existing VLAG entries. Parameters include: name, port, cluster-id, mode, switch, peer-switch, peer-port, status, local-state and lacp-mode.

You sort the list of entries in the dashboard using the up / down  arrows above each of the columns to sort the information as needed.

The dashboard displays a list of existing VLAGS and new VLAGS are created by selecting Create Virtual Link Aggregation.

Manager VLAGS Dashboard


To obtain detailed information about a VLAG click on an entry in the dashboard.

A Details pane opens displaying the configuration information about the VLAN.

Click X to close the viewing pane.

Manager VLAG Details


To create a VLAG click Create Virtual Link Aggregation and enter or select the VLAG parameters which include:

  • Name – The VLAG name
  • Port – The local VLAG port
  • Peer-port – The VLAG peer-port
  • Mode – The VLAG mode as active-active or active-standby
  • lacp-mode – The LACP mode as off, passive or active


Manager VLAG Create a VLAG


Click Save to continue or Cancel to return to the previous screen without saving any changes.

Additional field parameters are entered by clicking on the  icon for Additional Fields. These include:

  • lacp-timeout – The LACP timeout as slow or fast
  • lacp-fallback – LACP fallback mode -- individual or bundled
  • lacp-fallback-timeout – LACP fallback timeout -- default is 50 seconds
  • peer-switch – The VLAG peer-switch
  • lacp-port-priority – LACP Port Priority


Select the failover-move-L2 (failover-move-L2 sends gratuitous APRs or not) checkbox to send gratuitous APRs.


Manager VLAG Create a VLAG Additional Parameters


Click Save to continue or Cancel to return to the previous screen without saving any changes.

To modify a VLAG click on Edit by selecting the Cog  icon to make changes to the VLAG parameters which include:

  • lacp-mode – The LACP mode as off, passive or active
  • lacp-timeout – The LACP timeout as slow or fast
  • lacp-port-priority – LACP Port Priority


Additional field parameters are modified by clicking on the  icon for Additional Fields. These include:

  • lacp-fallback – LACP fallback mode -- individual or bundled
  • lacp-fallback-timeout –  LACP fallback timeout -- default is 50 seconds


Select the failover-move-L2 (failover-move-L2 sends gratuitous APRs or not) check box to send gratuitous APRs.


Manager VLAG Modify VLAG Parameters


Click Save to continue or Cancel to return to the previous screen without saving any changes.