Create an SE Group for Each Active/ Standby Pair of SE
This section explains the steps to configure legacy HA using the web interface.
Creating an SE Group for each Active/Standby Pair of SEs
- Navigate to . Select the required cloud.
- ClickCREATE.
- Specify a name for the SE group.
- ClickPlacementtab and selectActive/Standby.

- Specify the floating IP address (optional). Configuration of floating IP address is not supported through the UI in current release. Configure it using CLI through Network Service of the corresponding SE-Group. For more details, see Network Service Configuration section.
- By default,NSX Advanced Load Balancercompacts all virtual services into one SE within the active/standby pair. To distribute active virtual services across the pair, within theVirtual Service Placement Policysection of the SE group editor, selectEnable Distribute Loadoption.You can specify the second floating IP address. Assign virtual services on an individual basis to one or the other SE in the legacy pair by navigating to theAdvancedtab in thevirtual serviceeditor.You can configure the second floating IP address using CLI through Network Service of the corresponding SE-Group. For more information, see Network Service Configuration section.
- By default, virtual services that fail over cannot be migrated to the SE that replaces the failed SE. Instead, the load remains compacted on the failover SE. ChooseEnable Auto-redistribute Loadoption to make failback automatic.
- TheVirtual Services per Service Enginefield sets a maximum number of virtual services that may be placed. Thelegacyisnon-elasticsuch that for any given virtual service, exactly one placement (onto the virtual service's active SE) will be performed.

- Finally, deselectHealth Monitoring on Standby Service Engine(s)option so that it can be performed only by active SEs.
- ClickSave.
Add a Pair of SEs to the SE Group
The following are the steps to add a pair of SEs to the SE group.
- Navigate to .
- Select the cloud fromSelect Clouddrop-down menu.
- Click the edit icon next to one of the SEs.
- Select the SE group fromService Engine Groupdrop-down menu.

- IfNSX Advanced Load Balanceris deployed in full access mode then, the other SE is added to the same group automatically.
- IfNSX Advanced Load Balanceris installed in no access mode then, select the second SE to add it to the group.
Placing a Virtual Service on the SE Group
After configuring the SE group for legacy HA, virtual services can be placed on the group. The following are the steps to place a virtual service on the SE group.
- Navigate to .
- If you are creating a new virtual service, select . Specify a name and the VIP address, and then clickAdvancedtab.
- If you are editing an existing virtual service, click the edit icon in the row for the virtual service. ClickAdvancedtab.
- In theOther Settingssection, select the SE group fromServiceEngine Groupdrop-down menu.

- ClickSave.