Each NSX Edge virtual appliance can have a total of 10 uplink and internal network interfaces.Overlapping IP addresses are not allowed for internal interfaces, and overlapping subnets are not allowed for internal and uplink interfaces.

1- Log in to the vSphere Web Client and click Networking & Security.

2- Select NSX Edges under the Networking & Security section.

3- Click the green + icon to add a new NSX Edge.

4- In the Name and description dialog box:

1. Select Edge Services Gateway as the Install Type.
2. Enter a name for the NSX Edge services gateway in the Name text box. The name should be unique across all NSX Edge services gateways within a tenant.
3. Enter a host name for the NSX Edge services gateway in the Hostname text box.
4. Enter a description in the Description text box.
5. Enter tenant details in the Tenant text box.
6. Confirm that Deploy NSX Edge is selected (default).
7. Select Enable High Availability to enable and configure high availability.
8. Click Next.

5 – In the Settings dialog box:

1. Leave the default user name of admin in the User Name text box.
2. Enter a password in the Password and Confirm Password text boxes. The password must be 12 to 255 characters and must contain the following:
   1. At least one upper case letter
   2. At least one lower case letter
   3. At least one number
   4. At least one special character
3. Select the Enable SSH access check box.
4. Select the Enable auto rule generation check box.
5. Select EMERGENCY from the Edge Control Level Logging drop-down menu.
6. Click Next.

6 – In the Configure deployment dialog box:

1. Select the data center from the Datacenter drop-down menu.
2. Select the appropriate Appliance Size.
3. Click the green + icon in the NSX Edge Appliances
4. Select the cluster or resource pool from the Cluster/Resource Pool drop-down menu.
5. Select the datastore from the Datastore drop-down menu.
6. (Optional) Select the host from the Host drop-down menu.
7. (Optional) Select the folder from the Folder drop-down menu.
8. Click OK and click Next.

7 – In the Configure Interfaces dialog box:

1. Under the Configure interfaces of this NSX Edge section, click the green + icon to create an interface.
   1. NOTE – You must add at least one internal interface for HA to work.
2. Enter the NSX Edge interface name in the Name text box.
3. Select Internal or Uplink as the
4. Click Change next to the Connected To selection box to choose the appropriate logical switch, standard port group or distributed port group with which to connect the interface.
5. Select Connected for the Connectivity Status.
6. Assign a primary IP address and subnet prefix length.
7. Select the appropriate options.
8. Select Enable Proxy ARP for overlapping network forwarding between different interfaces. Select Send ICMP Redirect to convey routing information to hosts.
9. Click OK and click Next.

7 – In the Default gateway settings dialog box, deselect the Configure Default Gateway check box and click Next.

8 – In the Firewall and HA dialog box:

1. Select the Configure Firewall default policy check box.
2. Select Accept for Default Traffic Policy.
3. Select Disable for Logging.
4. (Optional) If high availability is enabled, complete the Configure HA parameters By default, HA automatically chooses an internal interface and automatically assigns link-local IP addresses.
5. Click Next.

NOTE – If ANY is selected for the high availability interface but there are no internal interfaces configured, the user interface will not display an error. Two NSX Edge appliances will be created, but because there is no internal interface configured, the new NSX Edge appliances remain in standby and high availability is disabled. After an internal interface is configured, high availability will be enabled on the NSX Edge appliances.

9 – In the Ready to complete dialog box, review the configuration and click Finish.

Happy Learning 🙂