Have a look at this short Document.
I think the problem is Load Balancer Configuration
https://www.a10networks.com/sites/default/files/resource-files/A10-DG-16119-EN.pdf
Have a look at this short Document.
I think the problem is Load Balancer Configuration
https://www.a10networks.com/sites/default/files/resource-files/A10-DG-16119-EN.pdf