The ticket is Case #00822526. It's been open for sometime. Apparently, they are having trouble finding a large lab space to setup APs to simulate roaming scenarios.
Here's the case number: Case #00822526Steps to reproduce:Setup the topology as attached in picture below. Everything in the SAME subnet.Setup ZD1200 with firmware 10.1.1.0 build 42. Configure your WLAN SSID using the config below.Go to Wireless LANs ...