I am having the same issue. 5 identical switches (WS-C3650-48PS with ipservicesk9) running SW version 16.12.08.The command - device-tracking policy DT-POLICY works on 3 of the 5 switches.The two not working give the same results as listed in the orig...

We have been using it with 12.5 and it does save a lot of time once setup. It works best for users with single lines. When you start adding 2nd lines with hunt groups it gets a bit more complex. BUT were were able to hand off 90% of phone MACs to our...