Other network elements are not required.
Priority mapping (DiffServ domain mode) is a basic feature of a switch and is not under license control.
Only the following switch models support priority mapping (DiffServ domain mode):
S5720-EI, S5720-HI, S5730-HI, S5731-H, S5731-S, S5731S-S, S5731S-H, S5732-H, S5735-L, S5735S-L, S5735S-L-M, S5735-S, S5735S-S, S5735-S-I, S6720-EI, S6720S-EI, S6720-HI, S6730-H, S6730S-H, S6730-S, and S6730S-S
For details about software mappings, visit Hardware Query Tool and search for the desired product model.
None.