It is supported from IOS-XE 16.9.1 on Catalyst 9300/9400/9500:   https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst9300/software/release/16-9/release_notes/ol-16-9-9300.html?dtid=osscdc000283 https://docs.faucet.nz/en/latest/vendors/cisco/RE...