Lenovo RackSwitch G8264 Application Manual page 256

256
G8264 Application Guide for ENOS 8.4
PTP packets have a Control Plane Protection (CoPP) queue of 36. You can change
this CoPP priority using the following command:
RS G8264(config)# qos protocol­packet­control packet­queue­map <0‐47>
<protocol>
You can modify the PTP queue rate using the following command:
RS G8264(config)# qos protocol­packet­control rate­limit­packet­queue
<0‐47> <1‐10000>