Lenovo ThinkSystem NE2552E Application Manual page 272

11. Enable desired DCBX configuration negotiation on FCoE ports:
12. Enable desired DCBX advertisements on other CEE ports:
13. Disable DCBX for each non‐CEE port as appropriate:
14. Save the configuration.
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NE2552E Application Guide for ENOS 8.4
NE2552E(config)# cee port INTA1,EXT4 dcbx enable
NE2552E(config)# cee port INTA1,EXT4 dcbx app_proto advertise
NE2552E(config)# cee port INTA1.EXT4 dcbx ets advertise
NE2552E(config)# cee port INTA1,EXT4 dcbx pfc advertise
NE2552E(config)# cee port INTA2,EXT5 dcbx enable
NE2552E(config)# cee port INTA2,EXT5 dcbx ets advertise
NE2552E(config)# cee port INTA2,EXT5 dcbx pfc advertise
NE2552E(config)# no cee port INTA3,INTA4-EXT11 dcbx enable