Version 9.2.
(0.0)
Down status messages added.
Version 
8.3.19.0
Introduced on the S4820T.
Version 
8.3.12.0
Introduced on the S4810.
Version 
8.3.16.0
Introduced on the MXL 10/40GbE Switch IO Module.
Usage 
Information
To clear the PFC TLV counters, use the clear pfc counters interface 
port-type slot/port command.
The following describes the show interface pfc summary command shown in 
the following example.
Field Description
Interface Interface type with stack-unit and port number.
Admin mode is on 
Admin is enabled
PFC admin mode is on or off with a list of the configured 
PFC priorities. When the PFC admin mode is on, PFC 
advertisements are enabled to be sent and received from 
peers; received PFC configuration take effect. The admin 
operational status for a DCBX exchange of PFC 
configuration is enabled or disabled.
Remote is 
enabled, Priority 
list Remote 
Willing Status is 
enabled
Operational status (enabled or disabled) of peer device for 
DCBX exchange of PFC configuration with a list of the 
configured PFC priorities. Willing status of peer device for 
DCBX exchange (Willing bit received in PFC TLV): enabled or 
disable.
Local is enabled DCBX operational status (enabled or disabled) with a list of 
the configured PFC priorities.
Operational status 
(local port)
Port state for current operational PFC configuration:
• Init: Local PFC configuration parameters were 
exchanged with the peer.
• Recommend: Remote PFC configuration parameters 
were received from the peer.
• Internally propagated: PFC configuration 
parameters were received from the configuration 
source.
PFC DCBX Oper 
status
Operational status for the exchange of the PFC 
configuration on the local port: match (up) or mismatch 
(down).
532
Data Center Bridging (DCB)