DELL 9.7(0.0) User Manual

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Verifying the DCB Configuration
To display DCB configurations, use the following show commands.
Table 11. Displaying DCB Configurations
Command
Output
show dot1p-queue mapping
Displays the current 802.1p priority-queue 
mapping.
show dcb [linecard {all | unit-number}] 
[sfm {all | unit-number}]
Displays the data center bridging status, number of 
PFC-enabled ports, and number of PFC-enabled 
queues. You can optionally specify the linecard or 
SFM number. The range for line card is from 0 to 3 
and for SFM is from 0 to 5.
show qos priority-groups
Displays the ETS priority groups configured on the 
switch, including the 802.1p priority classes and ID 
of each group.
show interface port-type slot/port pfc 
{summary | detail}
Displays the PFC configuration applied to ingress 
traffic on an interface, including priorities and link 
delay.
To clear PFC TLV counters, use the clear pfc 
counters interface port-type slot/port 
command.
show interface port-type slot/port pfc 
statistics
Displays counters for the PFC frames received and 
transmitted (by dot1p priority class) on an interface.
show interface port-type slot/port ets 
{summary | detail}
Displays the ETS configuration applied to egress 
traffic on an interface, including priority groups 
with priorities and bandwidth allocation.
To clear ETS TLV counters, enter the clear ets 
counters interface port-type slot/port 
command.
show interface port-type slot/port DCBx 
detail
Plays the DCBx configuration on an interface.
show linecard linecard-number port-set 
port—set-number backplane all pfc 
details
Displays the PFC configuration applied to ingress 
traffic, including priorities and link delay.
show sfm unit-number backplane all pfc 
buffer-threshold
Displays the SFM configuration applied to ingress 
traffic on stack-links, including priorities and link 
delay.
show linecard linecard-number port-set 
port—set-number backplane all ets 
details
Displays the ETS configuration applied to ingress 
traffic, including priorities and link delay.
Examples of the show Commands
The following example shows the show dot1p-queue mapping command.
Dell(conf)# show dot1p-queue-mapping
Dot1p Priority: 0 1 2 3 4 5 6 7
Queue         : 0 0 0 1 2 3 3 3
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Data Center Bridging (DCB)