Brocade Network OS Administrator’s Guide v4.1.1 - Manual (Page 690)

Dead Interval: 120 secs
Remaining Life : 104 secs
Chassis ID: 0005.1e78.f004
LLDP PDU Transmitted: 2412 Received: 2372
OPTIONAL TLVs
==============
DCBX TLVs
===========
Version : CEE
DCBX Ctrl OperVersion: 0 MaxVersion: 0 SeqNo: 1 AckNo: 4
DCBX ETS OperVersion: 0 MaxVersion: 0 Enabled: 1 Willing: 1 Error: 0
Enhanced Transmission Selection (ETS)
Priority-Group ID Map:
Priority : 0 1 2 3 4 5 6 7
Group ID : 2 2 2 1 2 2 2 15
Group ID Bandwidth Map:
Group ID : 0 1 2 3 4 5 6 7
Percentage: 0 40 60 0 0 0 0 0
Number of Traffic Classes supported: 8
DCBX PFC OperVersion: 0 MaxVersion: 0 Enabled: 1 Willing: 1 Error: 0
Priority-based Flow Control (PFC)
Enabled Priorities: 3
Number of Traffic Class PFC supported: 8
FCoE App OperVersion: 0 MaxVersion: 0 Enabled: 1 Willing: 1 Error: 0
FCoE Application Protocol
User Priorities: 3
2. Enter the show qos flowcontrol interface command to check for pause frames.
switch# show qos flowcontrol interface tengigabitethernet 66/0/55
Interface TenGigabitEthernet 66/0/55
Mode PFC
DCBX enabled for PFC negotiation
TX 4926331124 frames
TX TX RX RX Output Paused
CoS Admin Oper Admin Oper 512 BitTimes
-----------------------------------------------
0 Off Off Off Off 0
1 Off Off Off Off 0
2 Off Off Off Off 0
3 On On On On 0
4 Off Off Off Off 0
5 Off Off Off Off 0
6 Off Off Off Off 0
7 Off Off Off Off 0
3. Enter the show qos queue interface command to check the CoS statistics.
switch# show qos queue interface tengigabitethernet 66/0/60
Interface TenGigabitEthernet 66/0/60
RX RX TX TX
CoS Packets Bytes TC Packets Bytes
-------------------------------------------------
0 1600 354184 0 0 0
1 0 0 1 7962 636960
2 0 0 2 0 0
3 8508 544832 3 18 6048
4 0 0 4 0 0
5 0 0 5 0 0
6 0 0 6 0 0
7 0 0 7 2123 282360
untag 2082 216528
4. Enter the show qos rcv-queue interface command to check for indicators of congestion, including
dropped packets, buffer consumption, and real-time queue statistics.
switch# show qos rcv-queue interface tengigabitethernet 66/0/55
Interface TenGigabitEthernet TenGigabitEthernet 66/0/55
In-use 27216 bytes, Total buffer 144144 bytes
0 packets dropped
In-use Max
TC Bytes Bytes
-------------------------
0 0 252
1 0 252
2 0 252
3 27216 75284
4 0 252
5 0 252
6 0 57456
7 0 9576
Troubleshooting procedures
690 Network OS Administrator’s Guide
53-1003225-04