Users Guide

Table Of Contents
Marking Traffic.............................................................................................................................................................. 1528
Queuing............................................................................................................................................................................1528
Policing traffic................................................................................................................................................................1529
Coloring traffic...............................................................................................................................................................1530
Modifying packet fields................................................................................................................................................1530
Shaping traffic................................................................................................................................................................ 1531
Bandwidth allocation..................................................................................................................................................... 1531
Strict priority queuing.................................................................................................................................................. 1532
Rate adjustment............................................................................................................................................................ 1533
Configure quality of service........................................................................................................................................1534
Example 1: Traffic classification and bandwidth allocation in VXLAN topology using CoS value.............. 1535
Example 2: Traffic classification and bandwidth allocation in VXLAN topology using CoS value on
access ports and DSCP value on network ports...............................................................................................1540
Buffer management......................................................................................................................................................1548
Configure ingress buffer........................................................................................................................................1549
Configure egress buffer.........................................................................................................................................1550
Deep Buffer mode....................................................................................................................................................1551
Congestion avoidance..................................................................................................................................................1553
Storm control................................................................................................................................................................. 1554
RoCE for faster access and lossless connectivity................................................................................................ 1555
Configure RoCE on the switch............................................................................................................................ 1555
RoCE for VXLAN over VLT...................................................................................................................................1559
Buffer statistics tracking.......................................................................................................................................1568
Port to port-pipe and MMU mapping.......................................................................................................................1569
QoS commands..............................................................................................................................................................1574
bandwidth..................................................................................................................................................................1574
buffer-statistics-tracking...................................................................................................................................... 1574
class............................................................................................................................................................................ 1574
class-map...................................................................................................................................................................1575
clear qos statistics.................................................................................................................................................. 1575
clear qos statistics type......................................................................................................................................... 1576
control-plane.............................................................................................................................................................1576
control-plane-buffer-size.......................................................................................................................................1577
flowcontrol................................................................................................................................................................ 1577
hardware deep-buffer-mode.................................................................................................................................1577
match..........................................................................................................................................................................1578
match cos.................................................................................................................................................................. 1579
match dscp................................................................................................................................................................1579
match precedence...................................................................................................................................................1579
match queue.............................................................................................................................................................1580
match vlan.................................................................................................................................................................1580
mtu..............................................................................................................................................................................1580
pause........................................................................................................................................................................... 1581
pfc-cos........................................................................................................................................................................1581
pfc-max-buffer-size............................................................................................................................................... 1582
pfc-shared-buffer-size...........................................................................................................................................1582
pfc-shared-headroom-buffer-size...................................................................................................................... 1583
police.......................................................................................................................................................................... 1583
policy-map.................................................................................................................................................................1584
priority........................................................................................................................................................................ 1584
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