Cisco Nexus 9000 Series Configuration Manual page 16

New and Changed Information
Feature
DCBXP
DPP (Dynamic Packet
Prioritization)
Configuring WRED on Egress
Queues
Configuring a Priority Flow
Control Watchdog Interval
Maximum queue occupancy
support for Leaf Spine Engines
(LSE)
Updated alpha values for
dynamic queue size
hardware qos q-noise percent
<value> command
Congestion avoidance
DCBX support
Cisco Nexus 9000 Series NX-OS Quality of Service Configuration Guide, Release 7.x
2
Description
Added support for the Cisco
Nexus 9200 and 9300-EX
Series switches.
Added support for DPP. DPP
prioritizes a configured number
of packets of every flow in a
particular class of traffic to be
sent out of another class of
traffic that DPP is mapped to.
Added support for the feature
on the Cisco Nexus 9508
switches and Cisco Nexus
3164Q switches.
Added support for the feature
on the Cisco Nexus 9508
switches and Cisco Nexus
3164Q switches.
Added maximum queue
occupancy support for Leaf
Spine Engine (LSE) enabled
switches.
Added updated alpha values for
dynamic queue size.
Added this command to tune
the random noise parameter on
Cisco Nexus 9300-EX Series
switches.
Added a command to allow
non-ECN-capable traffic to
bypass WRED thresholds.
Changed the behavior of the no
lldp tlv-select dcbxp command
such that PFC mode will be
disabled for interfaces on both
sides of back-to-back switches.
New and Changed Information
Changed Where Documented
in
Release
7.0(3)I5(1) About Priority Flow Control,
on page 137
7.0(3)I5(1) Dynamic Packet Prioritization
7.0(3)I4(5) Guidelines and Limitations, on
page 98
Configuring WRED on Egress
Queues, on page 105
7.0(3)I4(5) Guidelines and Limitations for
Priority Flow Control, on page
138
Configuring a Priority Flow
Control Watchdog Interval, on
page 146
7.0(3)I4(4) Guidelines and Limitations
7.0(3)I4(4) Configuring Tail Drop on
Egress Queues
7.0(3)I4(4) Configuring Tail Drop on
Egress Queues
7.0(3)I4(2) Configuring WRED on Egress
Queues
7.0(3)I4(2) Guidelines and Limitations for
Priority Flow Control