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4.6
Traffic
Prioritization
Quality
of
Service
(QoS)
provides
traffic
prioritization
mechanism
which
allows
users
to
deliver
better
service
to
certain
flows.
QoS
can
also
help
to
alleviate
congestion
problems
and
ensure
high
‐
priority
traffic
is
delivered
first.
This
section
allows
you
to
configure
Traffic
Prioritization
settings
for
each
port
with
regard
to
setting
priorities.
QOS
supports
4
physical
queues,
weighted
fair
queuing
(WRR)
and
Strict
Priority
scheme,
which
follows
802.1p
COS
tag
and
IPv4
TOS/DiffServ
information
to
prioritize
the
traffic
of
your
industrial
network.
Following
commands
are
included
in
this
group:
4.6.1
QoS
Setting
4.6.2
CoS
‐
Queue
Mapping
4.6.3
DSCP
‐
Queue
Mapping
4.6.4
CLI
Commands
of
the
Traffic
Prioritization
4.6.1
QoS
Setting
Queue
Scheduling
You
can
select
the
Queue
Scheduling
rule
as
follows:
