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Figure 4-28 QoS-TOS
Priority Queue Index: Provided 4 priority queues. MT800
will set the received traffic into one of 4 priority queues for
output. The packet with highest priority will be outputted
firstly. If this queue is empty, the next packet with highest
priority will be outputted, the rest may be deduced by
analogy.
Weight: To set the weight value to the parameters of
selected application. The larger number of weight value is,
the higher priority it has.
TOS Range: Select the priority range of field from pull
down menu.
IV.
DiffServ
DiffServ field was defined in RFC 2474 and 2475 that in order to
replace ToS field. DiffServ integrated edge monitor & management,
assignment and service priority. DiffServ provide different service
priority to different requirement of QoS, in order to meet the
requirement of different service.
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