DGS-3700-12/DGS-3700-12G Series Layer 2 Gigabit Ethernet Switch User Manual
141
From port / To port
A consecutive group of ports may be configured starting with the selected port.
Class ID
Select the Class ID, from
0-7
, to configure for the SRED parameters. Selecting
all
will set the
parameters configured here for all CoS queues.
Drop Green
Enabled:
Pobabilistic drop yellow and red colored packets if the queue depth is above the
lower threshold, and pobabilistic drop green colored packets if the queue depth is above the
upper threshold.
Disabled
: Pobabilistic drop red colored packets if the queue depth is above the lower threshold,
and probabilistic drop yellow colored packets if the queue depth is above the upper threshold.
Green packets will not be dropped even it reach the threshold.
Threshold Low
(0-100)
Threshold Low refers to the drop red packets it might also include yellow packets.
Threshold High
(0-100)
Threshold High refers to the drop yellow or green packets depending on the drop mode.
Drop Rate Low
There are eight drop rates as shown below, the user may determine the drop rate for the
expected packet.
Configure Value Drop rate for expected packet
1 100%
2 6.25%
3 3.125%
4 1.5625%
5 0.78125%
6 0.390625%
7 0.1953125%
8 0.09765625%
Drop Rate High
Click
Apply
to implement changes.
