D-Link 3350SR Reference Manual - Page 130

Specifies the, maximum number of packets the above

Page 130 highlights

DES-3350SR Layer 3 Fast Ethernet Switch User's Guide config scheduling specified. This number is then multiplied by 16 ms to determine the maximum latency. For example, if 3 is specified, the maximum latency allowed will be 3 X 16 = 48 ms. When the specified hardware priority queue has been waiting to transmit packets for this amount of time, the current queue will finish transmitting its current packet, and then allow the hardware priority queue whose max_latency timer has expired to begin transmitting packets. Parameters − This specifies which of the four hardware priority queues the config scheduling command will apply to. The four hardware priority queues are identified by number − from 0 to 3 − with the 0 queue being the lowest priority. max_packet − Specifies the maximum number of packets the above specified hardware priority queue will be allowed to transmit before allowing the next lowest priority queue to transmit its packets. A value between 0 and 255 can be specified. max_latency − Specifies the maximum amount of time the above specified hardware priority queue will be allowed to transmit packets before allowing the next lowest hardware priority queue to begin transmitting its packets. A value between 0 and 255 can be specified − with this value multiplied by 16 ms to arrive at 130

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DES-3350SR Layer 3 Fast Ethernet Switch User’s Guide
130
config scheduling
specified. This number is then multiplied by
16 ms to determine the maximum latency.
For example, if 3 is specified, the maximum
latency allowed will be 3 X 16 = 48 ms.
When the specified hardware priority queue
has been waiting to transmit packets for
this amount of time, the current queue will
finish transmitting its current packet, and
then allow the hardware priority queue
whose max_latency timer has expired to
begin transmitting packets.
Parameters
<class_id 0-3>
This specifies which of the
four hardware priority queues the config
scheduling
command will apply to. The four
hardware priority queues are identified by
number
from 0 to 3
with the 0 queue
being the lowest priority.
max_packet <value 0-255>
Specifies the
maximum number of packets the above
specified hardware priority queue will be
allowed to transmit before allowing the next
lowest
priority
queue
to
transmit
its
packets.
A value between 0 and 255 can be
specified.
max_latency <value 0-255>
Specifies the
maximum amount of time the above
specified hardware priority queue will be
allowed to transmit packets before allowing
the next lowest hardware priority queue to
begin transmitting its packets. A value
between 0 and 255 can be specified
with
this value multiplied by 16 ms to arrive at