Express Ethernet SwitchLB9019A-R2
8
QoS (Quality of Service) Settings
Figure 3: Default Setting of the QoS (Quality of Service) DIP Switch on the Rear Panel
There are three Priority Queues on 1616Q, Normal (N), High (H), and Very High (VH)
Queues.
On the rear panel of the switch, there are eight pins on the DIP Switch for QoS (Quality
of Service) Settings.
z
Toggle ON Pin 1 to enable Port based QoS on Port 1.
z
Toggle ON Pin 2 to enable Port based QoS on Port 2.
z
Toggle ON Pin 3 to enable Port based QoS on Port 3.
z
Toggle ON Pin 4 to enable Port based QoS on Port 4.
z
Toggle ON Pin 5 to enable Port based QoS on Port 5.
z
Toggle ON Pin 6 to enable Port based QoS on Port 6.
z
Toggle ON Pin 7 to enable layer 2 VLAN Tagging QoS.
z
Toggle ON Pin 8 to enable layer 3 IP Header QoS.
z
There is no DIP Switch pin for Port based QoS on Port 7 through Port 16.
If none of the DIP Switch pins are toggled ON, all packets are sent to the Normal Queue.
If PIN 1 or 2 is ON, Port 1 or 2 is set to VH priority. All packets entering these two ports
are sent to Very High Queue.
If PIN 3, 4, 5, or, 6 is ON, the corresponding port is set to H priority. All packets entering
these ports are sent to High Queue.
There is no pin for Port 7 through Port 16. These ports have default port-based priority
set to Normal. Packets entering these ports are sent to Normal Queue.
1 2 3 4 5 6 7 8
O
N
