Configuration-Qos - Surecom EP-824DX-FS User Manual

3.2.4 Configuration-Qos

QoS (Quality of Service) Configuration
"F" button to read the status of the registers. Press the
There are three options in
enable/disable these functions via marking the columns.
.TOS/Diff Serv. priority
When you enable this function, the switch can recognize
Codepoint (DSCP) priority information from the DS-field defined in
for IPv4 is the Type-of-Service (TOS)
recommended DiffServ Codepoints is defined in
service classes. This switch can extract the codepoint value of the
packets, and identify the priority of the incoming IP packet as following definitions:
High priority: whose
Low priority: whose
2D
is used to configure the
QoS Configuration and two options in priority queue. You can
octet, and for IPv6, it is the Traffic-Class octet. The
DS-field = (EF,expected forwarding:) 101110
(AF, Assured Forwarding:) 001010; 010010; 011010;
100010(Network Control:) 11x000
DS-field = others values.
© 2004 by SURECOM Technology Corporation. All rights reserved.
QoS
"Space" button to set the registers.
TCP/IP Differentiated Services
RFC2474.
RFC2597 to classify the traffic into different
DS-field
Specifications are subject to change without notice.
control registers. Press the
The DS field byte
from IPv4 and IPv6
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