Cerio OW-200N2, User Manual

Page: 153 / 290

User’s Manual
500mW eXtreme Power 11Na Outdoor Bridge
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5.11.1.4 DSCP Class : Differentiated services code point, DSCP. Select Any or
specify classify traffic from drop-down list. The Per-Hop Behavior (PHB) is
indicated by encoding a 6-bit value-called the Differentiated Services Code
Point (DSCP)—into the 8-bit Differentiated Services (DS) field of the IP packet
header. Below depicts class for DSCP.
5.11.1.5 BE : Default PHB, which is typically best-effort traffic
5.11.1.6 EF : Expedited Forwarding PHB, dedicated to low-loss, low-latency traffic
5.11.1.7 AF : Aaaured Forwarding PHB, which gives assurance of delivery under
conditions. The AF behavior group defines four separate AF classes. Within
each class, packets are given a drop precedence (high, medium or low). The
combination of classes and drop precedence yields twelve separate DSCP
encodings from AF11 through
AF43 (see table)
DROP
Precedence Class
1 Class
2 Class
3 Class
4
Low Drop AF11 AF21 AF31 AF41
Medium Drop AF12 AF22 AF32 AF42
High Drop
AF13 AF23 AF33 AF43
5.11.1.8
Protocol : Select Any or specify protocol from drop-down list. When you
select ICMP or Layer 7 Application , the Source/ Destination Port can not used.
5.11.1.9 Souce Port : Specify source port range required for this rule
5.11.1.10 Destination Port : Specify destination port range required for this rule
5.11.2 Action : After configuring rule, a policy rule ensures that a traffic flow gets the
requested treatment in the network.
5.11.2.1 Remark DSCP : Sepcify a new DSCP class, if you want to replace or
remark the DSCP
5.11.2.2 Bandwidth : Click “Enable” to activate function, and click “Disable” to
deactivate function
5.11.2.3 Upload / Download : Specify the bandwidth in kilobit per second (Kbps).
Enter a number between 8 to 8192, default upload is 128 Kbps, download is
1024 Kbps.
Click “ Add ” button to add QoS rule to List. There are 10 rules maximum allowed in this
QoS List. All rules can be removed or edited on the List. Click Reboot button to activate
your changes.