IP DSCP mapping

The IP DSCP mapping table allows you to assign a traffic class to every DSCP value.

The different DSCP values get the device to employ a different forwarding behavior, namely Per-Hop Behavior (PHB).
PHB classes:

Tab. Mapping the DSCP values onto the traffic classes

DSCP value

DSCP name

Traffic class
(default setting)

0

Best Effort /CS0

2

1-7

2

8

CS1

0

9,11,13,15

0

10,12,14

AF11,AF12,AF13

0

16

CS2

1

17,19,21,23

1

18,20,22

AF21,AF22,AF23

1

24

CS3

3

25,27,29,31

3

26,28,30

AF31,AF32,AF33

3

32

CS4

4

33,35,37,39

4

34,36,38

AF41,AF42,AF43

4

40

CS5

5

41,42,43,44,45,47

5

46

EF

5

48

CS6

6

49-55

6

56

CS7

7

57-63

7


Buttons

Tab. Buttons (Forts.)

Button

Meaning

“Set”

Transfers the changes to the volatile memory (RAM) of the device. To permanently save the changes afterwards, you open the Basic Settings:Load/Save dialog and click “Save”.

“Reload”

Updates the fields with the values that are saved in the volatile memory (RAM) of the device.

“Help”

Opens the online help.