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 for RS20/RS30/RS40, MS20/MS30, RSR20/RSR30, MACH 100, MACH 1000, OCTOPUS
(default setting)

Traffic class for MACH 4000 and
PowerMICE
(default setting)

0

Best Effort /CS0

1

2

1-7

1

2

8

CS1

0

0

9,11,13,15

0

0

10,12,14

AF11,AF12,AF13

0

0

16

CS2

0

1

17,19,21,23

0

1

18,20,22

AF21,AF22,AF23

0

1

24

CS3

1

3

25,27,29,31

1

3

26,28,30

AF31,AF32,AF33

1

3

32

CS4

2

4

33,35,37,39

2

4

34,36,38

AF41,AF42,AF43

2

4

40

CS5

2

5

41,42,43,44,45,47

2

5

46

EF

2

5

48

CS6

3

6

49-55

3

6

56

CS7

3

7

57-63

3

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.