Map ip dscp (interface configuration), Map ip dscp (interface configuration) -227, Table 4-64 mapping ip dscp to cos values -227 – SMC Networks SMC Tiger 10/100 SMC6128L2 User Manual

Page 527

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P

RIORITY

C

OMMANDS

4-227

map ip dscp (Interface Configuration)

This command sets IP DSCP priority (i.e., Differentiated Services Code
Point priority). Use the no form to restore the default table.

Syntax

map ip dscp dscp-value cos cos-value
no map ip dscp

dscp-value - 8-bit DSCP value. (Range: 0-255)
cos-value - Class-of-Service value (Range: 0-7)

Default Setting

The DSCP default values are defined in the following table. Note that
all the DSCP values that are not specified are mapped to CoS value 0.

Command Mode

Interface Configuration (Ethernet, Port Channel)

Command Usage

• The precedence for priority mapping is IP DSCP, and default

switchport priority.

• DSCP priority values are mapped to default Class of Service values

according to recommendations in the IEEE 802.1p standard, and
then subsequently mapped to the eight hardware priority queues.

• This command sets the IP DSCP priority for all interfaces.

Table 4-64 Mapping IP DSCP to CoS Values

IP DSCP Value

CoS Value

0

0

8

1

10, 12, 14, 16

2

18, 20, 22, 24

3

26, 28, 30, 32, 34, 36

4

38, 40, 42

5

48

6

46, 56

7

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