Edge-Core ES3528M-PoE Guida di Installazione Pagina 633

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Class of Service Commands
4-305
4
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 four hardware priority queues.
This command sets the IP DSCP priority for all interfaces.
Example
The following example shows how to map IP DSCP value 1 to CoS value 0:
show map ip dscp
This command shows the IP DSCP priority map.
Syntax
show map ip dscp [interface]
interface
ethernet unit/port
- unit - Stack unit. (Range: 1)
- port - Port number. (Range: 1-28)
port-channel channel-id (Range: 1-8)
Table 4-84 IP DSCP to CoS Vales
IP DSCP Value CoS Value
00
81
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
Console(config)#interface ethernet 1/5
Console(config-if)#map ip dscp 1 cos 0
Console(config-if)#
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