Layer 2 Switching Commands 669
Example
The following example globally configures the mapping for IP DSCP 1 to
traffic class 2. If trust mode is enabled for DSCP (classofservice trust ip-
dscp), packets received on any interface marked with DSCP 1 will be assigned
to internal CoS queue 2.
console(config)#classofservice ip-dscp-mapping 1 2
classofservice trust
Use the classofservice trust command in either Global Configuration mode
or Interface Configuration mode to set the class of service trust mode of an
interface. To set the interface mode to trust 802.1p markings, use the no form
of this command.
Syntax
classofservice trust {dot1p | untrusted | ip-dscp}
no classofservice trust
• dot1p — Specifies that the mode be set to trust IEEE 802.1p packet
markings.
• untrusted — Sets the Class of Service Trust Mode to Untrusted.
• ip-dscp — Specifies that the mode be set to trust IP DSCP packet
markings.
Default Configuration
By default, the switch trusts IEEE 802.1p markings.
Command Mode
Global Configuration mode or Interface Configuration (gigabitethernet,
port-channel, tengigabitethernet, fortygigabitethernet) mode
User Guidelines
This command has no user guidelines.
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