User guide

Brocade 6910 Ethernet Access Switch Configuration Guide 427
53-1002581-01
Priority Commands (Layer 3 and 4)
21
qos map phb-queue
This command determines the hardware output queues to use based on the internal per-hop
behavior value. Use the no form to restore the default settings.
Syntax
qos map phb-queue queue-id from phb0 ... phb7
no map phb-queue phb0 ... phb7
phb - Per-hop behavior, or the priority used for this router hop. (Range: 0-7)
queue-id - The ID of the priority queue. (Range: 0-7, where 7 is the highest priority queue)
DEFAULT SETTING.
Command Mode
Interface Configuration (Port)
Command Usage
• Enter a queue identifier, followed by the keyword “from” and then up to eight internal per-hop
behavior values separated by spaces.
• Egress packets are placed into the hardware queues according to the mapping defined by this
command.
Example
Console(config)#interface ethernet 1/5
Console(config-if)#qos map phb-queue 0 from 1 2 3
Console(config-if)#
qos map trust-mode
This command sets QoS mapping to DSCP or CoS. Use the no form to restore the default setting.
Syntax
qos map trust-mode {dscp | cos}
no qos map trust-mode
dscp - Sets the QoS mapping mode to DSCP.
cos - Sets the QoS mapping mode to CoS.
Default Setting
CoS
Command Mode
Interface Configuration (Port)
TABLE 101 Mapping Internal Per-hop Behavior to Hardware Queues
Per-hop Behavior
01234567
Hardware Queues 2 0 1 3 4 5 6 7