Creating A Qos Ets Output Policy - Dell Force10 MXL Blade Configuration Manual

Configuration guide for the mxl 10/40gbe switch io module
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Creating a QoS ETS Output Policy

A QoS output policy that you create to optimize bandwidth on an output interface for specified priority
traffic consists of the ETS settings used in DCBX negotiations with peer devices:
Bandwidth percentage
Queue scheduling
To create a QoS output policy with ETS settings, follow these steps:
Step
Task
1
Create a QoS output policy to configure the ETS
bandwidth allocation and scheduling for priority
traffic. Maximum: 32 characters.
2
(Optional) Configure the method used to
schedule priority traffic in port queues. Valid
values:
- Strict priority traffic is serviced before
strict
any other queued traffic (refer to
Strict-Priority
- Weighted elastic round robin provides
werr
low-latency scheduling for priority traffic on
port queues.
Default: WERR scheduling is used to queue
priority traffic.
Note: If you configure a scheduling method, you
cannot configure bandwidth allocation in Step 3.
3
(Optional) Configure the bandwidth percentage
allocated to priority traffic in port queues.
Percentage range: 1 to 100% in units of 1%.
The sum of bandwidth percentage assigned to
dot1p priorities/queues in a priority group should
be 100%.
Default: None.
Note: If you configure bandwidth allocation, you
cannot configure a scheduling method in Step 2.
4
Exit ETS Output Policy Configuration mode
Queueing).
Command
qos-policy-output
policy-name ets
scheduler value
bandwidth-percentage
percentage
exit
.
Command Mode
CONFIGURATION
POLICY-MAP-OUT-ETS
POLICY-MAP-OUT-ETS
POLICY-MAP-OUT-ETS
Data Center Bridging (DCB) | 125

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