Alcatel-Lucent 7450 Quality Of Service Manual page 803

Ethernet service switch; service router; extensible routing system
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The no form of the command reverts the specified weighted scheduling class group rate limit to the
default setting.
Parameters
group-id — Defines the maximum rate allowed for the scheduling classes mapped to the specified
rate rate — Specifies the maximum rate in megabits-per-second. If the max keyword is used with
max-rate
Syntax
max-rate rate
no max-rate
Context
config>qos>hsmda-scheduler-policy
Description
This command defines an explicit maximum frame-based bandwidth limit for the HSMDA scheduler
policy scheduler. If a max-rate is defined that is smaller than the port rate, the port will be rate limited
to the expressed megabits-per-second value. This command should be used with caution if the policy
may be applied on ingress for an HSMDA as the total port ingress rate will be limited to the defined
maximum rate.
This command can be executed at any time for any non-default existing HSMDA scheduler policy.
When a new maximum rate is given for a policy, the system evaluates all instances of the policy to see
if the configured rate is smaller than the available port bandwidth. If the rate is smaller and the
maximum rate is not currently overridden on the scheduler instance, the scheduler instance is updated
with the new maximum rate value.
The maximum rate value defined in the policy can be overridden on each scheduler instance. If the
maximum rate is explicitly defined as an override on a port or ingress HSMDA, the policy's max-rate
value has no effect.
The no form of the command removes an explicit rate value from the HSMDA scheduler policy. Once
removed, all instances of the scheduler policy on egress ports or ingress HSMDAs are allowed to run
at the available line rate unless the instance has a max-rate override in place.
Parameters
rate — Specifies an explicit maximum frame based bandwidth limit for the HSMDA scheduler
scheduling-class
Syntax
scheduling-class class group group-id [weight weight-in-group]
Quality of Service Guide
group-id.
Values
1, 2
the rate parameter, the bandwidth limitation is removed from the group.
Values
1 to 40000000, max
Default
max
policy scheduler.
Values
1 to 40000000 megabits per second, max
High Scale Ethernet MDA Capabilities
805

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