Brocade Mobility RFS Controller System Reference Guide (Supporting software release 5.5.0.0 and later) User Manual

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Brocade Mobility RFS Controller System Reference Guide

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8. Configure the following parameters in respect to the intended Wireless Client Upstream Rate

Limit:

9. Set the following Wireless Client Upstream Random Early Detection Threshold settings for each

access category:

10. Configure the following parameters in respect to the intended Wireless Client Downstream

Rate Limit (traffic from a controller or service platform to associated Access Point radios and
the wireless client):

Enable

Select the Enable radio button to enable rate limiting for data transmitted from the client to its
associated Access Point radio and connected wireless controller. Enabling this option does not
invoke client rate limiting for data traffic in the downstream direction. This feature is disabled by
default.

Rate

Define an upstream rate limit between 50 - 1,000,000 kbps. This limit constitutes a threshold for
the maximum the number of packets transmitted or received (from all access categories). Traffic
that exceeds the defined rate is dropped by the client and a log message is generated. The default
rate is 1,000 kbps.

Maximum Burst Size

Set a maximum burst size between 2 - 1024 kbytes. The smaller the burst, the less likely the
upstream packet transmission will result in congestion for the wireless client. The default burst size
is 64 kbytes.

Background Traffic

Set a percentage value for background traffic in the upstream direction. This is a percentage of the
maximum burst size for low priority traffic. Background traffic exceeding the defined threshold is
dropped by the client and a log message is generated. The default threshold is 50%.

Best Effort Traffic

Set a percentage for best effort traffic in the upstream direction. This is a percentage of the
maximum burst size for normal traffic. Best effort traffic exceeding the defined threshold is
dropped by the client and a log message is generated. The default threshold is 50%.

Video Traffic

Set a percentage value for video traffic in the upstream direction. This is a percentage of the
maximum burst size for video traffic. Video traffic exceeding the defined threshold is dropped by
the client and a log message is generated. The default threshold is 25%.

Voice Traffic

Set a percentage value for voice traffic in the downstream direction. This is a percentage of the
maximum burst size for voice traffic. Voice traffic exceeding the defined threshold is dropped by the
client and a log message is generated. The default threshold is 0%.0% implies no early random
drops will occur.

Enable

Select the

Enable

radio button to enable rate limiting for data transmitted from connected

wireless clients to the controller or service platform. Enabling this option does not invoke rate
limiting for data traffic in the upstream direction. This feature is disabled by default.

Rate

Define a downstream rate limit between 50 - 1,000,000 kbps.This limit constitutes a threshold for
the maximum the number of packets transmitted or received by the client. Traffic that exceeds the
defined rate is dropped and a log message is generated. The default rate is 1,000 kbytes.

Maximum Burst Size

Set a maximum burst size between 2 - 64 kbytes. The smaller the burst, the less likely the
downstream packet transmission will result in congestion for the wireless client. The default burst
size is 64 kbytes.

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