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Qos:acl-priority sub attribute – ADC SG-1 User Manual

Page 193

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June 30, 2006

Appendix A: SG-1 Vendor-Specific Attributes

SG1-UM-8500-03

A-35

Example:

The system sets DIFFSERV field to 12 of all the packets that passed access-list video.

Filter-Id = "video out permit 192.168.1.0 255.255.255.0 12",

adc-avpair = "qos:cos=video;12"

qos:acl-priority sub attribute

The qos:acl-priority sub-attribute specifies the Q.o.S priority that should be set for an access list within a session. A
default access list priority is 0. The system precedes the high priority packets on the low priority ones. The priority is
being activated only if the qos:down-mean-rate or/and qos:up-mean-rate are defined for the connected session,
otherwise it is being ignore.

General:

Format:

adc-avpair = "qos:acl-priority=;,

Example:

adc-avpair = "qos:acl-priority=acl1;1",

Parameter

Description

Values

Access list name

Up to 16 alphanumeric characters.

Class of service

Mandatory

Number - 0 to 63

Note:

If the higher priority traffic is exceeding the session bandwidth limitation, then starvation of lower

priority traffic may occur. To prevent lower priority traffic starvation, the higher priority access list bandwidth
limitation should be smaller that the session one.

Operation Mode:

Access-Accept message
Service-Accept message

Vendor-type:

95

Vendor-length:

1-128 + attribute-name length

Parameter

Description

Values

Access list name

Up to 16 alphanumeric characters.

Access list priority, while 0 is
the lowest priority and 10 is
the highest

Mandatory

Number - 0 to 10