Chapter 10 Quality of Service (QoS)
VMG1312-B10A User’s Guide
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10.6.1 Add/Edit a QoS Policer
Click Add new Policer in the Policer Setup screen or the Edit icon next to a policer to show the
following screen.
Figure 69
Policer Setup: Add/Edit
The following table describes the labels in this screen.
Table 47
Policer Setup: Add/Edit
LABEL
DESCRIPTION
Active
Select the check box to activate this policer.
Name
Enter the descriptive name of this policer.
Meter Type
This shows the traffic metering algorithm used in this policer.
The Simple Token Bucket algorithm uses tokens in a bucket to control when traffic can be
transmitted. Each token represents one byte. The algorithm allows bursts of up to b bytes
which is also the bucket size.
The Single Rate Three Color Marker (srTCM) is based on the token bucket filter and
identifies packets by comparing them to the Committed Information Rate (CIR), the
Committed Burst Size (CBS) and the Excess Burst Size (EBS).
The Two Rate Three Color Marker (trTCM) is based on the token bucket filter and
identifies packets by comparing them to the Committed Information Rate (CIR) and the
Peak Information Rate (PIR).
Committed
Rate
Specify the committed rate. When the incoming traffic rate of the member QoS classes is
less than the committed rate, the device applies the conforming action to the traffic.
Committed
Burst Size
Specify the committed burst size for packet bursts. This must be equal to or less than the
peak burst size (two rate three color) or excess burst size (single rate three color) if it is also
configured.
This is the maximum size of the (first) token bucket in a traffic metering algorithm.
Conforming
Action
Specify what the Device does for packets within the committed rate and burst size (green-
marked packets).
•
Pass: Send the packets without modification.
•
DSCP Mark: Change the DSCP mark value of the packets. Enter the DSCP mark value to
use.
Non-
Conforming
Action
Specify what the Device does for packets that exceed the excess burst size or peak rate and
burst size (red-marked packets).
•
Drop: Discard the packets.
•
DSCP Mark: Change the DSCP mark value of the packets. Enter the DSCP mark value to
use. The packets may be dropped if there is congestion on the network.
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Страница 8: ...Contents Overview VMG1312 B10A User s Guide 8 Troubleshooting 291 ...
Страница 18: ...Table of Contents VMG1312 B10A User s Guide 18 ...
Страница 19: ...19 PART I User s Guide ...
Страница 20: ...20 ...
Страница 34: ...Chapter 2 The Web Configurator VMG1312 B10A User s Guide 34 ...
Страница 39: ...Chapter 4 Tutorials VMG1312 B10A User s Guide 39 7 Click Apply to save your settings ...
Страница 79: ...79 PART II Technical Reference ...
Страница 80: ...80 ...
Страница 168: ...Chapter 9 Routing VMG1312 B10A User s Guide 168 ...
Страница 186: ...Chapter 10 Quality of Service QoS VMG1312 B10A User s Guide 186 ...
Страница 212: ...Chapter 13 Interface Group VMG1312 B10A User s Guide 212 ...
Страница 228: ...Chapter 15 Firewall VMG1312 B10A User s Guide 228 ...
Страница 234: ...Chapter 17 Parental Control VMG1312 B10A User s Guide 234 ...
Страница 244: ...Chapter 19 Certificates VMG1312 B10A User s Guide 244 ...
Страница 248: ...Chapter 20 Log VMG1312 B10A User s Guide 248 ...
Страница 252: ...Chapter 21 Traffic Status VMG1312 B10A User s Guide 252 ...
Страница 258: ...Chapter 24 IGMP Status VMG1312 B10A User s Guide 258 ...
Страница 262: ...Chapter 25 xDSL Statistics VMG1312 B10A User s Guide 262 ...
Страница 264: ...Chapter 26 User Account VMG1312 B10A User s Guide 264 ...
Страница 270: ...Chapter 29 TR 064 VMG1312 B10A User s Guide 270 ...
Страница 274: ...Chapter 30 Time Settings VMG1312 B10A User s Guide 274 ...
Страница 280: ...Chapter 32 Logs Setting VMG1312 B10A User s Guide 280 ...
Страница 298: ...Chapter 36 Troubleshooting VMG1312 B10A User s Guide 298 ...
Страница 338: ...Appendix C Pop up Windows JavaScripts and Java Permissions VMG1312 B10A User s Guide 338 ...
Страница 352: ...Appendix D Wireless LANs VMG1312 B10A User s Guide 352 ...
Страница 368: ...Appendix G Legal Information VMG1312 B10A User s Guide 368 ...
Страница 376: ...VMG1312 B10A User s Guide 376 Index ...
Страница 377: ...Index VMG1312 B10A User s Guide 377 ...
Страница 378: ...VMG1312 B10A User s Guide 378 Index ...