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Getting Started
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Add an Application QoS Profile

You are here: Network > Application QoS.

Procedure

To add an AppQoS profile:

  1. Click the add icon (+) on the upper right side of the Application QoS page.

    The Add AppQoS Profile page appears.

  2. Complete the configuration according to the guidelines provided in Table 243 through Table 244.
  3. Click OK to save the changes. If you want to discard your changes, click Cancel.

Table 243: Fields on the Add AppQoS Profile Page

Field

Action

Name

Enter a name for the AppQoS profile. The name must be a string beginning with a letter or underscore and consisting of letters, numbers, dashes and underscores, and length should be maximum 53 characters.

Rate Limiter
Traffic Direction

Client to Server

Select a rate limiter from the list to be associated with client-to-server traffic for this application.

Click Add New to add a new rate limiter profile. For more information on creating a new rate limiter, see Add a Rate Limiter Profile.

Server to Client

Select a rate limiter from the list to be associated with server-to-client traffic for this application.

Click Add New to add a new rate limiter profile. For fields information, see Add a Rate Limiter Profile.

Action

Select one of the following actions to configure the AppQoS rules:

  • Drop—Drops out-of-profile packets.

  • Loss Priority High—Elevates the loss priority to maximum.

Note: This option is not supported for SRX4600 and SRX5000 line of devices.

QoS Marking

DSCP

Select an option from the list to mark Differentiated Services code point (DSCP) alias or bit map with matching applications to establish the output queue.

Forwarding Class

Select an option from the list to mark the AppQoS class with matching applications.

Click Add New to add a new forwarding class. For more information in adding a new forwarding class, see Table 244.

Note: Add New is not supported for the logical systems and tenants. You can only select the predefined value.

Packet Loss Priority

Select an option from the list to mark loss priority with matching applications.

Possible values are none, high, low, medium-high, and medium-low. A high loss priority means that there is an 80% chance of packet loss in congestion.

Logs

Enable this option to log AppQoS events.

Table 244: Fields on the Add Forwarding Class page

Field

Action

Name

Enter a name for the forwarding class.

Queue Number

Enter an output queue number to associate with the forwarding class.

Range is 0 through 7.

Priority

Select the forwarding class queuing priority from the list.

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