Scenario details: Creating the differentiated service policy

This topic contains information about configuring the differentiated service policy on the system.

1. In iSeries™ Navigator, expand your system > Network > IP Policies.

2. Right-click Quality of Service and select Configuration to open the quality of service (QoS) interface.

3. On the QoS interface, right-click the DiffServ policy type and select New Policy to open the wizard.

4. Read the Welcome page and click Next to go to the Name page.

5. In the Name field, enter UCD. Optionally, you can also enter a description to help you remember the intent of this policy. Click Next.

6. On the Clients page, select Specific address or addresses and click New to define your client.

7. In the New Client window, enter the following information and click OK:

   • Name: UCD_Client

   • IP address and mask: 10.10.10.0 / 24

   After you click OK, you return to the policy wizard. If you have previous clients created, clear them and verify that only relevant clients are selected.

8. On the Server Data Request page, verify that Any token and All priorities are selected and click Next.

9. On the Applications page, select Specific port, range of ports, or server type and click New.

10. In the New Application window, enter the following information and click OK to return to the wizard:

    • Name: HTTP

    • Port: 80

11. On the Applications page, select Protocol and verify TCP is selected. Click Next.

12. On the Local IP address page, verify All IP addresses is selected and click Next.

13. On the Differentiated Class of Service page, click New to define performance characteristics. The New Class of Service wizard opens.

14. Read the Welcome page and click Next.

15. On the Name page, enter UCD_service. Optionally, you can enter a description to help you remember the intent of this policy. Click Next.

16. On the Type of Service page, select Outbound only and click Next. This class of service is only used for outbound policies.

17. On the Outbound DiffServ Codepoint Marking page, select Class 4 and click Next. A per-hop behavior determines what performance this traffic receives from routers and other systems on the network. Use the Help associated with the interface to help your decision.

18. On the Perform Outbound Traffic Metering page, verify that Yes is selected, and click Next.

19. On the Outbound Rate Control Limits page, enter the following information and click Next:

    • Token bucket size: 100 Kilobits

    • Average rate limit: 512 Kilobits per second

    • Peak rate limit: 1 Megabits per second

20. On the Outbound Out-of-Profile Traffic page, select Drop UDP packets or reduce TCP congestion window and click Next.

21. Review the summary information for the class of service. If accurate, click Finish to create the class of service. After you click Finish, you return to the policy wizard and your class of service is selected. Click Next.

22. On the Schedule page, select Active during selected schedule and click New.

23. In the Add New Schedule window, enter the following information and click OK:

    • Name: UCD_schedule

    • Time of day: Active 24 hours

    • Day of week: Friday

24. Click next to view a summary of the policy. If accurate, click Finish. On the QoS Server Configuration window, you can see the new policy listed in the right pane.

Parent topic: