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Hardware Forwarding of Traffic Based on Transmission Layer Protocol, Dropping All Other Traffic


Caution: If the IP Switch Processor is being managed from a remote host, you must in include the host's address in a forwarding rule. If you don't, you may not be able to gain access to the IP Switch Processor at the conclusion of this task.


    1. Create a QoS policy, if you have not already done so. See Creating a QoS Policy.

    2. Create a rule in that policy, if you have not already done so. See Creating a Rule for a QoS Policy.

    3. Click [ConfigBtn] on the home page.

    4. Click the Quality of Service link in the Policy Configuration section.

    5. Click the name of the policy in which you want to edit a rule in the Current QoS policies drop-down list.

    6. Click Select.

    7. Click the name of the hardware filtering rule you want to edit in the drop-down list box.

    8. Click Edit.

    9. Enter the port number of the source transmission layer protocol to be forwarded in the SPort/Mask edit box.

    10. Enter the port number of the destination transmission layer protocol to be forwarded in the DPort/Mask edit box.

    11. Click the Inbound radio button, if you want traffic inbound to the IP Switch to be affected by the rule.

    12. Click the Outbound radio button, if you want traffic outbound from the IP Switch to be affected by the rule.

    13. (Optional) Click on the interface you want to be affected by the rule in the Interface drop-down list.

    14. (Optional) Enter the IP transmission layer protocol to be used (TCP or UDP) in the IPproto field.

    15. Click on the permit filter in the Filter drop-down list.

    16. Click the priority queue to be used for this rule in the Priority drop-down list.

    17. Click [ApplyBtn].

    18. (Optional) Repeat steps 7-17 swapping the source and destination addresses to apply the rule to traffic in the reverse direction

    19. (Optional) Repeat steps 7-18 for each source-destination pair you would like to forward

    20. .Create the rule to drop all the other traffic for the policy (See Creating a Rule for a QoS Policy).

    21. Click the Inbound radio button, if you want traffic inbound to the IP Switch to be affected by the rule.

    22. Click the Outbound radio button, if you want traffic outbound from the IP Switch to be affected by the rule.

    23. (Optional) Click on the interface you want to be affected by the rule in the Interface drop-down list.

    24. Click on the deny filter in the Filter drop-down list.

    25. Click [ApplyBtn].

    26. Apply the policy (See Applying QoS Policies).

    27. Click [HomeBtn].


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Copyright © 1997 Ipsilon Networks, Inc.
Portions copyright © Digital Equipment Corporation 1998. All rights reserved.
Updated January 8, 1998
Send comments to Digital Equipment Corporation, doc-quality@lkg.mts.dec.com