6.4 Maintaining IP Source Trail............................................................................................................................6-4

6.4.1 Displaying the Statistics on IP Source Trail...........................................................................................6-4

6.4.2 Clearing the Statistics on IP Source Trail..............................................................................................6-4

6.5 Configuration Examples..................................................................................................................................6-5

6.5.1 Example for Configuring IP Source Trail..............................................................................................6-5

7 URPF Configuration..................................................................................................................7-1

7.1 Introduction to URPF......................................................................................................................................7-2

7.2 URPF Features Supported by the S9300.........................................................................................................7-2

7.3 Configuring URPF..........................................................................................................................................7-3

7.3.1 Establishing the Configuration Task......................................................................................................7-3

7.3.2 Enabling URPF......................................................................................................................................7-3

7.3.3 Setting the URPF Check Mode on an Interface.....................................................................................7-4

7.3.4 (Optional) Disabling URPF for the Specified Traffic............................................................................7-5

7.3.5 Checking the Configuration...................................................................................................................7-5

7.4 Configuration Examples..................................................................................................................................7-6

7.4.1 Example for Configuring URPF............................................................................................................7-6

8 ACL Configuration....................................................................................................................8-1

8.1 Introduction to the ACL..................................................................................................................................8-2

8.2 Classification of ACLs Supported by the S9300............................................................................................8-2

8.3 Configuring an ACL........................................................................................................................................8-3

8.3.1 Establishing the Configuration Task......................................................................................................8-3

8.3.2 Creating an ACL....................................................................................................................................8-4

8.3.3 (Optional) Setting the Time Range When an ACL Takes Effect...........................................................8-4

8.3.4 (Optional) Configuring the Description of an ACL...............................................................................8-5

8.3.5 Configuring a Basic ACL.......................................................................................................................8-5

8.3.6 Configuring an Advanced ACL.............................................................................................................8-6

8.3.7 Configuring a Frame Header-based ACL..............................................................................................8-7

8.3.8 (Optional) Setting the Step of an ACL...................................................................................................8-8

8.3.9 Checking the Configuration...................................................................................................................8-8

8.4 Applying the ACL to the S9300......................................................................................................................8-9

8.4.1 Establishing the Configuration Task......................................................................................................8-9

8.4.2 Configuring the Blacklist.......................................................................................................................8-9

8.4.3 Configuring the Whitelist.....................................................................................................................8-10

8.4.4 Checking the Configuration.................................................................................................................8-11

8.5 Maintaining an ACL......................................................................................................................................8-11

8.5.1 Clearing Statistics About an ACL........................................................................................................8-11

8.5.2 Clearing Statistics about a Blacklist or a Whitelist..............................................................................8-11

8.5.3 Monitoring the Running Status of an ACL..........................................................................................8-12

8.6 Configuration Examples................................................................................................................................8-12

8.6.1 Example for Configuring a Basic ACL................................................................................................8-12

8.6.2 Example for Configuring an Advanced ACL......................................................................................8-15

8.6.3 Example for Configuring a Frame Header-based ACL........................................................................8-20

Issue 01 (2009-07-28)

Huawei Proprietary and Confidential

Contents

Table of Contents