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Access Security Guide
2910al
ProCurve Switches
W.14.03
www.procurve.com
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HP ProCurve 2910al Switch February 2009 W.14.03 Access Security Guide
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© Copyright 2009 Hewlett-Packard Development Company, provided with the distribution. L.P. The information contained herein is subject to change with 3. The name of the author may not be used to endorse or out notice. All Rights Reserved. promote products derived from this software without specific prior written permission. This document contains proprietary information, which is THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' protected by copyright. No part of this document may be AN
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Contents Product Documentation About Your Switch Manual Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Printed Publications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Electronic Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Software Feature Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xx 1 Security Overview Contents . . . . . . . . . . . . . . . . . .
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2 Configuring Username and Password Security Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Configuring Local Password Security . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6 Menu: Setting Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6 CLI: Setting
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Disabling or Re-Enabling the Password Recovery Process . . . . 2-32 Password Recovery Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34 3 Web and MAC Authentication Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Web Authentication . . . . . . . . . . . . . . . . . . . . .
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4 TACACS+ Authentication Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Terminology Used in TACACS Applications: . . . . . . . . . . . . . . . . . . . . 4-3 General System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5 General Authentication Setup Procedure . . . .
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RADIUS-Administered CoS and Rate-Limiting . . . . . . . . . . . . . . . . . . . 5-4 SNMP Access to the Switch’s Authentication Configuration MIB . . . 5-4 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5 Switch Operating Rules for RADIUS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6 General RADIUS Setup Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7 Configuring the Switch for RADIUS Au
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General RADIUS Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43 RADIUS Authentication Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-45 RADIUS Accounting Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-46 Changing RADIUS-Server Access Order . . . . . . . . . . . . . . . . . . . . . . . 5-47 Messages Related to RADIUS Operation . . . . . . . . . . . . . . . . . . . . . . . 5-50 6 Configuring RADIUS Serv
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Configuring the Switch To Support RADIUS-Assigned ACLs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-24 Displaying the Current RADIUS-Assigned ACL Activity on the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-26 ICMP Type Numbers and Keywords . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-28 Event Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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8 Configuring Secure Socket Layer (SSL) Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3 Prerequisite for Using SSL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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ACL Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-14 Static Port ACL and Dynamic Port ACL Applications . . . . . . . . . 9-15 Dynamic (RADIUS-assigned) Port ACL Applications . . . . . . . . . 9-15 Multiple ACLs on an Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-16 Features Common to All ACL Applications . . . . . . . . . . . . . . . . . . . . . 9-16 General Steps for Planning and Configuring ACLs . . . . .
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Configuring Standard ACLs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-44 Configuring Named, Standard ACLs . . . . . . . . . . . . . . . . . . . . . . . 9-46 Creating Numbered, Standard ACLs . . . . . . . . . . . . . . . . . . . . . . . 9-49 Configuring Extended ACLs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-53 Configuring Named, Extended ACLs . . . . . . . . . . . . . . . . . . . . . . . 9-55 Configuring Numbered, Extended ACLs . . .
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10 Configuring Advanced Threat Protection Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2 DHCP Snooping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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11 Traffic/Security Filters and Monitors Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Filter Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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802.1X Port-Based Access Control . . . . . . . . . . . . . . . . . . . . . . . . 12-5 Alternative To Using a RADIUS Server . . . . . . . . . . . . . . . . . . . . . 12-6 Accounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-6 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-6 General 802.1X Authenticator Operation . . . . . . . . . . . . . . . . . . . . . . 12-9 Example of the A
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802.1X Open VLAN Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . 12-46 Option For Authenticator Ports: Configure Port-Security To Allow Only 802.1X-Authenticated Devices . . . . . . . . . . . . . . . . . 12-47 Port-Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-48 Configuring Switch Ports To Operate As Supplicants for 802.1X Connections to Other Switches . . . . . . . . 12-49 Example . . . . . . . . . . . . . . . . .
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MAC Lockdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-22 Differences Between MAC Lockdown and Port Security . . . . . . . . 13-24 MAC Lockdown Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . 13-25 Deploying MAC Lockdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-26 MAC Lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-30 Port Security and MAC
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Using a Web Proxy Server to Access the Web Browser Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-9 Web-Based Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-9 Building IP Masks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-10 Configuring One Station Per Authorized Manager IP Entry . . . . . . 14-10 Configuring Multiple Stations Per Authorized M
