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General Configuration Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

For a network that is relatively attack-free: . . . . . . . . . . . . . . . . . . . . . 3-9

For a network that appears to be under significant attack: . . . . . . . . 3-10

Basic Connection-Rate Filtering Configuration . . . . . . . . . . . . . . . . 3-11

Global and Per-Port Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Enabling Connection-Rate Filtering and

Configuring Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Configuring the Per-Port Filtering Mode . . . . . . . . . . . . . . . . . . . 3-13

Example of a Basic Connection-Rate Filtering Configuration . . 3-14

Viewing and Managing Connection-Rate Status . . . . . . . . . . . . . . . . . 3-16

Viewing the Connection-Rate Configuration . . . . . . . . . . . . . . . . 3-16

Listing and Unblocking the Currently-Blocked Hosts . . . . . . . . . 3-18

Configuring and Applying Connection-Rate ACLs . . . . . . . . . . . . . . 3-20

Connection-Rate ACL Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-21

Configuring a Connection-Rate ACL Using

Source IP Address Criteria . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22

Configuring a Connection-Rate ACL Using UDP/TCP Criteria . . . . . 3-23

Applying Connection-Rate ACLs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-26

Using CIDR Notation To Enter the ACE Mask . . . . . . . . . . . . . . . . . . 3-26

Example of Using an ACL in a Connection-Rate Configuration . . . . 3-27

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-30

Connection-Rate Log and Trap Messages . . . . . . . . . . . . . . . . . . . . . . 3-31

4 Web and MAC Authentication

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Client Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

How Web and MAC Authentication Operate . . . . . . . . . . . . . . . . . . . . 4-5

Authenticator Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

Web-based Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

MAC-based Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Operating Rules and Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10

HP ProCurve 5412ZL Access Security Guide

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