HP ProCurve 420 Installation And Getting Started Manual page 4

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Sample Network Topologies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Ad Hoc Wireless LAN (no access point) . . . . . . . . . . . . . . . . . . . . . . . 2-14
Infrastructure Wireless LAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15
Recommended Minimal Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Using the Command Line Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Where to Go From Here . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Starting a Telnet Session . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Starting a Web Browser Session . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Basic Troubleshooting Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Diagnosing with the LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Proactive Networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Hardware Diagnostic Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Testing the Access Point by Resetting It . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Checking the Access Point's LEDs . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Checking Event Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Testing Twisted-Pair Cabling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Testing End-to-End Network Communications . . . . . . . . . . . . . . . . . . 4-7
Restoring the Factory Default Configuration . . . . . . . . . . . . . . . . . . . 4-8
Downloading New Access Point Software . . . . . . . . . . . . . . . . . . . . . . . 4-9
HP Customer Support Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Before Calling Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

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