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ZyXEL Communications NWA-3160, NWA-3163 & NWA-3166 manual 296

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Chapter 24 Troubleshooting

296
296	NWA-3160 Series User’s Guide

Contents

Default Login Details www.zyxel.com Page About This User's Guide Page Page Document Conventions Page Safety Warnings Contents Overview Page Table of Contents Page Page Page Page Page Page Page Page Page Page Page Introduction 1.1 Overview 1.2 Applications for the NWA 1.2.1 Access Point 1.2.2 Bridge / Repeater 1.2.2.1 Bridge / Repeater Mode Example Page 1.2.3 AP + Bridge 1.2.4 MBSSID Page 1.2.5 Pre-ConfiguredSSID Profiles 1.3CAPWAP 1.4 Ways to Manage the NWA 1.5Good Habits for Managing the NWA 1.6Hardware Connections 1.6.1 Antennas 1.7 LEDs Page The Web Configurator 2.1 Overview 2.2Accessing the Web Configurator 2.3 Resetting the NWA 2.3.1 Methods of Restoring Factory-Defaults 2.4 Navigating the Web Configurator Page Tutorials 3.1 Overview 3.2 How to Configure the Wireless LAN 3.2.1Choosing the Wireless Mode 3.2.2 Wireless LAN Configuration Overview 3.2.3 Further Reading 3.3How to Configure Multiple Wireless Networks Page 3.3.1 Change the Operating Mode 3.3.1.2 MBSSID 3.3.2 Configure the VoIP Network 3.3.2.1 Set Up Security for the VoIP Profile Page 3.3.3 Configure the Guest Network Page 3.3.3.1 Set Up Security for the Guest Profile 3.3.3.2 Set up Layer 2 Isolation 3.3.4 Testing the Wireless Networks 3.4 How to Set Up and Use Rogue AP Detection Page 3.4.1Set Up and Save a Friendly AP list Page Page 3.4.2 Activate Periodic Rogue AP Detection 3.4.3 Set Up E-mailLogs 3.4.4Configure Your Other Access Points 3.4.5 Test the Setup 3.5Using MAC Filters and L-2Isolation Profiles 3.5.1 Scenario 3.5.2Your Requirements 3.5.3Setup 3.5.4 Configure the SERVER_1 Network Page Page 3.5.5 Configure the SERVER_2 Network 3.5.6 Checking your Settings and Testing the Configuration 3.5.6.2 Testing the Configuration 3.6 How to Configure Management Modes 3.6.1 Scenario 3.6.2Your Requirements 3.6.3Setup 3.6.4 Configure Your NWA in Controller AP Mode 3.6.4.2 Primary AP Controller 3.6.5 Setting Your NWA in Managed AP Mode 3.6.6 Configuring the Managed Access Points List Page 3.6.7 Checking your Settings and Testing the Configuration Page Page Page Page Status Screen 4.1 Overview 4.2 The Status Screen Page Page 4.2.1 System Statistics Screen Page Page Management Mode 5.1 Overview 5.2 About CAPWAP 5.2.1 CAPWAP Discovery and Management 5.2.2CAPWAP and DHCP 5.2.3 CAPWAP and IP Subnets 5.2.4 Notes on CAPWAP 5.3 The Management Mode Screen Page Page AP Controller Mode 6.1 Overview 6.1.1What You Can Do in AP Controller Mode 6.1.2What You Need to Know 6.1.3 Before You Begin 6.2 Controller AP Navigation Menu 6.3 Controller AP Status Screen Page 6.4 AP Lists Screen Page Page 6.4.1 The AP Lists Edit Screen 6.5 Configuration Screen 6.6 Redundancy Screen 6.7 The Profile Edit Screens 6.7.1The Radio Profile Screen 6.7.2 The Radio Profile Edit Screen Page Page Page Page System Screens 7.1 Overview 7.1.1What You Can Do in the System Screens 7.1.2 What You Need To Know About the System Screens 7.2 General Screen Page 7.3 Password Screen Page 7.4 Time Setting Screen Page 7.5 Technical Reference 7.5.1 Administrator Authentication on RADIUS 7.5.2 Pre-definedNTP Time Servers List Page Wireless Screen 8.1 Overview 8.1.1 What You Can Do in the Wireless Screen 8.1.2 What You Need To Know About the Wireless Screen Page Page 8.2The Wireless Screen 8.2.1 Access Point Mode Page Page Page 8.2.2 Bridge / Repeater Mode Page Page Page Page Page 8.2.3 AP + Bridge Mode Page Page Page Page Page 8.2.4 MBSSID Mode Page Page Page 8.3 Technical Reference 8.3.1 Spanning Tree Protocol (STP) 8.3.2 DFS 8.3.3 Roaming 8.3.3.1 Requirements for Roaming Page SSID Screen 9.1 Overview 9.1.1 What You Can Do in the SSID Screen 9.1.2 What You Need To Know About SSID 9.2 The SSID Screen 9.2.1 Configuring SSID 9.3 Technical Reference 9.3.1 WMM QoS 9.3.2 ATC 9.3.3 ATC+WMM 9.3.4 Type Of Service (ToS) 9.3.4.2 DSCP and Per-HopBehavior 9.3.4.3 ToS (Type of Service) and WMM QoS Page Wireless Security Screen 10.1 Overview 10.1.1 What You Can Do in the Wireless Security Screen 10.1.2 What You Need To Know About Wireless Security 10.2 The Security Screen Page 10.2.1 Security: WEP Page 10.2.2 Security: 802.1x Only 10.2.3 Security: 802.1x Static 64-bit,802.1x Static 128-bit 10.2.4 Security: WPA 10.2.5 Security: WPA2 or WPA2-MIX Page 10.2.6 Security: WPA-PSK, WPA2-PSK, WPA2-PSK-MIX 10.3 Technical Reference Page RADIUS Screen 11.1 Overview 11.1.1 What You Can Do in the RADIUS Screen 11.1.2 What You Need To Know About RADIUS 11.2 The RADIUS Screen Page Layer-2Isolation Screen 12.1 Overview 12.1.1 What You Can Do in the Layer-2Isolation Screen 12.1.2 What You Need To Know About Layer-2Isolation 12.2 The Layer-2Isolation Screen 12.2.1 Configuring Layer-2Isolation 12.3 Technical Reference Page MAC Filter Screen 13.1 Overview 13.1.1 What You Can Do in the MAC Filter Screen 13.1.2 What You Should Know About MAC Filter 13.2 The MAC Filter Screen 13.2.1 Configuring the MAC Filter Page IP Screen 14.1 Overview 14.1.1 What You Can Do in the IP Screen 14.1.2 What You Need To Know About IP 14.2 The IP Screen 14.3 Technical Reference 14.3.1 WAN IP Address Assignment Page Rogue AP Detection 15.1 Overview 15.1.1What You Can Do in the Rogue AP Screen 15.1.2What You Need To Know About Rogue AP Page 15.2 Configuration Screen 15.2.1 Friendly AP Screen 15.2.2 Rogue AP Screen Page Page Remote Management Screens 16.1 Overview 16.1.1What You Can Do in the Remote Management Screens 16.1.2What You Need To Know About Remote Management Page 16.2 The Telnet Screen 16.3 The FTP Screen 16.4 The WWW Screen Page Page 16.5 The SNMP Screen Page 16.5.1 SNMPv3 User Profile 16.6 Technical Reference 16.6.1 MIB 16.6.2Supported MIBs 16.6.3 SNMP Traps Page Internal RADIUS Server 17.1 Overview 17.1.1What You Can Do in this Chapter 17.1.2What You Need To Know 17.2 Internal RADIUS Server Setting Screen Page 17.3 The Trusted AP Screen 17.4 The Trusted Users Screen 17.5 Technical Reference Page Page Certificates 18.1 Overview 18.1.1What You Can Do in the Certificates Screen 18.1.2 What You Need To Know About Certificates 18.2My Certificates Screen Page 18.2.1 My Certificates Import Screen Page 18.2.2 My Certificates Create Screen Page Page 18.2.3 My Certificates Details Screen Page Page 18.3 Trusted CAs Screen 18.3.1 Trusted CAs Import Screen 18.3.2 Trusted CAs Details Screen Page Page 18.4 Technical Reference 18.4.1 Private-PublicCertificates 18.4.2 Certification Authorities 18.4.3 Checking the Fingerprint of a Certificate Log Screens 19.1 Overview 19.1.1What You Can Do in the Log Screens 19.1.2What You Need To Know About Logs 19.2 The View Log Screen Page 19.3 The Log Settings Screen Page 19.4 Technical Reference 19.4.1 Example Log Messages Page 19.4.2 Log Commands 19.4.3 Configuring What You Want the NWA to Log 19.4.4 Displaying Logs 19.4.5 Log Command Example Page VLAN 20.1 Overview 20.1.1What You Can Do in the VLAN Screen 20.1.2 What You Need To Know About VLAN 20.2 Wireless VLAN Screen 20.2.1 RADIUS VLAN Screen Page 20.3 Technical Reference 20.3.1 VLAN Tagging 20.3.2 Configuring Management VLAN Example Page Page 20.3.3 Configuring Microsoft’s IAS Server Example Page Page Page Page Page Page Page Page Page 20.3.4 Second Rx VLAN ID Example Page Load Balancing 21.1 Overview 21.1.1 What You Need to Know About Load Balancing Page 21.2The Load Balancing Screen 21.2.1 Disassociating and Delaying Connections Page Page Dynamic Channel Selection 22.1 Overview 22.2 The DCS Screen Page Page Maintenance 23.1 Overview 23.1.1 What You Can Do in the Maintenance Screens 23.1.2What You Need To Know 23.2 Association List Screen 23.3 Channel Usage Screen 23.4 F/W Upload Screen Page 23.5 Configuration Screen 23.5.1 Backup Configuration 23.5.2 Restore Configuration 23.5.3 Back to Factory Defaults 23.6 Restart Screen Page Page Troubleshooting 24.1 Overview 24.2Power, Hardware Connections, and LEDs 24.3NWA Access and Login Page 24.4AP Management Modes Page 24.5 Internet Access 24.6 Wireless Router/AP Troubleshooting Page Product Specifications Page Page 25.1 Wall-MountingInstructions Page Page Wireless LANs Wireless LAN Topologies Page Channel RTS/CTS Fragmentation Threshold Preamble Type IEEE 802.11g Wireless LAN Wireless Security Overview IEEE RADIUS Types of EAP Authentication Page Dynamic WEP Key Exchange WPA and WPA2 Page Page Page Antenna Overview Antenna Characteristics Types of Antennas for WLAN Positioning Antennas Pop-upWindows, JavaScripts and Java Permissions Internet Explorer Pop-upBlockers Page Page JavaScripts Page Java Permissions Page Page IP Addresses and Subnetting Introduction to IP Addresses Structure Subnet Masks Page Notation Subnetting Example: Four Subnets Page Example: Eight Subnets Subnet Planning Configuring IP Addresses Setting up Your Computer’s IP Address Page Page Page Page Page Page Page Page Page Page Page Page Text File Based Auto Configuration Text File Based Auto Configuration Overview Auto Configuration by DHCP Configuration Via SNMP Configuration File Format Page Page Page Page Page How to Access and Use the CLI Accessing the CLI Logging in Command Conventions Page Using Shortcuts and Getting Help Saving Your Configuration Logging Out Page Legal Information Copyright Certifications Page ZyXEL Limited Warranty Page Index

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