Intermec MobileLAN 21 Series Guida utente

MobileLAN™access

21XX

System Manual

Intermec Technologies Corporation

6001 36th Avenue West

Everett, WA 98203-9280

U.S. service and technical support: 1-800-755-5505

U.S. media supplies ordering information: 1-800-227-9947

Canadian service and technical support: 1-800-668-7043

Canadian media supplies ordering information: 1-800-268-6936

Outside U.S.A. and Canada: Contact your local Intermec service supplier.

The information contained herein is proprietary and is provided solely for the purpose of allowing customers

to operate and/or service Intermec manufactured equipment and is not to be released, reproduced, or used for

any other purpose without written permission of Intermec.

Information and specifications in this manual are subject to change without notice.

2002 by Intermec Technologies Corporation

The word Intermec, the Intermec logo, INCA (under license), MobileLAN, JANUS, IRL, Trakker Antares,

EZBuilder, TE 2000, Data Collection Browser, dcBrowser, Universal Access Point, UAP, Duratherm,

EasyCoder, Precision Print, PrintSet, Virtual Wedge, and CrossBar are either trademarks or registered

trademarks of Intermec.

Throughout this manual, trademarked names may be used. Rather than put a trademark (or ) symbol in

every occurrence of a trademarked name, we state that we are using the names only in an editorial fashion, and

to the benefit of the trademark owner, with no intention of infringement.

There are U.S. and foreign patents pending.

Manual Change Record

This page records the changes to this manual. The manual was originally released as version 001.

Version Date Description of Change

002 11/1998 Added information about the 900 MHz UAP and WAP, and the OpenAir WAP.

003 6/1999 Added information about the IEEE 802.11 Direct Sequence radio and firmware

upgrade features.

004 10/1999 Added information about the S-UHF radio and the 2101 Universal Office Access

Point. This revision also reflects the discontinuance of the 2110 Wireless Access

Point and the name change for this manual from a user’s manual to a technical

reference manual.

005 12/1999 Revised IEEE 802.11 DS radio menus and parameters.

006 10/2000 Revised to support firmware v1.4. Features include the addition of the IEEE 802.11b

radio, WEP 128, IDRS, and the Web User Name parameter.

007 02/2001 Reorganized and revised to support firmware 1.50. Features include the ability to use

the access point as a DHCP server, improved access control, and internet software

download support.

008 03/2002 Reorganized and revised to support firmware 1.7x and the 2106 access point with the

802.11a radio. This revision also reflects the name change for this manual from a

technical reference manual to the MobileLAN access 21XX System Manual.

Contents

Before You Begin xiii

Warranty Information xiii

Safety Summary xiii

Cautions and Notes xiv

About This Manual xiv

Patent Information xv

Other Related Manuals xv

Getting Started

Overview of the MobileLAN access 21XX Family 1-3

Features 1-4

What’s New for Release 1.7X? 1-5

Understanding the LEDs 1-6

Understanding the Ports 1-8

How the 21XX Fits in Your Network 1-11

Using an Access Point in a Simple Wireless Network 1-11

Using Access Points and Roaming End Devices 1-12

Using Access Points with Dual Radios For Redundancy 1-13

Using Access Points to Create a Point-to-Point Bridge 1-14

Using an Access Point as a WAP 1-15

Configuring the 21XX (Setting the IP Address) 1-16

Using the MobileLAN access Utility 1-16

Using a Communications Program 1-18

Using a Web Browser Interface 1-21

Saving Configuration Changes 1-23

Installing the 21XX

Installation Guidelines 2-3

Microwave Ovens 2-3

Cordless Telephones 2-4

Other Access Points 2-4

Installing the 2101 2-4

Attaching the Standard Antenna 2-5

Attaching the Dual Antenna Bracket for Antenna Diversity (802.11b) 2-6

Mounting the 2101 Using the Wall Bracket 2-6

MobileLAN access 21XX System Manual

Connecting to Your Wired LAN 2-8

Connecting to Power 2-8

Installing the 2100 2-9

Mounting the 2100 2-9

Attaching an Antenna 2-9

Connecting to Your Wired LAN 2-9

Connecting to Power 2-10

Installing the 2102/2106 2-10

Mounting the 2102/2106 Using the Mounting Bracket 2-11

Positioning the Standard Antenna 2-12

Attaching an External Antenna (2102) 2-12

Connecting to Your Ethernet Network 2-14

Connecting to Power 2-14

Connecting to Your Fiber Optic Network 2-15

Connecting to an MT-RJ Network 2-15

Connecting to an SC Network 2-16

Connecting to an ST Network 2-17

Using the MobileLAN splitter 2-17

External Antenna Placement Guidelines 2-19

Positioning Antennas for 802.11b Radios 2-19

Positioning Antennas for Antenna Diversity 2-20

Positioning Antennas for Dual Radios 2-20

Positioning Antennas for an OpenAir WAP 2-21

Configuring the Ethernet Network

Configuring the TCP/IP Settings 3-3

Configuring the 21XX as a DHCP Client 3-5

Configuring the 21XX as a DHCP Server 3-6

Supported DHCP Server Options 3-8

Unsupported DHCP Server Options 3-8

About Network Address Translation (NAT) 3-8

Configuring the 21XX as an ARP Server 3-9

Configuring the 21XX to Send ARP Requests 3-10

Configuring the Ethernet or Fiber Optic Settings 3-11

Configuring Ethernet Filters 3-13

Configuring the Ethernet Address Table 3-13

Using Ethernet Frame Type Filters 3-14

Contents

vii

Using Predefined Subtype Filters 3-17

Customizing Subtype Filters 3-18

Configuring Advanced Filters 3-20

Setting Filter Values 3-20

Setting Filter Expressions 3-21

Ethernet Advanced Filter Example 3-23

Configuring the Spanning Tree

Configuring the Spanning Tree Parameters 4-3

About the Root Access Point 4-5

About Bridging 4-6

About Secondary LANs and Designated Bridges 4-8

Configuring Global Parameters 4-9

Configuring Global Flooding 4-9

Configuring Global RF Parameters 4-12

About IP Tunnels 4-14

Internet Group Management Protocol (IGMP) 4-16

Originating IP Tunnels 4-17

Establishing and Maintaining IP Tunnels 4-17

IP Addressing for End Devices 4-18

Using Non-IP Protocols 4-18

Frame Forwarding 4-18

Outbound Frames 4-20

Inbound Frames 4-20

Configuring IP Tunnels 4-20

Configuring IP Tunnel Filters 4-23

Using IP Tunnel Frame Type Filters 4-24

Using Predefined Subtype Filters 4-27

Customizing Subtype Filters 4-28

IP Tunnel Filter Examples 4-29

Example 1 4-30

Example 2 4-30

Example 3 4-32

Example 4 4-32

Comparing IP Tunnels to Mobile IP 4-33

MobileLAN access 21XX System Manual

viii

Configuring the Radios

About the Radios 5-3

Configuring the IEEE 802.11b Radio 5-4

Configuring 802.11b Radio Advanced Parameters 5-7

Configuring a MobileLAN voice Network 5-9

Configuring the IEEE 802.11a Radio 5-10

Configuring 802.11a Radio Advanced Parameters 5-13

Configuring the WLI Forum OpenAir Radio 5-15

Setting Manual MAC Parameters 5-17

Configuring the 902 MHz Radio 5-20

Configuring the S-UHF Radio 5-22

Configuring WAPs 5-24

Example: Configuring an OpenAir WAP 5-27

Configuring Point-to-Point Bridges 5-28

Example: Configuring an 802.11b Point-to-Point Bridge 5-31

Examples - Configuring 802.11b Networks 5-31

Example 1: Configuring Wireless Hops Without WEP 5-31

Example 2: Configuring a Wireless Hop From a Remote LAN 5-33

Example 3: Configuring Wireless Hops With WEP 5-34

Setting Up Security

About Security 6-3

Enabling Access Methods 6-3

Setting Up Logins 6-5

Configuring the Internal RADIUS Server 6-8

Using MobileLAN secure (802.1x) 6-10

Using Static WEP Keys 6-13

Contents

Managing, Troubleshooting, and Upgrading the 21XX

Managing the 21XX 7-3

Using Simple Network Management Protocol (SNMP) 7-3

Using Intermec Device Registration Service (IDRS) Servers 7-5

Maintaining the 21XX 7-6

Understanding the LEDs Lighting Sequence 7-6

Viewing AP Connections 7-7

Viewing Port Statistics 7-8

Viewing the Configuration Summary 7-9

Viewing the About This Access Point Screen 7-10

Restoring the 21XX to the Default Configuration 7-10

Using the MobileLAN access Utility 7-11

Using the Web Browser Interface 7-12

Troubleshooting the 21XX 7-13

Getting Help With Your Installation 7-13

General Troubleshooting 7-13

Troubleshooting the Radios 7-17

Using LEDs 7-17

Using a Communications Program or a Telnet Session 7-17

Using Radio MAC Ping (802.11b Radios) 7-18

Using ICMP Echo 7-19

Reloading Access Point Files 7-21

Upgrading the 21XX 7-24

Using the MobileLAN access Utility 7-24

Using a Web Browser Interface 7-27

Using a Communications Program 7-28

Using TFTP 7-31

Troubleshooting the Upgrade 7-36

Additional Access Point Features

Understanding the Access Point Segments 8-3

Using the AP Monitor 8-3

Entering the AP Monitor 8-3

Using AP Monitor Commands 8-4

Using Content Addressable Memory (CAM) Mode Commands 8-5

Using Test Mode Commands 8-6

Using Service Mode Commands 8-7

MobileLAN access 21XX System Manual

Using Command Console Mode 8-11

Entering Command Console Mode 8-11

Using the Commands 8-12

Using TFTP Commands 8-14

Using sdvars Commands 8-18

Creating Script Files 8-21

Specifications and Default Settings

Specifications A-3

2101 A-3

2100 A-4

2102 A-5

2106 A-6

Radio Specifications A-7

IEEE 802.11b A-7

IEEE 802.11a A-8

WLI Forum OpenAir A-8

902 MHz A-9

S-UHF A-9

Antennas and Antenna Accessories A-10

Default Settings A-12

TCP/IP Settings Menu Defaults A-12

Spanning Tree Settings Menu Defaults A-12

Global Flooding Menu Defaults A-13

Global RF Parameters Menu Defaults A-13

Ethernet Configuration Menu Defaults A-14

Ethernet Filters Menu Defaults A-14

Ethernet Advanced Filters Menu Defaults A-15

IP Tunnels Menu Defaults A-16

Tunnel Filters Menu Defaults A-16

Network Management Menu Defaults A-17

Security Menu Defaults A-17

Password Menu Defaults A-17

802.1x Menu Defaults A-18

IEEE 802.11 (b or a) WEP Menu Defaults A-18

Internal RADIUS Server Menu Defaults A-18

IEEE 802.11b Radio Menu Defaults A-19

IEEE 802.11a Radio Menu Defaults A-20

OpenAir Radio Menu Defaults A-21

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