Moxa Technologies AirWorks AWK-3131 User Manual
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Moxa Technologies AirWorks AWK-3131 User Manual

A/b/g/n high speed wireless access point
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AirWorks AWK-3131
User's Manual
Second Edition, June 2014
www.moxa.com/product
© 2014 Moxa Inc. All rights reserved.

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Summary of Contents for Moxa Technologies AirWorks AWK-3131

  • Page 1 AirWorks AWK-3131 User’s Manual Second Edition, June 2014 www.moxa.com/product © 2014 Moxa Inc. All rights reserved.

  • Page 2: Technical Support Contact Information

    AirWorks AWK-3131 User’s Manual The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement. Copyright Notice Copyright © 2014 Moxa Inc. Reproduction without permission is prohibited.

  • Page 3: Table Of Contents

    Table of Contents Introduction ............................1-1 Overview ............................1-2 Package Checklist ..........................1-2 Product Features ..........................1-2 Product Specifications ......................... 1-3 Functional Design ..........................1-6 LAN Port............................. 1-6 Recommended SFP Accessories ..................... 1-7 LED Indicators ..........................1-8 Beeper ............................1-9 Reset Button ..........................
  • Page 4 Other Console Considerations ......................5-1 RS-232 Console Configuration (115200, None, 8, 1, VT100) ..............5-2 Configuration by Telnet and SSH Consoles ..................... 5-3 Configuration by Web Browser with HTTPS/SSL ..................5-4 Disabling Telnet and Browser Access ..................... 5-5 References ............................A-1 Beacon ..............................

  • Page 5: Introduction

    Introduction The AWK-3131 industrial a/b/g/n high speed wireless Access Point products are ideal wireless solutions for hard-to-wire applications that use mobile equipment connected over a TCP/IP network. The AWK-3131 is rated to operate at temperatures ranging from 0 to 60°C for standard models and -40 to 75°C for wide temperature models, and is rugged enough for any harsh industrial environment.

  • Page 6: Overview

    AirWorks AWK-3131 Introduction Overview The AWK-3131 is 802.11n compliant to deliver speed, range, and reliability to support even the most bandwidth-intensive applications. The 802.11n standard incorporates multiple technologies, including Spatial Multiplexing MIMO (Multi-In, Multi-Out), 20 and 40 MHz channels, and dual bands (2.4 GHz and 5 GHz) to generate lightning speeds, while still being able to communicate with legacy 802.11a/b/g devices.

  • Page 7: Product Specifications

    AirWorks AWK-3131 Introduction Product Specifications WLAN Interface Standards: IEEE 802.11a/b/g/n for Wireless LAN IEEE 802.11i for Wireless Security IEEE 802.3 for 10BaseT IEEE 802.3u for 100BaseTX IEEE 802.3ab for 1000BaseT IEEE 802.3af for Power-over-Ethernet IEEE 802.1D for Spanning Tree Protocol IEEE 802.1w for Rapid STP...
  • Page 8 AirWorks AWK-3131 Introduction TX Transmit Power: 2.4GHz 802.11b: • Typ. 18±1.5 dBm @ 1 to 11 Mbps 802.11g: • Typ. 18±1.5 dBm @ 6 to 24 Mbps • Typ. 17±1.5 dBm @ 36 to 48 Mbps • Typ. 15±1.5 dBm @ 54 Mbps 802.11n:...

  • Page 9: Physical Characteristics

    AirWorks AWK-3131 Introduction Protocol Support General Protocols: Proxy ARP, DNS, HTTP, HTTPS, IP, ICMP, SNTP, TCP, UDP, RADIUS, SNMP, PPPoE, DHCP, LLDP AP-only Protocols: ARP, BOOTP, DHCP, STP/RSTP (IEEE 802.1D/w) Interface Default Antennas: 2 dual-band omni-directional antennas, 2 dBi, RP-SMA (male)

  • Page 10: Functional Design

    AirWorks AWK-3131 Introduction ATTENTION • The AWK-3131 is NOT a portable mobile device and should be located at least 20 cm away from the human body. • The AWK-3131 is NOT designed for the general public. A well-trained technician should be enlisted to ensure safe deployment of AWK-3131 units, and to establish a wireless network.

  • Page 11: Recommended Sfp Accessories

    AirWorks AWK-3131 Introduction Recommended SFP Accessories SFP-1G series • SFP-1GSXLC: Small form factor pluggable transceiver with 1000BaseSX, LC, 0.5 km, 0 to 60°C • SFP-1GSXLC-T: Small form factor pluggable transceiver with 1000BaseSX, LC, 0.5 km, -20 to 75°C • SFP-1GLSXLC: Small form factor pluggable transceiver with 1000BaseLSX, LC, 2 km, 0 to 60°C...

  • Page 12: Led Indicators

    AirWorks AWK-3131 Introduction LED Indicators The LEDs on the front panel of the AWK-3131 provide a quick and easy means of determining the current operational status and wireless settings. The FAULT LED indicates system failures and user-configured events. If the AWK-3131 cannot retrieve the IP address from a DHCP server, the FAULT LED will blink at one second intervals.

  • Page 13: Beeper

    AirWorks AWK-3131 Introduction ATTENTION When the system fails to boot, the LEDs for STATE (Green), FAULT, and WLAN will all light up simultaneously and blink at one-second intervals. This may be due to improper operation or uncontrollable issues, such as an unexpected shutdown while updating the firmware. To recover the firmware, refer to the “Firmware Recovery”...

  • Page 14: Getting Started

    Getting Started This chapter explains how to install Moxa’s AirWorks AWK-3131 for the first time, and quickly set up your wireless network and test whether the connection is running well. The Function Map discussed in the third section provides a convenient means of determining which functions you need to use.

  • Page 15: First-Time Installation And Configuration

    AirWorks AWK-3131 Getting Started First-time Installation and Configuration Before installing the AWK-3131, make sure that all items in the Package Checklist are in the box. You will need access to a notebook computer or PC equipped with an Ethernet port. The AWK-3131 has a default IP address that must be used when connecting to the device for the first time.

  • Page 16: Communication Testing

    AirWorks AWK-3131 Getting Started NOTE After you click Submit to apply changes the web page will refresh (Updated) will appear on the page and a blinking reminder will be shown on the upper-right corner of the web page: To activate the changes click Restart and then Save and Restart after you change the settings. About 30 seconds are needed for the AWK-3131 to complete the reboot procedure.
  • Page 17 AirWorks AWK-3131 Getting Started How to Test Two or More AWK-3131 Units If you have two or more AWK-3131 units, you will need a second notebook computer (Notebook B) equipped with an Ethernet port. Use the default settings for the first AWK-3131 connected to notebook A and change the second or third AWK-3131 connected to notebook B to Client mode, and then configure the notebooks and AWK-3131 units properly.

  • Page 18: Function Map

    AirWorks AWK-3131 Getting Started Function Map Quick overview of the AWK-3131’s status Basic settings for administering the AWK-3131 Essential settings related to establishing a wireless network Advanced features to support additional network management and secure wired and wireless communication Note: These advanced functions are all optional.

  • Page 19: Web Console Configuration

    Web Console Configuration In this chapter, we explain all aspects of web-based console configuration. Moxa’s easy-to-use management functions help you set up your AWK-3131 and make it easy to establish and maintain your wireless network. The following topics are covered in this chapter: ...

  • Page 20: Web Browser Configuration

    AirWorks AWK-3131 Web Console Configuration Web Browser Configuration Moxa AWK-3131’s web browser interface provides a convenient way to modify its configuration and access the built-in monitoring and network administration functions. The recommended web browser is Microsoft ® Internet Explorer 7.0 or 8.0 with JVM (Java Virtual Machine) installed.

  • Page 21: Overview

    AirWorks AWK-3131 Web Console Configuration In the following paragraphs, we describe each AWK-3131 management function in detail. A quick overview is available in this manual in the “Function Map” section of Chapter 2. NOTE The model name of the AWK-3131 is shown as AWK-3131-XX, where XX indicates the country code. The country code indicates the AWK-3131 version and which bandwidth it uses.

  • Page 22: Basic Settings

    AirWorks AWK-3131 Web Console Configuration Basic Settings The Basic Settings group includes the most commonly used settings required by administrators to maintain and control the AWK-3131. System Info Settings The System Info items, especially Device name and Device description, are displayed and included on the Overview page, in SNMP information, and in alarm emails.

  • Page 23: Network Settings

    AirWorks AWK-3131 Web Console Configuration Network Settings The Network Settings configuration panel allows you to modify the usual TCP/IP network parameters. An explanation of each configuration item is given below. IP configuration Setting Description Factory Default DHCP The AWK-3131’s IP address will be assigned automatically by Static the network’s DHCP server...

  • Page 24: Time Settings

    AirWorks AWK-3131 Web Console Configuration Time Settings The AWK-3131 has a time calibration function based on information from an NTP server or user specified Date and Time information. Functions such as Auto warning can add real-time information to the message.

  • Page 25: Wireless Settings

    AirWorks AWK-3131 Web Console Configuration Time server 1/2 Setting Description Factory Default IP/Name of Time IP or Domain name of the NTP time server. The 2nd NTP server time.nist.gov Server 1/2 will be used if the 1st NTP server fails to connect.

  • Page 26: Basic Wireless Settings

    AirWorks AWK-3131 Web Console Configuration Basic Wireless Settings The “WLAN Basic Setting Selection” panel is used to add and edit SSIDs. An SSID is a unique identifier that wireless networking devices use to establish and maintain wireless connectivity. Multiple access points on a network or sub-network can use the same SSIDs.
  • Page 27 AirWorks AWK-3131 Web Console Configuration NOTE When you switch to Client mode, a Site Survey button will be available on the Basic Wireless Settings panel. Click the “Site Survey” button to view information about available APs, as shown in the following figure. You can click on the SSID of an entity and bring the value of its SSID onto the SSID field of the Basic Wireless Settings page.

  • Page 28: Wlan Security Settings

    AirWorks AWK-3131 Web Console Configuration Channel (for AP mode only) Setting Description Factory Default Available channels vary The AWK-3131 plays the role of wireless AP. 6 (in B/G/N Mixed with RF type mode) Channel Width (for any 11N RF type only)
  • Page 29 AirWorks AWK-3131 Web Console Configuration Open For security reasons, you should NOT set security mode to Open System, since authentication and data encryption are NOT performed in Open System mode. WEP (only for legacy mode) NOTE Moxa includes WEP security mode only for legacy purposes. WEP is highly insecure and is considered fully deprecated by the Wi-Fi alliance.
  • Page 30 AirWorks AWK-3131 Web Console Configuration WEP key 1-4 Setting Description Factory Default ASCII type: A string that can be used as a WEP seed for the RC4 encryption None 64 bits: 5 chars engine. 128 bits: 13chars HEX type: 64 bits: 10 hex chars...
  • Page 31 AirWorks AWK-3131 Web Console Configuration NOTE The key renewal value dictates how often the wireless AP encryption keys should be changed. The security level is generally higher if you set the key renewal value to a shorter number, which forces the encryption keys to be changed more frequently.
  • Page 32 AirWorks AWK-3131 Web Console Configuration Key renewal Setting Description Factory Default 60 to 86400 seconds Specifies the time period of group key renewal 3600 (seconds) (1 minute to 1 year) WPA/WPA2-Enterprise (for Client/Slave mode) When used as a client, the AWK-3131 can support three EAP methods (or EAP protocols): EAP-TLS, EAP-TTLS, and EAP-PEAP, corresponding to WPA/WPA-Enterprise settings on the AP side.
  • Page 33 AirWorks AWK-3131 Web Console Configuration EAP-TTLS It is usually much easier to re-use existing authentication systems, such as a Windows domain or Active Directory, LDAP directory, or Kerberos realm, rather than creating a parallel authentication system. As a result, TTLS (Tunneled TLS) and PEAP (Protected EAP) are used to support the use of so-called “legacy authentication methods.”...

  • Page 34: Advanced Wireless Settings

    AirWorks AWK-3131 Web Console Configuration PEAP There are a few differences in the TTLS and PEAP inner authentication procedures. TTLS uses the encrypted channel to exchange attribute-value pairs (AVPs), while PEAP uses the encrypted channel to start a second EAP exchange inside of the tunnel.
  • Page 35 AirWorks AWK-3131 Web Console Configuration Multicast Rate Setting Description Factory Default Available rates You can set a fixed multicast rate for the transmission of broadcast and multicast packets on a per-radio basis. This parameter can be useful in an environment where multicast...
  • Page 36 AirWorks AWK-3131 Web Console Configuration Noise protection Setting Description Factory Default Enable/Disable Adjusts the interference coping capability of the wireless signal. Disable This option should be enabled for communication distance under 500 meters, and should be disabled for communication distances over 500 meters.

  • Page 37: Wlan Certification Settings (For Eap-Tls In Client/Slave Mode Only)

    AirWorks AWK-3131 Web Console Configuration WLAN Certification Settings (for EAP-TLS in Client/Slave mode only) When EAP-TLS is used, a WLAN Certificate will be required at the client end to support WPA/WPA2-Enterprise. The AWK-3131 can support the PKCS #12, also known as Personal Information Exchange Syntax Standard, certificate formats that define file formats commonly used to store private keys with accompanying public key certificates, protected with a password-based symmetric key.

  • Page 38: Advanced Settings

    AirWorks AWK-3131 Web Console Configuration Advanced Settings Several advanced functions are available to increase the functionality of your AWK-3131 and wireless network system. A VLAN is a collection of clients and hosts grouped together as if they were connected to the broadcast domains in a layer 2 network.

  • Page 39: Configuring Virtual Lan

    AirWorks AWK-3131 Web Console Configuration Finally, the switch would be configured to route packets from the marketing department to the appropriate corporate resources such as printers and servers. Packets from the human resource department could be restricted to a gateway that allowed access to only the Internet.

  • Page 40: Dhcp Server (For Ap Mode Only)

    AirWorks AWK-3131 Web Console Configuration NOTE The VLAN feature can allow wireless clients to manage the AP. If the VLAN Management ID matches a VLAN ID, then those wireless clients who are members of that VLAN will have AP management access.

  • Page 41: Packet Filters

    AirWorks AWK-3131 Web Console Configuration Subnet mask Setting Description Factory Default subnet mask Identifies the type of sub-network (e.g., 255.255.0.0 for a None Class B network, or 255.255.255.0 for a Class C network) Primary/ Secondary DNS server Setting Description Factory Default IP address of Primary/ The IP address of the DNS Server used by your network.
  • Page 42 AirWorks AWK-3131 Web Console Configuration ATTENTION Be careful when you enable the filter function: Drop + “no entity on list is activated” = all packets are allowed Accept + “no entity on list is activated” = all packets are denied IP Protocol Filter The AWK-3131’s IP protocol filter is a policy-based filter that can allow or filter out IP-based packets with...
  • Page 43 AirWorks AWK-3131 Web Console Configuration TCP/UDP Port Filter The AWK-3131’s TCP/UDP port filter is a policy-based filter that can allow or filter out TCP/UDP-based packets with a specified source or destination port. The AWK-3131 provides 8 entities for setting the range of source/destination ports of a specific protocol. In addition to selecting TCP or UDP protocol, you can set either the source port, destination port, or both.

  • Page 44: Rstp Settings (For Master Or Slave Mode Only)

    AirWorks AWK-3131 Web Console Configuration RSTP Settings (for Master or Slave mode only) AWK-3131 supports IEEE802.1D Spanning Tree Protocol and IEEE802.1w Rapid STP standards. In addition to eliminating unexpected path looping, STP/RSTP can provide a backup path recovery if a wired/ wireless path fails accidentally.
  • Page 45 AirWorks AWK-3131 Web Console Configuration Enable RSTP Setting Description Factory Default Enable/ disable Enables or disables the port as a node on the Spanning Tree Disable topology. (unchecked) Port priority Setting Description Factory Default Numerical value Increase this port’s priority as a node on the Spanning Tree selected by user topology by inputting a lower number.

  • Page 46: Snmp Agent

    AirWorks AWK-3131 Web Console Configuration SNMP Agent The AWK-3131 supports SNMP V1/V2c/V3. SNMP V1 and SNMP V2c use a community string match for authentication, which means that SNMP servers access all objects with read-only or read/write permissions using the community string public/private (default value). SNMP V3, which requires you to select an authentication level of MD5 or SHA, is the most secure protocol.
  • Page 47 AirWorks AWK-3131 Web Console Configuration Remote Management Setting Description Factory Default Enable Allow remote management via SNMP agent Disable Disable Disallow remote management via SNMP agent Read community (for V1, V2c) Setting Description Factory Default V1, V2c Read Use a community string match with a maximum of 31...

  • Page 48: Link Fault Pass-Through (For Client/Slave Mode Only)

    AirWorks AWK-3131 Web Console Configuration Link Fault Pass-Through (for Client/Slave mode only) This function means if Ethernet port is link down, wireless connection will be forced to disconnect. Once Ethernet link is recovered, AWK will try to connect to AP.

  • Page 49: Syslog

    AirWorks AWK-3131 Web Console Configuration System-related events Event is triggered when… System restart (warm start) The AWK-3131 is rebooted, such as when its settings are changed (IP address, subnet mask, etc.). Network-related events Event is triggered when… LAN link on The LAN port is connected to a device or network.

  • Page 50: E-Mail

    AirWorks AWK-3131 Web Console Configuration Syslog Server Settings You can configure the parameters for your Syslog servers in this page. Syslog server 1/ 2/ 3 Setting Description Factory Default IP address Enter the IP address of the 1st/ 2nd/ 3rd Syslog Server...

  • Page 51: Relay

    AirWorks AWK-3131 Web Console Configuration E-mail Server Settings You can set up to 4 e-mail addresses to receive alarm emails from the AWK-3131. The following parameters can be configured on the E-mail Server Settings page. In addition, a Send Test Mail button can be used to test whether the Mail server and e-mail addresses work well.

  • Page 52: Trap

    AirWorks AWK-3131 Web Console Configuration Trap Traps can be used to signal abnormal conditions (notifications) to a management station. This trap-driven notification can make your network more efficient. Because a management station usually takes care of a large number of devices that have a large number of objects, it will be overloading for the management station to poll or send requests to query every object on every device.

  • Page 53: Status

    AirWorks AWK-3131 Web Console Configuration 1st / 2nd Trap community Setting Description Factory Default Max. of 31 characters Use a community string match with a maximum of 31 alert characters for authentication. Status Wireless Status The status for 802.11 info parameters, such as Operation mode and Channel, are shown on the Wireless Status page.

  • Page 54: Dhcp Client List (For Ap Mode Only)

    AirWorks AWK-3131 Web Console Configuration DHCP Client List (for AP mode only) The DHCP Client List shows all the clients that require and have successfully received IP assignments. You can click the Refresh button to refresh the list. You can press Select all button to select all content in the list for further editing.

  • Page 55: Relay Status

    AirWorks AWK-3131 Web Console Configuration Relay Status The status of user-configurable events can be found under Relay Status. The status will refresh every 5 seconds if the Auto refresh box is checked. If an event is triggered, it will be noted on this list. System administrators can click Acknowledge Event when he has acknowledged the event and addressed it.

  • Page 56: Maintenance

    AirWorks AWK-3131 Web Console Configuration Maintenance Maintenance functions provide the administrator with tools to manage the AWK-3131 and wired/wireless networks. Console Settings You can enable or disable access permission for the following consoles: HTTP, HTTPS, Telnet and SSH connections. For more security, we recommend you only allow access to the two secured consoles, HTTPS and SSH.

  • Page 57: Firmware Upgrade

    AirWorks AWK-3131 Web Console Configuration Firmware Upgrade The AWK-3131 can be enhanced with more value-added functions by installing firmware upgrades. The latest firmware is available at Moxa’s download center. Before running a firmware upgrade, make sure the AWK-3131 is off-line. Click the Browse button to specify the firmware image file and click Firmware Upgrade and Restart to start the firmware upgrade.

  • Page 58: Load Factory Default

    AirWorks AWK-3131 Web Console Configuration To download the configuration to the AWK: 1. Turn off the AWK. 2. Plug in the ABC-01 to the AWK’s RS-232 console. 3. Turn on AWK. 4. AWK will detect ABC-01 during bootup, and download the configuration from the ABC-01 to the AWK automatically.

  • Page 59: Save Configuration

    AirWorks AWK-3131 Web Console Configuration Save Configuration The following figure shows how the AWK-3131 stores the setting changes into volatile and non-volatile memory. All data stored in volatile memory will disappear when the AWK-3131 is shutdown or rebooted unless they are y.

  • Page 60: Restart

    AirWorks AWK-3131 Web Console Configuration Restart If you submitted configuration changes, you will find a blinking string in the upper right corner of the screen. After making all your changes, click the Restart function in the left menu box. One of two different screens will appear.

  • Page 61: Software Installation And Configuration

    Software Installation and Configuration The following topics are covered in this chapter:  Overview  AWK Search Utility  Installing AWK Search Utility  Configuring AWK Search Utility...

  • Page 62: Overview

    AirWorks AWK-3131 Software Installation and Configuration Overview The Documentation & Software CD included with your AWK-3131 is designed to make the installation and configuration procedure easy and straightforward. This auto-run CD includes AWK Search Utility (to broadcast search for all AWK’s accessible over the network), the AWK-3131 User’s Manual, and Quick Installation Guide.
  • Page 63 AirWorks AWK-3131 Software Installation and Configuration 3. Click Next to create the program’s shortcut files to the default directory, or click Browse to select an alternate location. 4. Click Next to select additional tasks. 5. Click Next to proceed with the installation. The installer then displays a summary of the installation options.

  • Page 64: Configuring Awk Search Utility

    AirWorks AWK-3131 Software Installation and Configuration 6. Click Install to begin the installation. The setup window will report the progress of the installation. To change the installation settings, click Back and navigate to the previous screen. 7. Click Finish to complete the installation of AWK Search Utility.
  • Page 65 AirWorks AWK-3131 Software Installation and Configuration 3. The “Searching” window indicates the progress of the search. When the search is complete, all AWKs that were located will be displayed in the AWK Search Utility window. 4. Click Locate to cause the selected device to beep.
  • Page 66 AirWorks AWK-3131 Software Installation and Configuration ATTENTION For security purposes, we suggest you can change the AWK search utility login password instead of using the default. To modify the configuration of the highlighted AWK, click on the Web icon to open the web console. This will take you to the web console, where you can make all configuration changes.
  • Page 67 AirWorks AWK-3131 Software Installation and Configuration The three advanced options—Search, Connection, and Miscellaneous—are explained below: Search • Retry count (default=5): Indicates how many times the search will be retried automatically. • Retry interval (ms): The time lapsed between retries. Connection •...

  • Page 68: Other Console Considerations

    Other Console Considerations This chapter explains how to access the AWK-3131 for the first time. In addition to HTTP access, there are four ways to access AWK-3131: serial console, Telnet console, SSH console, and HTTPS console. The serial console connection method, which requires using a short serial cable to connect the AWK-3131 to a PC’s COM port, can be used if you do not know the AWK-3131’s IP address.

  • Page 69: Rs-232 Console Configuration (115200, None, 8, 1, Vt100)

    AirWorks AWK-3131 Other Console Considerations RS-232 Console Configuration (115200, None, 8, 1, VT100) The serial console connection method, which requires using a short serial cable to connect the AWK-3131 to a PC’s COM port, can be used if you do not know the AWK-3131’s IP address. It is also convenient to use serial console configurations when you cannot access the AWK-3131 over Ethernet LAN, such as in the case of LAN cable disconnections or broadcast storming over the LAN.

  • Page 70: Configuration By Telnet And Ssh Consoles

    AirWorks AWK-3131 Other Console Considerations 4. The Console login screen will appear. Log into the RS-232 console with the login name (default: admin) and password (default: root, if no new password is set). 5. The AWK-3131’s device information and Main Menu will be displayed. Please follow the description on screen and select the administration option you wish to perform.

  • Page 71: Configuration By Web Browser With Https/Ssl

    AirWorks AWK-3131 Other Console Considerations Follow the steps below to access the console utility via Telnet or SSH client. 1. From Windows Desktop, run Start  Run, and then use Telnet to access the AWK-3131’s IP address from the Windows Run window (you may also issue the telnet command from the MS-DOS prompt).

  • Page 72: Disabling Telnet And Browser Access

    AirWorks AWK-3131 Other Console Considerations 3. Select Yes to accept the certificate issued by Moxa IW and then enter the AWK-3131’s web browser interface secured via HTTPS/SSL. (You can see the protocol in URL is https.) Then you can use the menu tree on the left side of the window to open the function pages to access each of AWK-3131’s functions.

  • Page 73: References

    References This chapter provides more detailed information about wireless-related technologies. The information in this chapter can help you administer your AWK-3131s and plan your industrial wireless network better. The following topics are covered in this appendix:  Beacon  DTIM ...

  • Page 74: Beacon

    AirWorks AWK-3131 References Beacon A beacon is a packet broadcast by the AP to keep the network synchronized. A beacon includes the wireless LAN service area, the AP address, the Broadcast destination address, a time stamp, Delivery Traffic Indicator Maps (DTIM), and the Traffic Indicator Message (TIM).

  • Page 75: Differences Between Rstp And Stp

    AirWorks AWK-3131 References Differences between RSTP and STP RSTP is similar to STP, but includes additional information in the BPDUs that allow each bridge to confirm that it has taken action to prevent loops from forming when it decides to enable a link to a neighboring bridge.

  • Page 76: Supporting Information

    Supporting Information This chapter presents additional information about this product. You can also learn how to contact Moxa for technical support. The following topics are covered in this appendix:  Firmware Recovery  DoC (Declaration of Conformity)  Federal Communication Commission Interference Statement ...

  • Page 77: Firmware Recovery

    AirWorks AWK-3131 Supporting Information Firmware Recovery When the LEDs of FAULT, Signal Strength and WLAN all light up simultaneously and blink at one-second interval, it means the system booting has failed. It may result from some wrong operation or uncontrollable issues, such as an unexpected shutdown during firmware update.

  • Page 78: Doc (Declaration Of Conformity

    AirWorks AWK-3131 Supporting Information Select 0 in the sub-menu to load the firmware image via LAN, and then enter the file name of the firmware to start the firmware recovery. DoC (Declaration of Conformity) Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.

  • Page 79: R&Tte Compliance Statement

    AirWorks AWK-3131 Supporting Information R&TTE Compliance Statement Moxa declares that the apparatus AWK-3131 complies with the essential requirements and other relevant provisions of Directive 1999/5/EC. This equipment complies with all the requirements of DIRECTIVE 1999/5/CE OF THE EUROPEAN PARLIAMENT AND THE COUNCIL OF 9 March 1999 on radio equipment and telecommunication terminal equipment and the mutual recognition of their conformity (R&TTE).

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