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References

This chapter provides more detailed information about wireless-related technologies. The information in this
chapter can help you administer your AWK-1131As and plan your industrial wireless network better.

The following topics are covered in this appendix:



Beacon



DTIM



Fragment



RTS Threshold

Содержание AirWorks AWK-1131A

Страница 2: ...s to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However Moxa assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include unintentional technical or typographical errors Changes are periodic...

Страница 3: ...t Filters 3 23 SNMP Agent 3 25 Link Fault Pass Through for Client mode only 3 27 Logs and Notifications 3 28 System Logs 3 28 Syslog 3 29 E mail Notifications 3 30 Trap 3 31 Status 3 33 Wireless LAN Status 3 33 Associated Client List for AP Master mode only 3 34 DHCP Client List for AP mode only 3 34 System Logs 3 35 Power Status 3 35 System Status 3 36 Network Status 3 36 Maintenance 3 37 Console...

Страница 4: ...SL 5 4 Disabling Telnet and Browser Access 5 5 A References A 1 Beacon A 2 DTIM A 2 Fragment A 2 RTS Threshold A 2 B Supporting Information B 1 Firmware Recovery B 2 DoC Declaration of Conformity B 3 Federal Communication Commission Interference Statement B 3 RED Compliance Statement B 4 ...

Страница 5: ...er a TCP IP network The AWK 1131A 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 The following topics are covered in this chapter Overview Package Checklist Product Features Product Specifications Functional Design LAN Port LED Indicators Beeper Reset Button ...

Страница 6: ...31A is shipped with the following items If any of these items is missing or damaged please contact your customer service representative for assistance AWK 1131A wireless AP client 2 2 4 5 GHz antennas ANT WDB ARM 02 DIN rail kit 1 plastic RJ45 protective cap Quick installation guide printed Warranty card NOTE The above items come with the standard AWK 1131A model but the package contents might var...

Страница 7: ...annels 5 180 to 5 240 GHz 4 channels 5 260 to 5 320 GHz 4 channels 5 500 to 5 700 GHz 11 channels JP 2 412 to 2 484 GHz 14 channels DSSS 5 180 to 5 240 GHz 4 channels 5 260 to 5 320 GHz 4 channels 5 500 to 5 700 GHz 11 channels KR 2 412 to 2 472 GHz 13 channels 5 180 to 5 320 GHz 4 channels 5 260 to 5 320 GHz 4 channels 5 500 to 5 640 GHz 8 channels ANZ 2 412 to 2 472 GHz 13 channels 5 180 to 5 32...

Страница 8: ...MCS0 8 20 MHz Typ 14 1 5 dBm MCS7 15 20 MHz Typ 18 1 5 dBm MCS0 8 40 MHz Typ 14 1 5 dBm MCS7 15 40 MHz Note Based on regional regulations the maximum transmission power allowed on the UNII bands is restricted in the firmware as indicated below US EU JP KR CN ANZ 2 4 GHz 20 dBm 20 dBm 20 dBm 20 dBm 20 dBm 20 dBm 5 GHz UNII 1 17 dBm 20 dBm 20 dBm 20 dBm 20 dBm 20 dBm 5 GHz UNII 2 20 dBm 20 dBm 20 dB...

Страница 9: ... to 140 F Wide Temp Models 40 to 75 C 40 to 167 F Storage Temperature 40 to 85 C 40 to 185 F Ambient Relative Humidity 5 to 95 non condensing Power Requirements Input Voltage 12 to 48 VDC redundant dual DC power inputs Connector 4 pin removable terminal block 500 V insulation Power Consumption 6 96 W Reverse Polarity Protection Present Standards and Certifications Safety UL 60950 1 EN 60950 1 EMC ...

Страница 10: ...ort The AWK 1131A comes standard with 1 Gigabit port Ethernet RJ45 The LAN LED will light up when the LAN cable is inserted LED Indicators The LEDs on the front panel of the AWK 1131A 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 1131A cannot retrieve the IP address fr...

Страница 11: ... data communication is run in Client mode Off WLAN is not in Client Mode or AWK has not established a link with an AP Amber On WLAN function is in AP mode Blinking WLAN s data communication is run in AP mode Off WLAN is not in use or not working properly TP Port RJ45 LED Indicators Port Interface 1000M Green On TP port s 1000Mbps link is active Blinking Data is being transmitted at 1000 Mbps Off T...

Страница 12: ...et it to factory default settings by pressing the RESET button with a pointed object such as an unfolded paper clip System reboot Hold the RESET button down for under 5 seconds and then release Reset to factory default Hold the RESET button down for over 5 seconds until the STATE LED starts blinking green Release the button to reset the AWK 1131A ...

Страница 13: ...p 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 The following topics are covered in this chapter First time Installation and Configuration Communication Testing Function Map ...

Страница 14: ...address on the same subnet as the AWK 1131A Since the AWK 1131A s default IP address is 192 168 127 253 and the subnet mask is 255 255 255 0 you should set the IP address of the computer to 192 168 127 xxx NOTE After you select Maintenance Load Factory Default and click the Submit button the AWK 1131A will be reset to factory default settings and the IP address will be reset to 192 168 127 253 Ste...

Страница 15: ...sting After installing the AWK 1131A you can run a sample test to make sure the AWK 1131A and wireless connection are functioning normally Two testing methods are described below Use the first method if you are using only one AWK 1131A device and use the second method if you are using two or more AWK 1131A units How to Test One AWK 1131A If you are only using one AWK 1131A you will need a second n...

Страница 16: ... the second or third AWK 1131A connected to notebook B to Client mode and then configure the notebooks and AWK 1131A units properly After setting up the testing environment open a DOS window on notebook B At the prompt type ping IP address of notebook A and then press Enter A Reply from IP address response means the communication was successful A Request timed out response means the communication ...

Страница 17: ...ia e mail and SNMP notification Note These functions are all optional Current status information for monitoring wired wireless network performance advanced services and device management functions On demand functions to support the web based console management operation Functions for maintaining the AWK 1131A and for diagnosing the network Essential settings related to establishing a wireless netw...

Страница 18: ...tup WLAN Security Settings Advanced WLAN Settings WLAN Certificate Settings for EAP TLS in Client Slave mode only Advanced Setup DHCP Server for AP mode only Packet Filters SNMP Agent Link Fault Pass Through for Client mode only Logs and Notifications System Logs Syslog E mail Notifications Trap Status Wireless LAN Status Associated Client List for AP Master mode only DHCP Client List for AP mode ...

Страница 19: ...e AWK 1131A are on the same logical subnet The Moxa AWK 1131A s default IP is 192 168 127 253 Follow these steps to access the AWK 1131A s web based console management interface 1 Open your web browser e g Internet Explorer and type the AWK 1131A s IP address in the address field Press Enter to establish the connection 2 In the Web console Login page displayed enter the password default Username p...

Страница 20: ...apter 3 NOTE The model name of the AWK 1131A is shown as AWK 1131A XX where XX indicates the country code The country code indicates the AWK 1131A version and which frequencies it uses We use AWK 1131A US as an example in the following figures The country code and model name that appears on your computer screen might be different from the one shown here Overview The Overview page summarizes the AW...

Страница 21: ...nly available under Client operation modes General Setup The General Setup group includes the most commonly used settings required by administrators to maintain and control the AWK 1131A System Information The System Information items especially Device name and Device description are displayed and included on the Overview page in SNMP information and in alarm emails Setting System Information item...

Страница 22: ...nformation Setting Description Factory Default Max of 31 characters Provides information about whom to contact in order to resolve problems Use this space to record contact information of the person responsible for maintaining this AWK 1131A None Network Settings The Network Settings configuration panel allows you to modify the usual TCP IP network parameters Network Settings for AP Client Operati...

Страница 23: ...1A has a time calibration function based on information from an NTP server or user specified Date and Time information Functions such as Logs and Notifications can add real time information to the message The Current local time shows the AWK 1131A s system time when you open this web page You can click on the Set Time button to activate the updated date and time parameters An Updated string is dis...

Страница 24: ...st NTP server fails to connect time nist gov Time sync interval Setting Description Factory Default Time interval for NTP server synchronization 600 to 9999 seconds This parameter determines how often the time is synchronized from the NTP server 600 seconds Wireless LAN Setup The AWK 1131A provides the AP client mode for point to multipoint communication AP client The IP Bridging mechanism is used...

Страница 25: ...ess point AP Client The AWK 1131A plays the role of wireless Client Sniffer Turns the device into a remote Wireshark interface to capture 802 11 packets for analysis Sniffer mode instructions 1 Set operation mode to Sniffer mode on the AWK 1131A and then save reboot the device 2 Connect the AWK 1131A to a laptop with Wireshark installed v1 12 0 or later release via Ethernet 3 Add a remote interfac...

Страница 26: ...y Multiple access points on a network or sub network can use the same SSIDs You can configure your AWK to use up to 9 SSIDs and configure each SSID differently All of the SSIDs are active at the same time that is client devices can use any of the SSIDs to associate with the access point Click on Add SSID to create more SSIDs Click on Edit to assign different configuration settings to each SSID The...

Страница 27: ...urvey table RF type Setting Description Factory Default 2 4 GHz B Only supports the IEEE 802 11b standard B G N Mixed G Only supports the IEEE 802 11g standard B G Mixed Supports IEEE 802 11b g standards but 802 11g might operate at a slower speed when 802 11b clients are on the network G N Mixed Supports IEEE 802 11g n standards but 802 11n might operate at a slower speed when 802 11g clients are...

Страница 28: ...x of 31 characters The SSID of a client and the SSID of the AP must be identical for the client and AP to be able to communicate with each other MOXA SSID broadcast for AP mode only Setting Description Factory Default Enable Disable SSID can be broadcast or not Enable WLAN Security Settings The AWK 1131A provides four standardized wireless security modes Open WEP Wired Equivalent Privacy WPA Wi Fi...

Страница 29: ...ified in 64 128 bits which is actually a 40 104 bit secret key with a 24 bit initialization vector The AWK 1131A provides 4 entities of WEP key settings that can be selected to use with Key index The selected key setting specifies the key to be used as a send key for encrypting traffic from the AP side to the wireless client side All 4 WEP keys are used as receive keys to decrypt traffic from the ...

Страница 30: ...s in WPA and WPA2 for better compatibility Personal versions of WPA WPA2 also known as WPA WPA PSK Pre Shared Key provide a simple way of encrypting a wireless connection for high confidentiality A passphrase is used as a basis for encryption methods or cipher types in a WLAN connection The passphrases should be complicated and as long as possible There must be at least 8 ASCII characters in the P...

Страница 31: ...ocol a framework authentication protocol used by 802 1X to provide network authentication In these Enterprise level security modes a back end RADIUS Remote Authentication Dial In User Service server is needed if IEEE 802 1X functionality is enabled in WPA WPA2 The IEEE 802 1X protocol also offers the possibility of carrying out an efficient connection authentication on a large scale network It is ...

Страница 32: ... as a client the AWK 1131A can support three EAP methods or EAP protocols EAP TLS EAP TTLS and EAP PEAP corresponding to WPA WPA2 Enterprise settings on the AP side Encryption method Setting Description Factory Default TKIP Temporal Key Integrity Protocol is enabled TKIP AES Advance Encryption System is enabled This option is only available with 802 11a b g standard EAP protocol Setting Descriptio...

Страница 33: ...os 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 TTLS and PEAP work in a similar way First they establish a TLS tunnel EAP TLS for example and validate whether the network is trustworthy with digital certificates on the authentication server This step establishe...

Страница 34: ... Authentication Protocol is used MS CHAP Microsoft CHAP is used MS CHAP V2 Microsoft CHAP version 2 is used Anonymous Setting Description Factory Default Max of 31 characters A distinct name used for outer authentication None User name Password Setting Description Factory Default User name and password used in inner authentication None PEAP There are a few differences in the TTLS and PEAP inner au...

Страница 35: ...ually select a target transmission data rate but does not support when RF type are G N mixed B G N mixed and A N mixed Minimum transmission rate Setting Description Factory Default 0 to 64 Mbps 0 to disable By setting a minimum transmission rate the AWK 1131A will avoid communicate with weak signal wireless links to maintain overall wireless performance and optimize the wireless frequency usage 0 ...

Страница 36: ...actory Default RTS CTS Threshold 256 to 2346 Determines how large a packet can be before the access point coordinates transmission and reception to ensure efficient communication 2346 NOTE You can refer to the related glossaries in Appendix A for detailed information about the above mentioned settings By setting these parameters properly you can better tune the performance of your wireless network...

Страница 37: ...ure causes the AWK 1131A to send out alive check packets every 10 ms when there is no traffic the high transmission frequency of small alive check packets could potentially affect your other wireless communications that use the same channel so only enable this feature when you have full control of the designated radio channel AP candidate threshold After the AP alive check declares the current acc...

Страница 38: ...er Certificate issued by Shows the certificate issuer Certificate expiration date Indicates when the certificate has expired You can import a new WLAN certificate in Import WLAN Certificate by following these steps in order 1 Input the corresponding password or key in the Certificate private password field and then click Submit to set the password 2 The password will be displayed in the Certificat...

Страница 39: ...nt IP addresses The AWK 1131A can act as a simplified DHCP server and easily assign IP addresses to your DHCP clients by responding to the DHCP requests from the client ends The IP related parameters you set on this page will also be sent to the client You can also assign a static IP address to a specific client by entering its MAC address The AWK 1131A provides a Static DHCP mapping list with up ...

Страница 40: ... Description Factory Default 1 to 999 Specifies how many IP address can be assigned continuously None Client lease time Setting Description Factory Default 2 to 14400 minutes The lease time for which an IP address is assigned The IP address expires after the lease time is completed 14400 minutes 10 days Packet Filters The AWK 1131A includes various filters for IP based packets going through LAN an...

Страница 41: ...st specify either the Source IP or the Destination IP By combining IP addresses and netmasks you can specify a single IP address or a range of IP addresses to accept or drop For example IP address 192 168 1 1 and netmask 255 255 255 255 refers to the sole IP address 192 168 1 1 IP address 192 168 1 1 and netmask 255 255 255 0 refers to the range of IP addresses from 192 168 1 1 to 192 168 255 Reme...

Страница 42: ...lters Disable Disable Disables TCP UDP port filters Policy Setting Description Factory Default Accept Only the packets fitting the entities on list can be allowed Drop Drop Any packet fitting the entities on list will be denied 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 d...

Страница 43: ...on based on HMAC MD5 or HMAC SHA algorithms and data encryption key 8 character passwords and a data encryption key are the minimum requirements for authentication and encryption The following parameters can be configured on the SNMP Agent page A more detailed explanation of each parameter is given below the following figure SNMP agent Setting Description Factory Default Enable Enables SNMP agent ...

Страница 44: ...r authentication Admin private key for V1 V2c V3 and V3 only Setting Description Factory Default Disable No data encryption Disable DES DES based data encryption AES AES based data encryption Private Key A data encryption key is the minimum requirement for data encryption maximum of 63 characters Private MIB Information Device Object ID Also known as OID this is AWK 1131A s enterprise value which ...

Страница 45: ...AWK 1131A is rebooted such as when its settings are changed IP address subnet mask etc System cold start The AWK 1131A is rebooted by power down Watchdog triggers reboot The AWK 1131A is rebooted by watchdog Network related events Event is triggered when LAN link on The LAN port is connected to a device or network LAN link off The port is disconnected e g the cable is pulled out or the opposing de...

Страница 46: ...ded The AWK 1131A s firmware is updated Loaded the configuration from ABC 01 The configuration is successfully loaded there is an error loading the configuration from ABC 01 Saving configuration to ABC 01 The configuration is successfully saved there is an error saving the configuration to ABC 01 ABC 01 failure AWK 1131A cannot detect an ABC 01 at the console port Configuration reset to default Th...

Страница 47: ...535 Enter the UDP port of the corresponding Syslog server 514 NOTE RSSI report events Only for Client mode event type is useful for the site survey stage However this function increases the traffic load because it needs to use a special utility to retrieve the RSSI values in a tabular format So we recommend disabling this function during normal usage E mail Notifications Notification Event Types C...

Страница 48: ... server None From e mail address Setting Description Factory Default Max 63 characters Enter the administrator s e mail address which will be shown in the From field of a warning e mail None To E mail address 1 2 3 4 Setting Description Factory Default Max 63 characters Enter the receivers e mail addresses None Trap Traps can be used to signal abnormal conditions notifications to a management stat...

Страница 49: ...trap receivers through the web page 1st 2nd trap version Setting Description Factory Default V1 SNMP trap defined in SNMPv1 V1 V2 SNMP trap defined in SNMPv2 1st 2nd trap server IP name Setting Description Factory Default IP address or host name Enter the IP address or name of the trap server used by your network None 1st 2nd trap community Setting Description Factory Default Max of 31 characters ...

Страница 50: ... seconds if the Auto Update box is checked Certain values for 802 11 Information might not be displayed based on the different operation modes selected For example the Current BSSID Signal strength and SNR parameters are not available in the AP mode It is helpful to use the continuously updated information on this page such as Signal strength Noise floor and SNR to monitor the signal strength of t...

Страница 51: ...ent has been connecting to this AP Master SNR States the Signal Noise Ratio of the associated client This is especially useful for identifying a weak signal client that is potentially reducing the overall wireless performance Tx Bytes Pkts Records the AP to client traffic after a client is associated Rx Bytes Pkts Records the client to AP traffic after a client is associated DHCP Client List for A...

Страница 52: ...the log contents to an available viewer by clicking Export Log You can use the Clear Log button to clear the log contents and the Refresh button to refresh the log Power Status The status of power inputs and digital inputs is shown on this web page The status will refresh every 5 seconds if the Auto Update box is checked ...

Страница 53: ...s and traffic PPS packet per second contribute to the rise in CPU usage Network Status The network status section indicates the network status of the device with respect to ARP bridge status LLDP and the routing table ARP Table Address Resolution Protocol ARP Table indicates the current IP to MAC address mapping for the device Bridge Status Indicates the current status of the network bridge on the...

Страница 54: ...outing information for the current device Maintenance Maintenance functions provide the administrator with tools to manage the AWK 1131A 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 ...

Страница 55: ...lowing figure Firmware Upgrade The AWK 1131A 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 1131A is off line Click the Browse button to specify the firmware image file and click Firmware Upgrade and Restart to start the firmware upgrade After the progress...

Страница 56: ...nd edit with a general text editing tool You can also back up or restore the ABC 01 configuration using Export Configuration or Import Configuration The SNMP MIB file is also available from SNMP MIB File EXPORT 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 the ABC 01 during the boot up process and downlo...

Страница 57: ...or improved security we recommend changing the minimum password length to at least 8 characters the first time you configure the device 4 Password strength check Enable the password strength check option to ensure that users are required to select high strength passwords Disable Password validity The number of days after which the password must be changed Passwords should be updated regularly to p...

Страница 58: ...f the Confirm Password and New Password fields do not match you will be asked to reenter the password N A Change Password Use the Change Password function to change the password of existing user accounts First input the current password and then type the new password in the New password and Confirm password input boxes Note To maintain a higher level of network security do not use the default pass...

Страница 59: ... current device information click Export For cases where advanced troubleshooting is required contact a Moxa engineer who can provide you with an encrypted script file The encrypted script file can capture additional details on the system To run the script browse to and select the script file using Browse and click Run Script after you have filled in the following details Setting Description Diagn...

Страница 60: ...etting changes into volatile and non volatile memory All data stored in volatile memory will disappear when the AWK 1131A is shutdown or rebooted unless they are y Because the AWK 1131A starts up and initializes with the settings stored in flash memory all new changes must be saved to flash memory before restarting the AWK 1131A This also means the new changes will not work unless you run either t...

Страница 61: ...iven two options Clicking the Restart button here will reboot the AWK 1131A directly and all setting changes will be ignored Clicking the Save and Restart button will apply all changes and then reboot the AWK 1131A If you run the Restart function without changing any configurations or saving all your changes you will see just one Restart button on your screen You will not be able to run any of the...

Страница 62: ...4 Software Installation and Configuration The following topics are covered in this chapter Overview MXstudio Wireless Search Utility Installing Wireless Search Utility Configuring Wireless Search Utility ...

Страница 63: ... and MXstudio can be downloaded from the Moxa website at www moxa com MXstudio Please refer the MXstudio User s Guide for detailed instructions Wireless Search Utility Installing Wireless Search Utility Once the Wireless Search Utility is downloaded run the setup executable to start the installation 1 Click Next when the Welcome screen opens to proceed with the installation ...

Страница 64: ...figuration 4 3 2 Click Next to install program files to the default directory or click Browse to select an alternate location 3 Click Next to create the program s shortcut files to the default directory or click Browse to select an alternate location ...

Страница 65: ...ks AWK 1131A Software Installation and Configuration 4 4 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 ...

Страница 66: ...he same LAN as your computer After locating an AWK 4131A you will be able to change its IP address Since the Broadcast Search function searches by TCP packet and not IP address it doesn t matter if the AWK 4131A is configured as an AP or Client In either case APs and Clients connected to the LAN will be located regardless of whether or not they are part of the same subnet as the host 1 Start the W...

Страница 67: ...iguration 4 6 2 Open the Wireless Search Utility and then click the Search icon 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 Wireless Search Utility window ...

Страница 68: ...selected device to beep 5 Make sure your AWK is unlocked before using the search utility s icons setting The AWK will unlock automatically if the password is set to the default Otherwise you must enter the new password manually 6 Go to Tools Login Options to manage and unlock additional AWKs ...

Страница 69: ... the AWK again you will find that the AWK will unlock automatically ATTENTION Change the default password to ensure a higher level of security DO NOT continue to use the default password moxa after the first login 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 change the configuration of the AWK R...

Страница 70: ...AirWorks AWK 1131A Software Installation and Configuration 4 9 Click on Telnet if you would like to use telnet to configure your AWKs Click Assign IP to change the IP setting ...

Страница 71: ...on Connection timeout secs Use this option to set the waiting time for the Default Login Locate Assign IP Upload Firmware and Unlock to complete Upgrade timeout secs Use this option to set the waiting time for the connection to disconnect while the firmware is upgrading Use this option to set the waiting time for the Firmware to write to flash Misc Search on start Checkmark this box if you would l...

Страница 72: ...es The following topics are covered in this chapter RS 232 Console Configuration 115200 None 8 1 VT100 Configuration by Telnet and SSH Consoles Configuration by Web Browser with HTTPS SSL Disabling Telnet and Browser Access ...

Страница 73: ... AWK 1131A over Ethernet LAN such as in the case of LAN cable disconnections or broadcast storming over the LAN ATTENTION Do not use the RS 232 console manager when the AWK 1131A is powered at reversed voltage ex 48VDC even though reverse voltage protection is supported If you need to connect the RS 232 console at reversed voltage Moxa s TCC 82 isolator is your best solution NOTE We recommend usin...

Страница 74: ...nto the RS 232 console with the login name default admin and password default moxa if no new password is set 5 The AWK 1131A s device information and Main Menu will be displayed Follow the instructions on the screen to select the administration task that you want to perform NOTE To modify the appearance of the PComm Terminal Emulator window select Edit Font and then choose the desired formatting o...

Страница 75: ...Follow the steps below to access the console utility via the Telnet command or using an SSH client 1 Start the windows Run command Windows start menu type run and press Enter and use the telnet command to access the IP address of your AWK 1131A Note You can also issue the telnet command from the MS DOS prompt If you are using an SSH client ex PuTTY run the client program and then enter the IP addr...

Страница 76: ...eb 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 1131A s functions Disabling Telnet and Browser Access If you are connecting the AWK 1131A to a public network but do not intend to use its management functions over the network we suggest disabling the Tel...

Страница 77: ...information about wireless related technologies The information in this chapter can help you administer your AWK 1131As and plan your industrial wireless network better The following topics are covered in this appendix Beacon DTIM Fragment RTS Threshold ...

Страница 78: ...working while preventing your PC from dropping into power saving sleep mode Higher settings allow your PC to enter sleep mode thus saving power Fragment A lower setting means smaller packets which will create more packets for each transmission If you have decreased this value and experience high packet error rates you can increase it again but it will likely decrease overall network performance On...

Страница 79: ...rmation 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 RED Compliance Statement ...

Страница 80: ...tains awk1131a rom for firmware recovery please set up TFTP server 192 168 127 1 contains awk1131a rom for firmware recovery please set up TFTP server 192 168 127 1 contains awk1131a rom for firmware recovery please set up TFTP server 192 168 127 1 contains awk1131a rom for firmware recovery please set up TFTP server 192 168 127 1 contains awk1131a rom for firmware recovery To recover the firmware...

Страница 81: ...into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help FCC Caution To assure continued compliance example use only shielded interface cables when connecting to computer or peripheral devices Any changes or modifications not expressly approved by the party responsible for compliance could void the user s a...

Страница 82: ...se only Outdoor operation in this range is strictly prohibited Safety This equipment is designed with the utmost care for the safety of those who install and use it However special attention must be paid to the dangers of electric shock and static electricity when working with electrical equipment All guidelines of this and of the computer manufacturer must therefore be allowed at all times to ens...

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