Redline Communications RedMAX AN100U Administration And Maintenance Manual Download Page 5

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Redline Communications Inc. Confidential and Proprietary

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Troubleshooting RedMAX Boot Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

AN100U/UX Does Not Power-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

Subscriber Unit Does Not Power-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

AN100U/UX Occasionally Reboots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

AN100U/UX Fault LED is Blinking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Inrush Current at Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

Troubleshooting Ethernet Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

Cross-over versus Straight-through Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

Cannot Establish a Connection to the Management Port . . . . . . . . . . . . . . . . . . . 5-9

Duplex Mismatch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11

Troubleshooting Device Management Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13

Sector Controller Serial Communication Issues . . . . . . . . . . . . . . . . . . . . . . . . . 5-13

Sector Controller IP Connectivity Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14

Subscriber Unit IP Communication Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16

Troubleshooting Wireless Link Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18

Cannot Establish a Wireless Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18

LO1, LO2 and Radio Reference Frequency Errors . . . . . . . . . . . . . . . . . . . . . . . 5-21

Indoor Subscriber Unit (SUI) Connectivity Issues . . . . . . . . . . . . . . . . . . . . . . . . 5-24

Gauging Link Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24

Link Optimization and Reference RSSI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27

Subscriber Unit De-Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28

RF Interference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29

Viewing Noise Level Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32

Performing a Site Spectrum Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-33

Troubleshooting Data Throughput . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-34

Troubleshooting Data Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-34

Example of Working with Service Flow Classifiers . . . . . . . . . . . . . . . . . . . . . . . 5-35

Troubleshooting the Data Path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39

Common Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39

MAC Auto Learning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40

Tracing Downlink Connectivity Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-41

Tracing Uplink Connectivity Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-42

Software Upgrade Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43

High Latency on Secondary Management Channel (SMC) Latency . . . . . . . . . . 5-44

C H A P T E R

Self-Install End User Troubleshooting

Troubleshooting Self-Install . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

No Data Connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

Summary of Contents for RedMAX AN100U

Page 1: ...RedMAX AN100U AN100UX Administration and Maintenance Guide December 2009 Version 2 1 0 Part Number 70 00133 01 01 ...

Page 2: ... permitted by Redline Communications Inc in writing All other uses are prohibited This document may not in any event be disclosed to any third party without the prior written authorization of Redline Communications Inc Trademark Information Redline Management Suite Redline RMS RedACCESS RedCONNEX and RedMAX are trademarks of Redline Communications Inc All other brands and product names identified ...

Page 3: ...cting to the Sector Controller Web Client 2 4 Connecting to the Sector Controller Command Line Interface 2 5 Connecting to the Subscriber Unit Command Line Interface 2 6 Monitoring System Event Logs 2 6 Monitoring Statistical Results Screens 2 8 Monitoring the System Parameters 2 9 Using the Ping Utility 2 10 Using the Iperf Utility 2 11 Network Sniffers 2 14 Using the rfMonitor Application 2 14 P...

Page 4: ...Changing from Local to GPS Synchronization 3 6 AN100U UX Operation in GPS Holdover 3 9 Working with Service Classes Service Flows and Classifiers 3 13 Checking RF and PHY Parameters 3 14 CH AP T E R 4 Outdoor Equipment Maintenance Radio Maintenance 4 1 Replacing a Radio 4 1 Antenna Maintenance 4 3 Antenna Positioning 4 3 Replacing the Antenna 4 4 Verifying Power and RF Signal Cabling 4 6 Interface...

Page 5: ...ubleshooting Wireless Link Issues 5 18 Cannot Establish a Wireless Link 5 18 LO1 LO2 and Radio Reference Frequency Errors 5 21 Indoor Subscriber Unit SUI Connectivity Issues 5 24 Gauging Link Performance 5 24 Link Optimization and Reference RSSI 5 27 Subscriber Unit De Registration 5 28 RF Interference 5 29 Viewing Noise Level Measurements 5 32 Performing a Site Spectrum Analysis 5 33 Troubleshoot...

Page 6: ...e 7 2 Extreme Temperature Exposure 7 3 AP P E ND I X A Event Log Scripts A 1 Overview A 1 Script scan pl A 1 Overview A 1 Input Requirements A 3 Usage A 3 Output A 3 Script errorReport pl A 5 Overview A 5 Input Requirements A 5 Usage A 5 Output A 5 Script checkTime pl A 7 Overview A 7 Input Requirements A 7 Usage A 7 Output A 7 Script checkDailyPerSector pl A 8 Overview A 8 Input Requirements A 8 ...

Page 7: ...100U UX Event Log Messages B 1 Interference Messages at Startup B 19 Detecting Interference with Local or GPS Synchronization B 19 Noise Floor Calculation B 20 AP P E ND I X C Subscriber Unit Event Log Messages C 1 AP P E ND I X D Synchronization Event Log Messages D 1 I N DE X ...

Page 8: ...6 Redline Management Suite Administration and Maintenance Guide Redline Communications Inc Confidential and Proprietary ...

Page 9: ...ultaneous subscribers per sector The hardware is fully upgradeable in the field by software download to accommodate future enhancements for scalability extended packet classifiers alternative encryption standards and the continued development of the 802 16 standard About This Document Scope This document provides detailed instructions for administering and maintaining the various components of you...

Page 10: ...tting conventions a number of naming conventions are also used to denote customer specific information Table 1 1 Document Conventions Format Description Bold Commands titles and keywords that are displayed in the RMS or the OS graphical user interface are shown in bold Italic User Guide Arguments for which you must supply a value are shown in italics with angle brackets Other Redline documents are...

Page 11: ...criber Outdoor Unit SUO Quick Install Guide 70 00091 01 02 RedMAX AN100UX Release Notes 70 00091 01 00 RedMAX Subscriber Outdoor Unit SUO Quick Install Guide 70 00067 01 01 RedMAX Subscriber Outdoor Unit SUO Installation Guide 70 00068 01 02 RedMAX Subscriber Outdoor Unit SUO User Manual 70 00057 01 01 RedMAX Subscriber Indoor Unit SUI Quick Install Guide 70 00077 01 02 RedMAX Subscriber Indoor Un...

Page 12: ...RedMAX Administration and Maintenance Guide Redline Communications Inc Confidential and Proprietary Supported Redline Equipment Refer to the RedMAX AN100U UX Release Notes for a list of supported equipment ...

Page 13: ...equipment and make your decision about how frequently you need to perform various maintenance tasks based on the number of components environmental conditions and the location of the your outdoor equipment The following table provides general guidelines for system maintenance You will need to modify this schedule based on your particular network installation and configuration Table 2 1 RedMAX Main...

Page 14: ...resistance to abrasion moisture alkalies acid copper corrosion and varying weather conditions including sunlight Scotch Vinyl Electrical Tape Super 88 is a premium grade 8 5 mil thick all weather vinyl insulating tape It is designed to perform continuously in ambient temperatures up to 105 C 220 F The tape is conformable for cold weather Check Spares Check the quantity model number and version num...

Page 15: ...guration of each RedMAX device as well as any other devices that are either physically or logically connected to your RedMAX devices Many network devices make provisions for saving their running configuration to text format and then storing this file on an FTP server If that is not an option you will need to collect and store screen captures of the necessary configuration screens Make sure to incl...

Page 16: ...itor various items is imperative in order to keep the system operational at a carrier class level Ideally you can install a client VPN system on the computer that you are using to monitor your sector controllers This allows you to both monitor and configure your system remotely Once the VPN is installed you should be able to log into any of the sector controllers using either the CLI or the Web in...

Page 17: ...1 Open the Windows Start Menu and select Run Step 2 Enter the following command telnet 192 168 101 3 If you have configured another local or network IP address you must use that address Step 3 When the command prompt screen appears login using the following values Username admin Password admin You are now connected to the sector controller CLI Refer to the RedMAX AN100U UX Base Station User Guide ...

Page 18: ...ler to the subscriber unit before you can use this procedure Step 1 Open the Windows Start Menu and select Run Start Run Step 2 Enter the following command telnet 192 168 101 1 If you have configured another local IP address you must use that address Step 3 When the command prompt screen appears login using the following values Username admin Password admin You are now connected to the CLI of the ...

Page 19: ...to the Subscriber Unit Command Line Interface on page 2 6 Step 2 Enter the Show command and re direct the output to a file for review show event Step 3 Since it is likely that the event log is longer than a single terminal window and possibly longer than your client machine s buffer you can optionally use the following command show eventLog paged This will display the event log one page at a time ...

Page 20: ... the CLI Monitoring Statistical Results Screens Both the AN100U UX and the subscriber units provide various screens showing wireless Ethernet and service flow performance You can find statistical information on the subscriber unit in the CLI Monitor screen accessed by simply typing monitor from the root menu The same menu is available via the AN100U UX s CLI but most of the AN100U UX s crucial inf...

Page 21: ... the root mode You can now logout or keep the session for further access Monitoring the System Parameters You can monitor basic operation of the sector controller and its registered subscribers through the sector controller GUI or CLI The baseline RSSI levels for each radio should be monitored in order to establish the performance level for each device These levels should be recorded when the radi...

Page 22: ...he Ping Utility The most basic tool available for verifying network connectivity is the ping utility There are a few parameters that are frequently used during RedMAX maintenance and troubleshooting The following information applies to ping as implemented on a Windows platform Details may differ slightly for other operating systems Step 1 Open a console window on the PC behind the subscriber unit ...

Page 23: ... ping to succeed 45 Ethernet packets of maximum size actually 44 packets will be 1518 Bytes the last one will be 426 Bytes long have to be successfully transmitted and then in response an additional 45 packets have to be successfully received Although ping sends packets at approximately 1 second intervals fragmentation is under control of the TCP IP stack and all of the 45 packets will be sent at ...

Page 24: ... configured as the server Step 1 Open a console window on the computer behind the subscriber unit Table 2 4 iPerf Options Flag Description i This argument specifies the interval at which iperf will output an update of the current measured throughput Without this argument iperf will only display a summary at the end of the test t This argument defines the duration of the test It is measured in seco...

Page 25: ... Step 2 In the console window enter the command to start the server iperf s Step 3 Open a console window on the second computer connected to the sector controller Start Programs Accessories Command Prompt Step 4 In the console window enter the command to start the client and run the test iperf c ip_address i 5 t 60 w 64k Bi directional UDP Throughput For this test it does not matter which computer...

Page 26: ...eatures of the more expensive tools Some of the better known commercial applications are Network General s Sniffer and Wild Packet s Etherpeek The usage of each of these applications currently is beyond the scope of this document Using the rfMonitor Application The rfMonitor application is provided by the Redline Technical Services department and can be used for monitoring your wireless performanc...

Page 27: ...olve local device issues They will need administrative login accounts Additionally they should have access to the RedMAX documentation provided with the equipment They should also have access to the logged records for each sector controller so that they can establish baseline performance They will also need all necessary information to gain access to the site during off hours as well as have acces...

Page 28: ... Parameter Value Parameter Value CINR dB 21 3 RF Tx Power dBm 36 Traffic Downlink kbps 0 Traffic Uplink kbps BW Margin Downlink kbps 4601 BW Margin Uplink kbps 4752 CRC Errors 0 Registered SS s 1 Air Interface Status enabled SC Synchro Status No Synchro IDU Temperature Celsius 39 ODU Temperature Celsius 36 Power Supply Status A On Fans Status main Active DL Service Flows 1 Active UL Service Flows ...

Page 29: ...d a LAN that includes your sector controllers you need to have the correct routing in place you can then log into the AN100U UX remotely to monitor its status and change its configuration VPN Client Ideally you can install a client VPN system on the computer that you are using to monitor your sector controllers The VPN client allows you to both monitor and configure your system remotely Refer to t...

Page 30: ...onfiguring a DHCP Server You can use a DHCP server to assign IP addresses to registering subscriber units You do not need to set up service flows for DHCP traffic The sector controller acts as a DHCP relay When assigning IP addresses with a DHCP server the basic DHCP lease must include your default gateway subnet mask and an IP offer Time of Day ToD is also highly recommended option 4 Step 1 Insta...

Page 31: ...erver Select this option to specify the DHCP server to be used by subscriber units You must also specify the IP address of the DHCP server The sector controller will forward all subscriber DHCP requests to this IP address Step 5 Click Save to save the required changes to the sector controller configuration Step 6 Reboot the sector controller to activate these changes See Rebooting the AN100U UX on...

Page 32: ...t machine in your network It is important to note that the AN100U UX supports only SNTP RFC 2030 while the subscriber units support only ToD RFC 868 Network Time Protocol NTP is a TCP IP protocol used to synchronize the real time clock in computers network devices and other electronic equipment that is time sensitive The Coordinated Universal Time UTC can be obtained over the Internet which contai...

Page 33: ...leshooting Step 2 Inspect all connections to the RPS if installed The RPS must be powered down before disconnecting or re connecting any devices Note The AN100UX redundant power supply is a DC type supply The RPS power must be connected using positive polarity i e the 48 VDC RPS output must be connected to positive input on the AN100UX Refer to the RedMAX Base Station Installation Guidelines for d...

Page 34: ...m of the main menu Step 2 Click on the Reboot button at the bottom of the main menu The device will terminate all of its connections and reboot itself This will typically take 1 2 minutes Any configuration changes that were made will now be active Step 3 Verify your changes and ensure the device is operating as expected Backing up restoring and upgrading the sector controller software is covered i...

Page 35: ...nstall the replacement device in the rack and connect the power cable from the RPS Step 6 Connect the primary power cable and then connect the other end to the power supply Step 7 If the device does not power up automatically then turn it on Step 8 Verify the successful restart and correct operation Review the event log to ensure the correct radio type is listed Step 9 Verify that the software ver...

Page 36: ...ate as outlined in Establishing and Recording the Baseline Configuration on page 2 15 Step 5 Repeat this for each sector controller that is connected to the RPS Step 6 Record all of your results and file the written report with your other maintenance logs Uplink Power Control An important factor in overall network performance is the uplink power control of a RedMAX AN100U UX This feature allows th...

Page 37: ...ected noise rise of 2 dBm the ideal requested RSSI should be 89 dBm 5 dBm 2 dBm 82 dBm In general this parameter should be initially defined as part of the system design recommendations Incorrect configuration of the Reference RSS parameter may result in less than optimum uplink performance or higher inter system interference The higher the setting for Reference RSS the higher the power levels tha...

Page 38: ...e master now receives the GPS clocking pulses and then uses this to synchronize the operation of up to five slave sector controllers Refer to the RedMAX Base Station Installation Guidelines and Redline RedMAX GPS Clock User Manual for details of installation and initial configuration of GPS synchronization Verifying Network Synchronization Use the Web interface or the CLI to view the event log in ...

Page 39: ...ils Configuring the Master Sector Controller for GPS Synchronization If a GPS signal is detected at startup the Master with GPS immediately synchronizes its clock to this signal and then enables the Master capability and sends synchronization pulses to all connected Slaves If the GPS signal is not detected at startup the Master capability is not enabled and the sector controller does not send sync...

Page 40: ...urther and contact support redlinecommunications com for assistance Step 6 On the Status page of the master sector controller verify that the device is the Active Master This confirms that the master sector controller is fully operational and is providing a clocking pulse at its Sync Out port Configuring the Backup Master Sector Controller If a Master is detected at startup the Backup Master immed...

Page 41: ...rs at the base station site All sector controllers will now be fully operational and time synchronized from the GPS satellite s clocking source AN100U UX Operation in GPS Holdover When the GPS clock s input module is locked to a GPS signal its internal oscillator and memory function ensure the reference synchronization signal adheres to the Timing Characteristics of Primary Reference Clocks standa...

Page 42: ...t using trap receivers then you need to monitor the event log and understand that the sequence of events shown in Figure 3 1 above likely means that the GPS has entered holdover You can use the Perl script errorReport pl as described in Script errorReport pl on page A 5 Note There is no specific sector controller event log message associated with the GPS clock entering holdover mode There is no ot...

Page 43: ...nfigure an access control list ACL that includes all SNMP managers to which traps will be sent Any SNMP get set requests received from managers that are not on the ACL will be dropped Refer to the RedMAX AN100U UX Base Station User Guide for details of creating and maintaining the SNMP access control lists You then need to configure the actual trap destinations SNMP traps generated by the sector c...

Page 44: ...ng loss of signal Table 3 2 Troubleshooting Antenna Problems Possible Cause Investigative Corrective Action The antenna has been knocked blown down Remount antenna dome within 5 of vertical There is excessive snow ice dust buildup on the antenna Clear off the antenna and ensure the antenna dome is within 5 of vertical The antenna mount has failed Remount antenna dome within 5 of vertical Receiver ...

Page 45: ...rameters including details of the subscriber unit requests for uplink bandwidth allocations and the expected behaviour of the sector controller uplink scheduler Each service flow is specified by classifiers that are interpreted by the sector controller Classifiers defines how upstream flows are scheduled Service flows provide the ability to set up multiple uplink and downlink connections from the ...

Page 46: ...ation order This is why some subscribers worked fine while the others were not getting their downlink traffic When you started to change the classifier priority for each service flow then classification started to work for those service flows Refer to the RedMAX AN100U UX Base Station User Guide for instructions on creating services classes service flows and classifiers Checking RF and PHY Paramet...

Page 47: ...ace and verify that your changes have taken effect Step 6 Click the Enable RF button to re enable the RF interface AN100U UX CLI Step 1 Login to the CLI as outlined in Connecting to the Sector Controller Command Line Interface on page 2 5 Step 2 Review the existing wireless configuration interfaces wireless show Step 3 You can now view a dynamically updated screen of statistics Press any key to ex...

Page 48: ...3 16 RedMAX Administration and Maintenance Guide Redline Communications Inc Confidential and Proprietary ...

Page 49: ...to arrange for the assistance of a tower climber or rigger It will likely be necessary to make these arrangements well in advance and schedule this work within a maintenance window See Planning Scheduling Equipment Maintenance on page 2 14 The following procedure requires two people The first person should be at the indoor unit able to disconnect and reconnect the power supply to the indoor unit t...

Page 50: ...p the head of the screw Step 7 Remove the old radio from the installation Step 8 Mount the new radio to the bracket If the screws were damaged or corroded then replace the screws washers and lock washers with new ones Do not tighten the screws at this point Step 9 Connect the short RF cable between the transceiver and the antenna Ensure that the cable drops downward to assist water runoff The conn...

Page 51: ...rews on the mounting bracket securing the radio to the bracket Step 2 Weather proof the IF and RF connections as outlined in the RedMAX Base Station Installation Guidelines Step 3 Secure any loose cables with cable ties Step 4 Ensure all connections are labeled clearly for ease of later identification Completion of the Indoor Procedure Power up the system Log into the Web interface and record a se...

Page 52: ...t position of the antenna before you remove the disabled part Note It is imperative to maintain the exact antenna position when replacing a defective part If you have determined that the antenna needs to be replaced use the following procedure Ensure you have the correct replacement radio before starting Contact support redlinecommunications com doe details on obtaining a replacement antenna Outdo...

Page 53: ...ding connections provided Indoor Procedure Step 1 Power up the system Log into the Web interface Step 2 From the Main menu select Monitoring Status Record the values or perform a screen capture of the selected screen and save the file in a maintenance directory Step 3 Ensure the values are within 5 of the optimum values as defined in Table 2 5 on page 2 16 Step 4 From the Main menu select Interfac...

Page 54: ...can be measured as cable loss or return loss With periodic faults the energy reflected can appear in the loss measurement as a reflection spike at a frequency corresponding to the spacing of the imperfections where the spacing between the periodic imperfections is one half of the wavelength at the frequency of the reflection spike Cable testing techniques include loss measurements return loss inse...

Page 55: ...lation and then again immediately after installing and commissioning a system All performance values should be recorded and used as a reference point when performing routine maintenance To ensure continued high quality performance a regular maintenance policy should be implemented Factors such as corroded connectors bends and joints water ingress into the coaxial feeder and a detuned antenna can a...

Page 56: ...d extends along the cable Step 11 Ensure the Polyphaser IF lightning arrestor is installed on the antenna mounting bracket Step 12 Ensure the second Polyphaser IF lightning arrestor is installed at the point of entry to the building Step 13 Ensure the lightning protection rods and or wires is installed and secured at ground level Step 14 Ensure the data and management cables are securely connected...

Page 57: ...owered off for part of this test you should take these measurements during a scheduled maintenance window The following procedure and analysis techniques can be used to identify potential sources of RF interference This procedure should have been conducted prior to commissioning the site and can be performed periodically to verify the results Detailed instructions on performing a spectrum sweep ar...

Page 58: ...ground rod is driven into the Earth for a certain distance A proper radio ground for high frequency HF band operations should be 8 feet long Anything less than that usually results in poor performance and may not provide proper lightning protection Figure 4 1 Radio Antenna Ground Connection Some ground rods are made of copper but most are made of copper clad steel Such rods are composed of a steel...

Page 59: ...eter for the grounding system is low impedance The impedance of the grounding system is the total of the overall impedance of the lightning protection system so a high impedance grounding system can increase the chance of flashover resulting in other damaging effects Ground Reference including bonding The ground reference subsystem and electrical bonding is often the most elusive portion of a ligh...

Page 60: ...e ground point Step 3 Verify that only the shield of the IF cable is bonded to the grounding points Step 4 Verify that there are no sharp bends in the ground wires Step 5 Verify that the IDU is grounded by connecting the grounding cable from the grounding screw on the rear of the terminal to the building ground point Inspecting and Re Applying Weatherproofing on Outdoor Connections Many antenna pr...

Page 61: ...ir In order to verify that repairs and or maintenance have been performed correctly and that your network has been returned to optimum performance you can perform some basic system tests Ideally you should establish a reference system that consists of one or two subscriber units located at fixed locations at the farthest points within the sector or at a location that is typically difficult to cove...

Page 62: ...f the pages and ensure they are clearly dated and contain the name serial number and MAC address of the device from which they were obtained These pages should be added to your maintenance log In order to perform these tests you need to configure a test system on which you can easily quantify the sector controller performance ...

Page 63: ...ty wireless links and finally data flow If after completing the steps detailed in this document you are still unable to resolve your issue you should open a ticket at support redlinecommunications com If the issue is considered Major or Critical you need to fill out the document entitled RedMAX Major Critical Ticket Requirements prior to contacting Redline Technical Support This document is availa...

Page 64: ...5 2 RedMAX Administration and Maintenance Guide Redline Communications Inc Confidential and Proprietary Figure 5 1 Troubleshooting Flow Chart ...

Page 65: ...5 3 Chapter 5 AN100U UX Troubleshooting Redline Communications Inc Confidential and Proprietary Figure 5 2 Troubleshooting Flow Chart ...

Page 66: ...y connecting a different device your desk light for example to the same power bar port to which the AN100U UX was initially connected If your power bar has a fuse ensure the fuse has not been blown If the fuse has been blown disconnect all of the devices and reset the fuse Add devices one at a time to ensure the fuse does not blow again If your power load exceeds the capacity of the power bar or t...

Page 67: ...tage and the blue cable to the power return In other words the black cable should always be connected to the point of the higher potential Step 3 If the DC power cord is properly connected to the power source and the unit still does not start you need to verify the maximum amount of current that your power source can deliver The AN100U UX can draw up to 4 A of rush in current Rush in current is re...

Page 68: ...vestigation See Monitoring System Event Logs on page 2 6 for instructions on capturing the contents of the event log to a file When the device does reboot you can now review the logged event information prior to the reboot for an indication of the cause It is also possible that the device will provide a reason for the reboot during its boot sequence External Power Source Occasional reboots may als...

Page 69: ...pair See Replacing a Radio on page 4 1 When the DC source is powered up with the IDU connected the radio s power up sequence results in an input surge current If the power supply is not able to accommodate this initial surge it will interrupt the power supply to the IDU until this overload condition stabilizes The IDU is then unable to accurately detect the radio Cold Restart of the AN100U UX If y...

Page 70: ... through cable when connecting the AN100U UX to your computer or router since the sector controller can auto sense the cable polarity The outdoor subscriber unit requires a straight through cable when it is being connected to a switch hub and a cross over cable if it is being connected directly to a computer The appropriate power over Ethernet PoE cable must be used to connect the outdoor subscrib...

Page 71: ... for data and the other for management The management port is not used in the factory default settings however once the sector controller is installed and used within a network it must be configured so that it directs all the management traffic through the management port Figure 5 4 shows a managed RedMAX network as an example of how management traffic DHCP in this case is managed on a separate an...

Page 72: ...side is insecure and cannot access the SMC Customer data traffic is only allowed to pass over the service flows and can only exit from the sector controller data port If the AN100U UX is configured for integrated management then management will be done inline via the data port If the AN100U UX is configured for management via the management port then device management will be done out of band via ...

Page 73: ...h devices can support Both devices advertise all of their supported speed and duplex combinations and the highest common set is selected and used by both devices This only works if both devices support auto negotiation If only one device supports the feature and the other device has a fixed configuration one device will recognize the speed of the remote end but it will not be able to recognize whe...

Page 74: ...management port Step 5 Click Save to make your changes and return to the main menu SUO CLI Step 1 Login to the CLI as outlined in Connecting to the Subscriber Unit Command Line Interface on page 2 6 Step 2 Enter the set command set Step 3 Set the options for speed and duplex mode Use the following command to enable auto negotiation set ethernet AutoNegEnabled 1 Step 4 If you do not want to use aut...

Page 75: ...ble only via a Telnet session Sector Controller Serial Communication Issues As indicated previously the most common problem is that you are using a straight through cable and require a cross over connection Table 5 3 Speed Duplex Settings for the SUO Management Port Command Options ethernet Use this setting to modify the Ethernet port auto negotiation link speed and duplex settings AutoNegEnabled ...

Page 76: ... but cannot connect when using your network connection then you will know that routing is likely the issue Contact your network administrator for required routing information A detailed explanation of IP addressing is beyond the scope of this document Step 2 Verify that there are no routers between your computer and the AN100U UX which are filtering ICMP HTTP traffic Table 5 4 AN100U UX Serial Com...

Page 77: ...rated management connect the ethernet cable to the Data port If configured for separated management connect the cable to the Management port See Configuring the AN100U UX for Management via the Management Port on page 5 11 for detailed information on determining how the device is managed Connectivity from Behind a Subscriber Unit The AN100U UX is inaccessible from behind any of its registered subs...

Page 78: ...ress in the 192 168 101 0 24 subnet i e 192 168 101 10 Step 3 Ping the subscriber unit from your computer ping 192 168 101 2 Table 5 5 Subscriber Unit IP Addresses IP Address Description 192 168 101 1 This is the rescue IP address It is always available and is non configurable 192 168 101 2 This is the local IP address This address is only available when your computer is connected directly to the ...

Page 79: ...llation of a DHCP server and a ToD server as specified in the 802 16 2004 standard If the subscriber unit is configured for remote management then it requires a valid response from both a DHCP server and a ToD server specified in the DHCP lease it received If one or the other is not received properly the subscriber unit will not complete its network entry You can log into the subscriber unit local...

Page 80: ...many reasons for a failure to establish a wireless link This section covers a number of the most common problems Configuration Mismatch There are a number of RF parameters on both the AN100U UX and subscriber unit which must match in order to establish a wireless link The following parameters need to set to the same value on both the sector controller and the subscriber unit Band Select MHz Channe...

Page 81: ... the Sector Controller Web Client on page 2 4 Step 2 Check the sector controller event log as outlined in Monitoring System Event Logs on page 2 6 If you do not see the message Cable Compensation OK at the beginning of the event log it means that the quality of the cable was such that the AN100U was not able to compensate for the loss introduced by the cable and thus communication with your ODU wi...

Page 82: ...istics Press any key to exit monitoring mode Step 4 Enter the diagStatistics command to monitor the wireless interface and re direct the output to a file for review diagStatistics show c su_list txt Step 5 Enter Ctrl Z to return to the root mode You can now logout or keep the session for further access Step 6 Open the file in your text editor and ensure the value of RfRssiAvg is above 89dBm If it ...

Page 83: ...further away is that maximum CINR value at the further location is less than that at 2 5 km Additonally if the new location is further than 2 5 km the new distance will be reported LO1 LO2 and Radio Reference Frequency Errors LO1 and LO2 Errors There are two local oscillators within the sector controller s ODU These oscillators LO1 and LO2 are responsible for different aspects of the RF signal Pri...

Page 84: ...ted on the General Information page Step 4 Verify the physical installation of the sector controller a You must verify that there is good connectivity across the length of your IF cable check for loose or rusted connectors and faulty surge protectors See Inspecting Outdoor Equipment on page 4 7 Loose IF connectors may result in these types of error messages b Verify the IF cable integrity i e IF c...

Page 85: ... done during sector controller startup as indicated above Once the radio type has been determined and the FPGA boots up it will get its clock signal from the PLL indicating that the communication between IDU and ODU has been established If the ODU does not receive the correct reference frequency from the IDU or if the reference frequency is too low then a Radio Reference Frequency Error will resul...

Page 86: ...criber unit as high as possible Moving the subscriber up away from the clutter of a room can significantly improve link quality Objects such as desks chairs filing cabinets even people walking in and out of a room within the path of the subscriber unit can disrupt the link Gauging Link Performance In order to be able to gauge how well a sector or even a particular wireless link is working it s imp...

Page 87: ... can be used to determine whether your sector is experiencing any uplink interference from any outside sources The value should normally be around 108dBm the exact value will depend on individual radio calibration If a significant noise level is detected you should check the event log on system startup There will be a message there which will provide more information regarding the potential source...

Page 88: ...nk counters reset after each de registration while the downlink counters only reset after a subscriber unit reboots As such before performing any characterization of CRC totals or rate it s advised that you reboot the SS to synchronize the counters High CRC rates are normally a result of poor signal quality and can also indicate interference Tx Power This value displays the transmit power of the g...

Page 89: ...X s IF cable Since the AN100U UX does not support automatic gain control AGC it cannot adapt its IF gain for each SU That means that a single gain value must be applied to all SU s The gain as received at the Phy the device in the IDU which performs the actual decoding of the OFDM signal must be as close to 16dBfs as possible The Reference RSSI configured in the Wireless Interface page specifies t...

Page 90: ...the uplink RSSI of all of the SU s in the sector You then move the value up or down to determine the optimum value for the each link Subscriber Unit De Registration Event Log Entries When an subscriber unit de registers two pieces of information are logged to assist in troubleshooting First when the subscriber unit de registers its event log is updated with a message and timestamp detailing the ca...

Page 91: ...CP or ToD server Step 1 Check the sector controller s SS Info page to see if the subscriber unit is shown with a valid IP address other than 0 0 0 0 See Monitoring Statistical Results Screens on page 2 8 Step 2 If the subscriber unit has been assigned a valid IP address then try to ping the subscriber unit in order to ensure that the management channel is configured correctly See Using the Ping Ut...

Page 92: ...arly if the CRC errors are seen in the downlink then the interference is most likely affecting subscriber unit reception Identifying those subscriber units that are specifically experiencing higher rates of CRC errors can often help identify the source of the interference Excessive subscriber unit de registrations may also indicate wireless interference Normally you would expect RF interference to...

Page 93: ...transmitted at BPSK1 2 meaning that the interference would likely have to be very strong in order to corrupt this message Similarly any modem errors such as Spare0 timeout imply the corruption of a MAC management message which are all transmitted at BPSK1 2 and would again imply fairly strong wireless interference The corruption of data bursts is reflected via the CRC counter and not logged The ex...

Page 94: ...30dBm less than the sensitivity threshold of the current operating modulation coding rate If the noise level is not 30dBm less than the sensitivity threshold then it impacts signal quality i e CINR Note An elevated noise floor value is a strong indicator of interference in the uplink however the absence of an elevated noise floor value does not necessarily indicate the absence of interference The ...

Page 95: ...ue reported in the event log This value is measured once the system has become fully operational and is updated continuously It is also an averaged value as opposed to an instantaneous measurement The AN100U UX uses any remaining i e unused space in the uplink to perform channel measurements It collects 200 samples averages them and then updates the noise level measurement Since the AN100U UX only...

Page 96: ... is intended only as a summary of common configuration pitfalls Troubleshooting Data Services This section lists a number of quick steps to ensure that you have properly configured your service flows and classifiers Verifying Service Flows Step 1 Login to the Web client as outlined in Connecting to the Sector Controller Web Client on page 2 4 Step 2 From the Main menu select Service Configuration ...

Page 97: ... to an SU and a router is connected directly to the AN100U UX In this example it does not matter what is beyond the router upstream since classification will be done at Layer 2 There is only one service class and it is defined as a 1Mbps Best Effort class called Class1 There are two service flows one in each direction SF1 is the down stream flow and SF2 is the up stream flow Classifiers are identi...

Page 98: ...d on packets heading away from the computer thus classifier 2 1 would have a source MAC address of 00 0D 60 FC B7 7A with the same mask See Figure 5 5 Example 5 1 ipconfig Statistics Windows IP Configuration Host Name redmax_SUtest Primary Dns Suffix redmax com Node Type Hybrid IP Routing Enabled No WINS Proxy Enabled No DNS Suffix Search List redmax com Ethernet adapter Local Area Connection Conn...

Page 99: ... MAC address is unknown then there are two options Option 1 You can classify based on the MAC address of the router The downlink classifier 1 1 in the above example would have a source MAC address equal to that of the router While the uplink Classifier 2 1 would have a destination MAC address equal to that of the router In this way it doesn t matter which downstream host the traffic is originating...

Page 100: ... strip that same tag from every downstream packet On the AN100U UX you can then classify based on this packet or VLAN tag in the downstream thereby uniquely identifying traffic destined to each subscriber unit Classification in the upstream can be done using wildcard classifier where the MAC destination is 00 00 00 00 00 00 with a mask of 00 00 00 00 00 00 indicating that all destination MAC addre...

Page 101: ...f to send obvious spikes in traffic rates Note You must send test traffic in the direction that you are testing Do not send traffic in both directions Common Issues Most connectivity issues are due to improper classification Before proceeding make absolutely sure that your classification is done properly If you re classifying based on VLAN tags make sure that your switches are configured properly ...

Page 102: ...classifier can quickly cause sector wide connectivity issues Changing the Learning Mode When Learning Enabled is disabled set to No on a subscriber unit then all generic classifiers on active service flows on that subscriber unit will operate as pass all filters directing all same lower priority downlink traffic in the sector to the particular subscriber unit If you opt to disable MAC auto learnin...

Page 103: ... the generic classifier associated with this subscriber unit s MAC address d Enter the corresponding classifier ID SFID ClsID in the Remove Classifier box and click Delete Step 4 Disable the Learning Enabled option No subscriber will reregister a Navigate to Service Configuration Subscribers b On the Subscribers Configuration page select your subscriber unit from the drop down list and click Edit ...

Page 104: ...column 7th row Step 9 If you see the downlink byte counter incrementing by about 1000kbps this implies that the traffic is being received properly by the SU The problem must then be further downstream Step 10 Log into your subscriber unit using the super super credentials and enter the following commands shell brgStat Step 11 Wait 15 seconds then type brgStat again Observe the difference between t...

Page 105: ...u ve hit the maximum number of MAC addresses for this SU as specified in the AN100U UX s Subscriber menu Step 8 If the counters in step 5 are incrementing appropriately but the uplink service flow counters still show no throughput call Redline technical support for assistance Step 9 Type myQuit to exit the SU s shell then type monitor Observe the UlByteCount statistic 1st column 9th row Is it incr...

Page 106: ...that the binary upgrade file bin is located in the home directory of the active user When you create a user account on the FTP server a home directory will be allocated to the account When you access the server using the UID and PW you are automatically in your home directory The binary upgrade file must be located in this directory Step 5 Verify that the extension bin is specified for the binary ...

Page 107: ... to your baseline values See Establishing and Recording the Baseline Configuration on page 2 15 Basic troubleshooting for the subscriber unit is provided in Appendix Self Install End User Troubleshooting Note RMS interoperability issues are addressed in the RMS specific Redline Management Suite Administration and Maintenance Guide No Data Connectivity The following sections describe the possible c...

Page 108: ...y management channel SMC If the SMC is disabled on a particular subscriber unit the sector controller will not be notified of the new MAC addresses and no traffic will be passed down stream to the SU The SMC is a subscriber specific configuration option and is disabled by default Enabling it is a matter of issuing a single command on the selected subscriber unit Step 1 Login to the CLI as outlined...

Page 109: ...ing as expected use the following command to verify that the subscriber unit has properly learned the host device s MAC Step 1 Login to the CLI as outlined in Connecting to the Subscriber Unit Command Line Interface on page 2 6 Step 2 Enter the following command show learnedHosts You will see the MAC address of any CPE detected behind the subscriber unit You can also verify that detected number of...

Page 110: ...at the traffic will continue to pass across the default uplink service flow which is restricted to 8Kbps Table 6 1 Self Install End User Troubleshooting Problem Corrective Action Lights on modem are not on The modem is not powered on and or is not working Ensure the power adapter and power cords are securely connected to both the modem and to the wall outlet Verify the power outlet is functional C...

Page 111: ... to another room Note Windows treated for UV protection heat shielding soundproofing etc may block your wireless signal You can check if this is the case by placing the modem in front of an open the window If the signal improves significantly then this is likely the problem However do not place the modem outside your window as it is designed for indoor use only Modem is on and there is a wireless ...

Page 112: ...rn indicating it has found another wireless signal If this happens wait until the blinking stops and the lights are steady Perform a complete scan and note the direction that provides the best signal strength most number of lights Place the modem in this optimum position and keep it there using adhesives tape if necessary Network connection is too slow The connection is established but is much slo...

Page 113: ...ations within a reasonable time frame The goals of your plan should be to Identify potential weaknesses and address any issues Minimize the duration of a serious disruption to network operations Facilitate effective co ordination of recovery tasks and Reduce the complexity of the recovery effort Some basic examples are provided here as well as suggestions for a recovery plan s Impact Assessment Th...

Page 114: ...nt may still incur damage from a lightning strike Step 1 When it is safe to access the outdoor equipment you need to inspect all of the outdoor equipment as outlined in Verifying Power and RF Signal Cabling on page 4 6 Step 2 You will need to compile a list of required replacement equipment Ideally the required replacement items will be among your available spares possibly reducing network downtim...

Page 115: ...o need to replace the RF cable between the radio and the antenna Step 3 Ideally the required replacement items will be among your available spares possibly reducing network downtime See Planning Scheduling Equipment Maintenance on page 2 14 Extreme Temperature Exposure Another factor to consider when preparing your disaster recovery plan is equipment exposure to extreme temperatures Indoor equipme...

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Page 117: ...indicated otherwise If your source files are in another format you will need to either update the scripts or modify the contents of the syslog files to obtain the desired results Always retain the original files by making backup copies and storing them separately from the files on which you are working Script scan pl Overview This script provides a per subscriber and per sector summary of the de r...

Page 118: ...168 0 8 00 08 02 00 d1 2e 2 0 26 2 0 26 3789 25 3789 25 3324 0100 01378 21 SC_4 AN100U 192 168 0 9 00 08 02 00 c0 a3 2 1 13 2 0 26 3796 25 3796 25 3324 0100 01379 22 SC_5 AN100U 192 168 0 10 00 08 02 00 c0 0f 2 1 17 2 0 26 3675 25 3675 25 3324 0100 01380 23 SC_6 AN100U 192 168 0 11 00 09 02 00 d1 b3 2 1 17 2 0 26 3682 25 3682 25 3324 0100 01381 24 SC_7 AN100U 192 168 0 12 00 09 02 00 d1 2f 2 1 17 ...

Page 119: ...sed on the following command line argument perl scan pl s MAC Address or subscriber name Output The output for this script will be output to a csv file This file is divided into four sections First the script will print an overall summary that includes the following the total number of de registrations found the number of unique subscriber units that de registered the number of de registrations du...

Page 120: ... SC_3 3778 75 00 08 02 12 53 60 498 175 323 SC_1 3675 25 00 08 02 03 CC 32 441 191 250 SC_1 3671 75 00 08 02 03 D0 FE 383 160 223 SC_1 3671 75 00 09 02 12 99 7A 287 92 195 SC_3 3685 75 De registrations per sector SCId Total Dereg of RRNG Dereg of RRET Dereg SC_4 9078 20 9058 SC_2 1788 224 1564 SC_1 1490 453 1037 SC_2 986 117 869 SC_2 888 175 713 De registrations per frequency Frequency Total Dereg...

Page 121: ...psed time is 30 seconds then this sequence indicates that the GPS has likely gone into holdover mode Lastly this script reports cable disconnects LO1 LO2 and RRF errors Input Requirements This script scans every file within the working directory with the extension of log Usage To use the script enter the following at the command line perl errorReport pl Once processing is complete the results will...

Page 122: ...C 10 18 0 6 1 10 20 80 16 1 10 16 144 16 4 The following potential squelches were found 10 20 128 21 OCT 28 18 16 40 32 seconds 10 20 128 21 OCT 28 18 28 24 29 seconds 10 20 128 21 OCT 28 18 36 24 33 seconds Local sync lost for each SC 10 16 32 13 1 10 16 48 16 1 IF cable disconnects for each SC 10 27 0 16 32 10 20 64 16 1 LO1 errors for each SC 10 27 0 16 30 10 20 64 11 1 LO2 for each SC 10 27 0 ...

Page 123: ...age To use the script enter the following command at the command line perl checkTime pl Once processing is complete the results will be printed to the screen You can store the report directly to file by redirecting the output to a file using the following command perl checkTime pl checkTime txt Output This script prints the total number of de registrations recorded at a given hour It does not prin...

Page 124: ...checkDailyPerSector pl Output This script will generate a comma separated file csv for each sector encountered in the syslog files Within each file each line will denote the date and total de registrations encountered on that date These files can be easily imported into a spreadsheet application for further analysis The output for this script will be separated into a single csv file for each secto...

Page 125: ... command at the command line perl findNoisefloor pl Once processing is complete the results will be printed to the screen You can store the report directly to file by redirecting the output to a file using the following command perl findNoisefloor pl report txt Output At each iteration this script will print to screen the IP address of the sector polled and the returned noise floor value Example A...

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Page 127: ...h group the messages are sorted alphabetically Classification Messages RF Related Messages Developer Messages Startup Messages IDU Related Messages Sub Channelization Messages Initial Ranging Messages Synchronization Messages See also Appendix D Synchronization Event Log Messages ODU Related Messages Upgrade Messages Restore Messages Table B 1 AN100U UX Event Log Messages Message Description Comme...

Page 128: ...col The following condition must be true IP Protocol 256 IP Protocol is 8 bit field The maximum value is 255 Warning Invalid Source Mask The IP Mask shall be specified by a number of contiguous one bits starting from left to right For example the IP mask of 255 255 255 0 is correct but 255 0 255 255 is incorrect WARNING Classification Failure Invalid MAC Destination Mask The MAC Mask must be speci...

Page 129: ...the number of destination IP ranges WARNING Classification Failure Too many IP Source Ranges The current setting exceeds the maximum value of 31 Reduce the number of source IP ranges WARNING Classification Failure Too many MAC Destination Addresses The current setting exceeds the maximum value of 16383 Including learned MAC Hosts Reduce the number of destination MAC addresses WARNING Classificatio...

Page 130: ... Program Counter value in hex This message is displayed only after a watchdog reset occurs It provides information about the software exception which caused the watchdog to reset This message is not intended for the end user operator If you see this message please contact support redlinecommunications com P2 Task task name This message is displayed only after a watchdog reset occurs It provides in...

Page 131: ...ller will be able to operate normally Reboot is not required Software Exception A system reboot was caused by a software exception You may also see the additional messages P1 or P2 Watchdog Reset Reboot the system again to see if the message clears If the message re appears contact support redlinecommunications com WARNING DL aggregated Guaranteed Rate exceeds capacity The aggregate guaranteed min...

Page 132: ... recommended See Rebooting the Subscriber Unit on page 3 2 Initial Ranging Messages Broadcast Downlink DSA Failure SS Id rsp DSA Dynamic Service Addition for the default downlink uplink service flow failed because the subscriber unit SS ID sent an unsuccessful response code rsp These messages may be logged during initial ranging registration and service flow creation Default Uplink DSA Failure SS ...

Page 133: ...SS ID has sent an SS Basic Capabilities SBC request before the initial ranging was complete SS Basic Capabilities SBC negotiation is a protocol stage during the network entry process described by the 802 16 standard SS Deregistered corrRetries t f A subscriber unit SS ID is deregistered due to a maintenance ranging failure The correction retries counter has been reached The time offset t and the f...

Page 134: ...uired If this event occurs rarely there is no action required If it happens frequently more than once daily then make sure make sure that adaptive modulation is enabled Admin Tools Advanced Configuration page if you are not using Adaptive Modulation then reduce the downlink modulation SS Rejected The subscriber unit SS ID did not successfully complete the initial ranging process Information only T...

Page 135: ...you have specified the proper address for your SNTP server NTP Client Server Unsync The received timestamp is 0 or the SNTP server suggests it is not synchronized Problems with excessive network congestion or delay can cause synchronization to fail Allow the AN100U UX to refresh the time again If the problem persists verify the network connectivity between the AN100U UX and the SNTP server NTP Cli...

Page 136: ...re problem with the ODU Please contact support redlinecommunications com CRITICAL IF PLL Error The IF chain has encountered a PLL error Communication with the ODU has been interrupted This may be a hardware problem with the ODU Please contact support redlinecommunications com CRITICAL LO X Error There has been a hardware problem with local oscillator 1 or 2 There is a problem on the AN100U UX s OD...

Page 137: ...es which one of the programming methods succeeded when programming the TB3436F7 radio Information only There is no action required Upgrade Failed Default Image Selected The ODU upgrade process failed This message is specific to the AN100UX You can retry the upgrade procedure or contact support redlinecommunications com Upgrading the ODU The ODU upgrade is in progress This operation takes about 6 m...

Page 138: ...s connected to an AN100U UX previously configured to use 3 6 3 8GHz Check RF and PHY parameters and re activate the RF interface See Checking RF and PHY Parameters on page 3 14 WARNING Unknown Interference was Detected on the Uplink Channel x dBm The sector controller has detected unknown interference The sector controller may also report the interference strength x dBm You may need to perform a s...

Page 139: ...not able to execute Tx Rx commands with the current configuration channel bandwidth and cyclic prefix Upgrade the sector controller to the latest software version If you are currently at the latest software version then contact support redlinecommunications com CRITICAL RF programming failed The RF does not respond to initialization commands Repeat the system upgrade operation Refer to the RedMAX ...

Page 140: ...t software version then contact support redlinecommunications com RedMAX Ver 2 1 x started Normal startup message indicating current software version Shown once at system startup Information only There is no action required Unknown Hardware Exception A system reboot was caused by a MAC exception You may see the following additional messages DL EoF Interrupt Timeout UL EoF Interrupt Timeout Start S...

Page 141: ...nnot detect the signal from a GPS device on the Synch In port at startup A trap will be sent to designated SNMP trap destinations receivers GPS is not Detected A Master with GPS or a Backup Master can no longer detect the GPS signal on the Synch In port This message followed by the message GPS Detected being logged 30 seconds later may be an indication that your GPS has gone into holdover mode See...

Page 142: ...allation Guidelines Other Master Detected Waiting The AN100U UX configured to act as a Master or a Master with GPS has detected another Master connected to Synch Out port Only one Master may be configured per base station Set one of the two AN100U UX s to act either as a Slave or Backup Master Follow the synchronization installation guidelines for installation and troubleshooting of local or GPS s...

Page 143: ...r installation and troubleshooting of local or GPS synchronization Refer to the RedMAX Base Station Installation Guidelines Synchronization with Backup Ok A sector controller configured as Master has been rebooted then detected the presence of a Backup Master and successfully resumed control of the Backup Master s clock Information only There is no action required Synchronization with GPS is Lost ...

Page 144: ...ynchronization The user has tried to synchronize the active and alternate images while a software upgrade is in progress The command has been ignored Information only There is no action required Another Upgrade operation is currently running Skip SNMP CLI WEB upgrade The user has tried to initiate an upgrade while another upgrade is already in progress The command has been ignored Information only...

Page 145: ...dwidth If a preamble was received but no DL Map was decoded the following message is displayed WARNING Unknown Interference was Detected on the Uplink Channel x dBm When interference is detected one of the above messages is displayed in the event log however the sector controller will not change the state of the air Interface The sector controller will continue with normal operation Interference o...

Page 146: ...s of 50 milliseconds each interval of measurement and reports this value in the event log The noise level is the average of all 20 measurements During Normal Operation The noise floor is also updated during normal operation and displayed on the AN100U UX Status page Whenever there is more than one unused OFDM symbol in the uplink sub frame the sector controller performs a noise measurement and the...

Page 147: ...ted Reports the RF head frequency band detected at startup This is the radio which this subscriber will use 7030 based 3436 RF extended cal interface detected This unit is operating in the 3436 RF range This is the radio which this subscriber will use Add detected BS BS ID f nn kHz A new sector controller BS ID has been detected at nn kHz during the initial scan This message is displayed during in...

Page 148: ...th the sector controller Normally the sector controller will allocate opportunities based on worst case modulation rate Broadcast Ranging Opportunity Received This message indicates that the sector controller has provided an opportunity for subscriber registration This message is part of the normal registration process Broadcast Ranging Opportunity Timeout This message indicates that the sector co...

Page 149: ...connection lost Skip to next one During the initial scan the subscriber unit lost connection to the last detected sector controller and will try registering with the next device on the list of sector controllers to scan Information only There is no action required Decode Certificate Done nn The security certificate is ok Information only There is no action required Decode Certificate Error The sec...

Page 150: ...ment and an adjustment of your sector s Reference RSS are good first steps You should also verify that you are not experiencing any interference DlfpSignal t o This is a debug message An error was detected in the map i e bad reception RF issues interference The DLFP specifies the burst structure of the frame No DLFP was detected at all within the allotted time This could be the result of poor rece...

Page 151: ... acknowledgement message not being received by the SU This message can be caused by transient wireless errors It does not indicated a serious problem unless it occurs repeatedly If it does in fact occur repeatedly follow the steps in the RF troubleshooting section of this guide DSC Err DSC ACK send retries exhausted SF ID XXXX The subscriber unit has attempted to acknowledge a DSC transaction unsu...

Page 152: ...boot and begin network entry again This message implies that an IP address for the ToD server has been successfully obtained from a DHCP server but that communication with said ToD server has failed Check network connectivity between the ToD server and your sector Finished Initial Scan The initial scan has been listed Another message will also be logged to provide the status of the scan Informatio...

Page 153: ...ller If it reaches its maximum Tx power it displays this message then begins the cycle again at its lowest Tx power Frame number nn nn This message provides additional information for another message Information only There is no action required Frequency Table Invalid Can t start Initial scan System Error Contact support redlinecommunications com Initial Ranging Req Tx nn x 0 01 dBm Initial range ...

Page 154: ...ing the timing offset of your subscriber unit s uplink bursts Try adjusting the sector controller s reference RSSI to minimize the difference between the strongest and weakest uplink RSSI Learn Ack Add Host SeqNum nn These 7 messages are part of the host learning sequence As host devices are being added or deleted these messages will be added to the event log Normal operation There is no action re...

Page 155: ...e is no action required Missed Frame DlfpSignal t o This means that the subscriber unit did not detect the beginning of the frame It is not serious to see one or two of these messages If they persist it could indicate a timing offset problem Check other subscriber units within the same sector to see if they experience the same problem If multiple subscriber units experience this problem it could i...

Page 156: ... message Error detected in maps This could be the result of poor reception RF issues interference See Troubleshooting Wireless Link Issues on page 5 18 Provision Corrupted Config File Error during TFTP self provisioning You need to correct and update the required configuration file stored on the TFTP server You can manually configure the subscriber through the sector controller or RMS Provision In...

Page 157: ... ranging sequence As the subscriber progresses through the initial ranging procedure these messages may be added to the event log Normal operation There is no action required Ranging in progress cancelled by watchdog Debug message The watchdog has been triggered to avoid data traffic loss due to range lock Information only There is no action required During ranging data traffic is temporarily halt...

Page 158: ...zed for registration with this sector controller REG REQ not sent no bw granted The subscriber unit has not been able to send a registration request message to the sector controller since the sector controller has not granted it bandwidth to do so It cannot request bandwidth because it is not yet registered This is likely a problem with the sector controller The sector controller should grant band...

Page 159: ...eyond the maximum number of allowed retries This message is normally a result of some underlying RF problems See Troubleshooting Wireless Link Issues on page 5 18 SBC Success TLV Map XXXXXXXX The subscriber unit has successfully negotiated its basic capabilities with the sector controller This message is part of the normal registration process SBC Wait Timeout T18 nn retries A SBC request response...

Page 160: ...There is no action required Started SNMP software upgrade The subscriber unit restore operation has been initiated by RMS Information only There is no action required StartFrameRx failed Debug message Error detected in maps This could be the result of poor reception RF issues interference See Troubleshooting Wireless Link Issues on page 5 18 Subch IRng SCh Number nn Frame nn These messages are par...

Page 161: ...fied location TFTP_HMAC_FAILED TFTP HMAC authentication failed The file specified for upgrade or restore cannot be authenticated Ensure that you have specified the correct file Place the required file in the specified location TFTP_PKTS_INORDER TFTP Failed Packets out of order The file specified for upgrade or restore cannot be verified Ensure that you have specified the correct file Place the req...

Page 162: ... Uplink SF nn changed Changes have been successfully applied to the specified uplink service flow Information only There is no action required Uplink SF nn created CID XXXX No Cls nn An uplink service flow has been successfully created Information only There is no action required Uplink SF nn not created no space CID XXXX The subscriber unit cannot create the specified UL service flow as there is ...

Page 163: ...loper Message mpiTxMacPdus failed Developer Message RxHandler failed Developer Message StartFrameRx failed Developer Message TxHandler failed Developer Message Core 1 Restart System Failure Contact support redlinecommunications com DSX_ADD_ABORT DSA abort by DSA ACK SF Id XXXX System Error Contact support redlinecommunications com DSX_ADD_ACK_RECOVER_RETRY DSA recovery DSA ACK lost SF Id XXXX Syst...

Page 164: ...unications com DSX_PARAM_NOT_PRESENT DSx Add Reject System Error Contact support redlinecommunications com DSX_SF_CLS_ADD_REJECTED DSA Err SF or CLS rejected SF Id XXXX System Error Contact support redlinecommunications com DSX_SF_CLS_CHNG_REJECTED DSC Err SF or CLS rejected SF Id XXXX System Error Contact support redlinecommunications com DSX_SF_EXISTS DSA Rejected Service Flow exists SF Id XXXX ...

Page 165: ...en provided here as well as the corresponding event log messages that may be displayed by the other devices within the base station If you are using RMS this table is also provided in the Redline Management Suite Administration and Maintenance Guide with the corresponding RMS alarm condition and log messages The RMS messages will only be displayed if the corresponding synchronization traps are con...

Page 166: ...come disconnected during normal operation Normal Operation Backup Master Backup Function Activated Synchronization with GPS Ok GPS Detected Backup Master is now active Master is Offline after reboot Normal Operation Backup Master 17 33 06 GPS Synchronization Ok 17 33 02 GPS Detected 17 32 31 GPS is not Detected 17 01 33 Master with GPS Function Activated GPS is in holdover mode GPS antenna may hav...

Page 167: ...ration of one sector controller so that you have only one device configured as the Master with GPS Backup Master Other Backup Detected Waiting More than one sector controller has been configured as the Backup Master Change the configuration of one sector controller so that you have only one device configured as the Backup Master Master Synchronization Signal not Detected Waiting No Connection betw...

Page 168: ...d and is secure Slave State changes from Synchronization OK to Synchronization Lost All of the following messages are displayed Synchronization Signal Detected Synchronization Signal not Detected Synchronization Lost Synchronization OK 50 ohm termination has been disconnected You should see the above listed messages on the Backup Master Check the wiring of the GPS and the 50 ohm load termination V...

Page 169: ... the GPS unit Backup Master Backup Function Activated Master is not Detected No connection between the GPS and Master with GPS and the Backup Master on Sync In or Sync Out port You should see the above listed messages on the Master No corresponding event log messages are displayed by the Slave devices Check the wiring connections between Master with GPS and the Backup Master Also check the connect...

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Page 171: ...ectional UDP Throughput Measuring 2 13 Bridge Filter 6 2 Subscriber Unit Host Limitation 6 3 C Cable AC DC Power 4 8 Compensation 5 19 Cross Over vs Straight 5 8 Interface 4 6 RF 4 7 Classifiers Example 5 35 Maximum Number per SC 3 13 Verifying 5 34 Cold Restart 5 7 Sector Controller 5 7 Command Line Interface Connecting to Sector Controller 2 5 Connecting to Subscriber Unit 2 6 Communication Conn...

Page 172: ... Secure Remote Access 2 17 Spares for Replacement 2 3 Error Messages LO1 LO2 5 21 Radio Reference Frequency 5 21 5 23 Sector Controller B 1 Subscriber Unit C 1 Synchronization D 1 Ethernet Cross Over vs Straight Cables 5 8 Management Port Connection 5 9 Troubleshooting 5 8 Event Log Monitoring 2 6 Reported Noise Level 5 32 Scripts A 1 Sector Controller Messages B 1 Subscriber Unit De registration ...

Page 173: ...y 7 2 Protection Components 4 11 LO1 LO2 Errors 5 21 M MAC Address Auto Learning 5 40 Learning Mode 5 40 Subscriber Unit Host Limitation 6 3 Unknown Host 5 37 Maintenance Baseline Configuration 2 15 Indoor Unit IDU 3 1 Radio 4 1 Redundant Power Supply 3 4 Required Equipment 2 2 Required Personnel 2 15 Schedule 2 1 Scheduling Window 2 14 Management Configuring AN100U UX 5 11 Configuring Speed Duple...

Page 174: ...Scripts A 1 checkDailyPerSector pl A 8 checkTime pl A 7 errorReport pl A 5 findNoisefloor pl A 8 scan pl A 1 PHY Viewing Modifying Parameters 3 14 Power Cable AC DC 4 8 Verifying 4 6 Power Control Uplink 3 4 Power Injector 5 6 Power Supply Inrush Current at Startup 5 7 Redundant 3 2 R Radio Maintenace 4 1 Reference Frequency Errors 5 21 5 23 Replacing 4 1 Rebooting AN100U UX 3 2 5 7 See also Cold ...

Page 175: ...munication Configuration 5 14 Server Configuring DHCP 2 18 Time of Day 2 20 Service Class 3 13 Service Flow Enabling Default Uplink 6 1 Maximum Number 3 13 Maximum per Sector Controller 3 13 Service Classifier 3 13 Verifying 5 34 Verifying Classifiers 5 34 Signal Cabling Verifying 4 6 Site Spectrum Analysis 5 34 SMC High Latency 5 44 Software Upgrade Troubleshooting 5 43 Spare Equipment 2 3 Spectr...

Page 176: ...charts 5 2 Management Port Connection 5 9 Procedures 5 1 Required Reference Information 2 3 Self Install 6 1 6 4 6 5 Software Upgrade 5 43 Synchronization D 1 Wireless Link Issue 5 18 U Uplink Default Service Flow 6 1 Power Control 3 4 Uplink Channel Detecting Interference B 19 Uplink TCP Throughput Measuring 2 13 Using Iperf Utility 2 11 Ping Utility 2 10 rfMonitor Utility 2 14 Utility Iperf 2 11...

Page 177: ...y Connectiong to Sector Controller 2 4 Wind Damage 7 2 Disaster Recovery 7 2 Wireless Interface 3 3 Required Pararmeters for GPS Synchronization 3 7 Wireless Link Gauging Performance 5 24 Optimization and Reference RSSI 5 27 RF Interference 5 29 Troubleshooting 5 18 ...

Page 178: ...Redline Management Suite Administration and Maintenance Guide 1 8 Redline Communications Inc Confidential and Proprietary ...

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