Huawei AC & Fit AP, Quick Maintenance Manual

Page 1: ...Quick Maintenance Guide AC Fit AP Issue 04 2018 05 30 ...

Page 2: ...leshoot faults and collect fault information on the web platform It will help you quickly understand key preventive maintenance measures so as to detect and remove potential risks References are also listed at the end of the document from which you will obtain more information for AC and Fit AP maintenance ...

Page 3: ...How to Quickly Maintain Huawei AC Fit AP Contents Before You Start 1 2 Solution to a Web Platform Login Failure 17 Risky Operations 18 References 19 Fault Information Collection and Feedback 12 ...

Page 4: ...le port of the device you need to maintain and the DB9 connector to the USB port of the operation terminal so that you can log in to the device Network cables optical fibers and SFP eSFP SFP XSFP QSFP transceiver modules used to locate failure points or replace faulty cables or modules One operation terminal which is generally a portable computer with serial communication software installed for de...

Page 5: ...b based Configuration Guide If the login fails see Solution to a Web Platform Login Failure Collect and report fault information No Yes Check indicators and rectify the fault Check alarms on the AC and rectify the fault Check AP status and rectify the fault Check AC status and rectify the fault Check user status and rectify the fault Check the license of the AC and rectify the fault Start End Is t...

Page 6: ...ault cannot be rectified contact your agent or Huawei enterprise technical service hotline The following table lists the normal indicator states on an AC and an AP 3 Category Indicator Normal State Service port indicator Network cable connected steady green No cable connected off AC PWR SYS Steady green If there are two indicators at least one of them should be steady green Slow blinking green STA...

Page 7: ...fault APMAC dc d2 fc f6 76 a0 hex APType AP6010DN AGN APName AP_3 APFAULTTIME 1 APID 3 Alarms on an AC are classified into critical major minor warning indeterminate and cleared alarms among which critical and major alarms must be handled immediately Handle these alarms according to the Alarm Handling If alarms cannot be cleared record fault information and contact your agent or Huawei enterprise ...

Page 8: ... 100 2 Choose Monitoring AP to check AP information If the AP health score is 100 check its CPU Usage and Memory Usage If the AP health score is lower than 100 check Version Status STA Access Failure Ratio Logout Ratio STA Quantity CPU Usage and Memory Usage Check whether CPU Usage exceeds 90 and whether Memory Usage exceeds 80 If the AP has a high CPU usage or memory usage check the CPU usage or ...

Page 9: ...eld of the AP displays normal Possible values of this field include normal The AP is running normally and no action is required fault The AP failed to go online Check the network environment and configuration Remove errors in the radio environment or configuration to ensure that the AP can go online name conflicted Another AP with the same name has already gone online Rename the current AP ver mis...

Page 10: ...prise technical service hotline 2 Check whether AC s temperature is in the range of 5oC to 50oC 23oF to 122oF If the AC temperature is out of the operating temperature range check whether fans of the AC are running normally and whether the ambient temperature is in normal range High temperature may cause damage to the device If the temperature keeps increasing and exceeds the upper threshold the A...

Page 11: ...e the problem according to the suggestions provided in the diagnostic result Choose Monitoring User User Distribution to check user distribution If user distribution among APs is severely unbalanced record user distribution information Choose Monitoring User User Statistics and check the Negotiation Rate values of users If the negotiation rate of a user is lower than 12 Mbit s choose Configuration...

Page 12: ...ise technical service hotline and provide the fault information you have recorded to the technical support engineers Choose Monitoring User User Statistics and check whether the Retransmission Ratio value exceeds 50 and whether the Packet Loss Ratio value exceeds 5 If the retransmission ratio exceeds 50 or the packet loss ratio exceeds 5 check whether network communication is normal and whether th...

Page 13: ... status field is not Normal reload and activate the license If the problem persists record the license key and ESN of the AC by referring to the License Usage Guide and contact your agent or Huawei enterprise technical service hotline 2 Check whether the number of APs connected to the AC is in the expected range If an AP fails to go online check the AP status to analyze the cause For details see C...

Page 14: ...llows Log in to the web platform and choose Configuration AP Config AP Config AP Info Select the AP to be replaced and click Replace Enter the new AP s MAC address in New AP MAC Alternatively click In the dialog box that is displayed select an AP and click OK The new AP s model must be the same as the original AP The new AP goes online with the ID of the original AP All data configured on the orig...

Page 15: ... need to collect when a fault occurs No Item Collection Method 1 5 Fault occurrence time Symptom Impact Topology Measures taken Record the time when the fault occurred accurate to minutes Record the fault symptom and detailed information Record severity of the fault and affected services Draw a network diagram showing the upstream and downstream devices and connected ports Record the measures that...

Page 16: ...ier versions Log in to the web platform choose Maintenance AC Maintenance Log View AC Logs and click Export 1 Logs record such information as user operations system faults and system security events In the Export Logs dialog box select the log file you want to export and click OK ...

Page 17: ...ip are diagnostic log files The log log and log dblg files are latest log files Save the exported log files to your PC so that you can view the files or send them to technical support engineers For V200R007C20 and later versions Log in to the web platform choose Maintenance AC Maintenance Log Log File select required log files and click Download ...

Page 18: ...ose with file name extension dblg are diagnostic log files The log log and log dblg files are latest log files Save the exported log files to your PC so that you can view the files or send them to technical support engineers For V200R007 and later versions Log in to the web platform choose Maintenance AP Maintenance Log and click Export the log or diagnosis information in the row of the AP whose l...

Page 19: ...et diagnosis parameters and then run the diagnosis task 2 Export diagnostic information and log information After the diagnosis task is completed click Export Diagnosis Info and then click OK in the dialog box that is displayed The system saves diagnostic information in txt files and prompts you to save them to your computer The files downloaded to your PC are named overall_diaginfo_xxx txt and au...

Page 20: ...l user username username command If the Service type mask field in the command output contains H the HTTP service is included in the service types for the user that is used to log in to the web platform 4 Check the browser version and settings If the browser version does not match the web platform or its settings are incorrect for example the security level is too high use another browser For the ...

Page 21: ...ton on an AP Look into optical fiber connectors without eye protection Loosen ground screws Hot swap a USB flash drive or Micro SD card Change antenna directions Software Related Risky Operations Reboot an AC AP Upgrade an AC AP Shut down physical ports Use Reset or Clear instructions to delete statistics 18 ...

Page 22: ...h the following links Action Link Browse or download AC and Fit AP product documentation or cases http support huawei com onlinetoolsweb WLAN en WLAN_Information_Servic e_Portal_en html http forum huawei com enterprise en forum 869 html 19 Ask for help in the support community ...