Samsung WEC8500, Maintenance Manual

Page 1: ...WEC8500 8050 Maintenance Manual Version 5 1 Samsung Electronics America page 1 of 87 WEC8500 WEC8050 APC Maintenance Manual...

Page 2: ...ormation SAMSUNG ELECTRONICS AMERICA reserves the right without prior notice to revise information in this publication for any reason SAMSUNG ELECTRONICS AMERICA also reserves the right without prior...

Page 3: ...Organization This manual consists of 5 Chapters 1 Annex and a list of Abbreviations CHAPTER 1 System Management This chapter describes the symptoms of the APC system and their solutions CHAPTER 2 WLAN...

Page 4: ...ribes the acronyms used in this manual Conventions The following types of paragraphs contain special information that must be carefully read and thoroughly understood Such information may or may not b...

Page 5: ...upplier and check the terms and conditions of the purchase contract This product and its electronic accessories should not be mixed with other commercial wastes for disposal Revision History VERSION D...

Page 6: ...rnel image 14 1 2 System Messages Alarms Events 17 1 2 1 Alarm or event is not generated 17 1 2 2 System log message is not displayed 18 1 2 3 Incorrect alarms are generated 20 1 2 4 Syslog messages a...

Page 7: ...ure 45 2 2 2 PSK authentication failure 47 2 2 3 Static WEP access failure 48 2 3 Additional WLAN Services 50 2 3 1 Clustering function does not work 50 2 3 2 Spectrum analysis is not provided 52 2 3...

Page 8: ...lem Analysis Log List 82 A 1 crash log 82 A 2 trace log 83 A 3 debug log 84 LIST OF FIGURES Figure 1 Web UI Access Error Window 40 Figure 2 Web UI Login Error Window 42 Figure 3 Web UI 802 1x authenti...

Page 9: ...s During the booting the CPU overheat detected log indicating overheating of the central processing unit CPU is displayed in the boot loader and then the power is automatically turned off WEC8500 The...

Page 10: ...C for the following reasons Malfunctioning of the fan Operational error of the temperature sensor Problem with the ambient temperature of the installation environment Solutions 1 Switch off the power...

Page 11: ...or three times when the board is reset SATA link down SStatus 0 SControl 320 scanning bus for devices No Link on port 0 scsi_ahci SCSI inquiry command failure system kernel loading fail status 0 USB U...

Page 12: ...boot partition 1 Enter password to stop autoboot Bad partition 1 system kernel loading fail status 1 Omitted Retry the same process for three times when the board is reset boot partition 1 Enter passw...

Page 13: ...primary active partition nor the stand by partition is detected due to damaged partition table The partition table is normal but both the primary partition and the stand by partition are formatted Th...

Page 14: ...utoboot Loading file boot vmlinux gz from scsi device 0 1 sda1 0 bytes read Error Bad gzipped data argv 2 coremask 0xff argv 3 endbootargs No elf image at address 0x20700000 system kernel loading fail...

Page 15: ...nd package images 2 Rollback to the previous package residing on the stand by partition To rollback if the primary partition is 1 set the boot partition to 2 Or if the primary partition is 2 set the b...

Page 16: ...ge has been applied to the system WEC8500 show reboot cause Reboot Cause Block Upgrade Code Package Upgrade WEC8500 show version Samsung package version information Primary currently running ver 0 8 1...

Page 17: ...ts WEC8500 show alarm history all Error can not read the file WEC8500 show event Error can not read the file or WEC8500 show alarm history all WEC8500 show event Possible Causes The alarm format has c...

Page 18: ...log all 1 evm 2012 08 18 12 48 33 548 WRN Clear Debug Detail Log file 2 evm 2012 08 18 12 47 29 884 WRN Clear Debug Log file 3 eqm 2012 08 31 17 42 05 546 MAJ CPU Load Alarm Cleared CPUID 4 LOAD 0 000...

Page 19: ...g Log Configuration Debug Log Mode On Debug Log Module Filter all Debug Log Level Filter warning Debug Log File Size 10 MBytes Debug Log File Count 1 Module STD Out Off Module Filter STD Out all Modul...

Page 20: ...7 network MAJ NET VLAN Restore Failure Trap 88 network CRT NET Link failure Alarm table which is changed after upgrading the package WEC8500 show alarm list all 1 network 2012 08 31 11 09 24 MAJ APC I...

Page 21: ...ilter information is not setup use the alarm group system and alarm level major commands to configure the following settings WEC8500 show alarm conf Alarm Log Configuration Alarm Group Filter all Alar...

Page 22: ...execute the syslog level command to configure the following settings WEC8500 show syslog conf Syslog Server Configuration Syslog Mode Enable Syslog Level Filter notice Host 1 IP Address 192 168 0 36 U...

Page 23: ...eck success Package Upgrade failed checksum error Possible Causes and Solutions When upgrade fails causes of the failure can be checked using the error messages Possible causes and the troubleshooting...

Page 24: ...ses and Solutions If there is a problem with the process in the upgraded package the system is booted to the previous package following these steps 1 An error is found in the main process during the s...

Page 25: ...Execute the show process command to check the process Status WEC8500 show processes Processes Info Status D usually IO R Running S Sleep T Stop X Dead Z Zombie up Active down Inactive dis Disable id...

Page 26: ...t 85 si_ptr 0x556421a7f0 si_overrun 0 si_timerid 1473 si_addr 0x5c100000000 si_band 6326486827008 si_fd 85 usr local lib libplog so plog_log 0x334 0x55645b4084 usr local lib libplog so plog_signalhand...

Page 27: ...ure 94 Threshold 93 Possible Causes The system s ambient temperature has increased or the system temperature has increased due to an external environment problem The temperature sensor or the fan of t...

Page 28: ...r Fail Alarm Temp Sensor Fail Alarm occurs if the temperature sensor of the system is faulty If the temperature sensor remains in faulty state for 24 hours or longer or if the temperature sensor and t...

Page 29: ...l Support Team for the countermeasure 1 5 4 Thermal Shutdown Alarm If the system detects that the system temperature is higher than the operational temperature due to faulty fan or temperature sensor...

Page 30: ...lete the files which are not in use If the alarm is not cleared even after deleting the files contact the Samsung Technical Support Team for the countermeasure WEC8500 file WEC8500 file ls Current wor...

Page 31: ...set threshold Solutions On the APC system execute the remove command to delete the files which are not in use If the alarm is not cleared even after deleting the files contact the Samsung Technical S...

Page 32: ...unity server or PC and the APC are not connected to the network Solutions 1 Check that the SNMP community setting of the MIB browser and the SNMP community information of the APC match each other If S...

Page 33: ...is sent from the APC Possible Causes Not registered as a trap receiver on the APC The Trap server or PC and the APC are not connected to the network Solutions 1 Check the trap receiver list of the APC...

Page 34: ...ollowing error message is generated when executing the save local command WEC8500 save local Timeout No Response from or WEC8500 save local Failed to get running config Error failed to save configurat...

Page 35: ...ame pid activationTime status restart 1 evm 1770 2012 09 05 11 03 08 up S 0 3 db 1817 2012 09 05 11 03 14 up S 0 18 imi 12268 2012 09 05 13 08 10 up S 0 29 snmpd 2466 2012 09 05 11 04 31 up S 0 3 Exec...

Page 36: ...file WEC8500 file cd etc config WEC8500 file ls Current working directory disk etc config file 7 0M Jan 2 06 22 23 test wec8500 config WEC8500 file end WEC8500 import test wec8500 config File etc con...

Page 37: ...n file is abnormal use another file 3 Check the disk usage space of the system and if there is insufficient free space delete the unnecessary files and try again WEC8500 file df Device disk Filesystem...

Page 38: ...create the configuration file or WEC8500 export test Please check the disk usage Error failed to create the configuration file Possible Causes Other processes related to saving of settings are abnorm...

Page 39: ...nd try again WEC8500 file df Device disk Filesystem ext4 Total size 11 6G Free space 100 0K WEC8500 file ls Current working directory disk directory 4 0K Dec 26 16 47 06 etc file 1 0G Dec 12 17 48 18...

Page 40: ...access the APC system using the web browser Symptoms When the IP address of the APC is entered in the address input field of the web browser the web user interface UI is not accessed but the following...

Page 41: ...2 Execute the show processes command to check that the httprd snmpd and WebAgent processes are in up status WEC8500 show processes Processes Info Status D usually IO R Running S Sleep T Stop X Dead Z...

Page 42: ...shown Figure 2 Web UI Login Error Window Possible Causes The login account is not registered Solutions Execute the show mgmt users command to check the login account settings WEC8500 show mgmt users...

Page 43: ...p with a Service Set Identifier SSID but the wireless station is unable to find the SSID The Basic Service Set Identifier BSSID information can be checked by executing the following command WEC8500 sh...

Page 44: ...WLAN_Count WLAN_List AP_Count AP_List 1 default 1 1 3 1 2 3 3 Check that the interface group ID IF_GRP_ID of the WLAN is valid WEC8500 show if group IF_GRP_ID IF_GRP_NAME IF_Count IF_List 1 ifg1 1 vla...

Page 45: ...an error with 802 1x authentication In this case re association information of the wireless station can be checked in the following way The information can be checked executing a CLI command in the fo...

Page 46: ...b Click L2 to check the settings Click Radius to check the settings 3 Check that the RADIUS server settings are correct The information can be checked executing a CLI command in the following way WEC8...

Page 47: ...top menu click Monitor 2 On the left menu click Stations Figure 4 Web UI PSK authentication failure Possible Causes Wi Fi network authentication settings of the wireless station are incorrect WLAN se...

Page 48: ...WEP re association is performed normally but subsequent communication fails the connection is lost after some time In this case re association information of the wireless station can be checked in the...

Page 49: ...rity option of the APC is set to Static WEP If the security option is not Static WEP change the option by referring to the Operation Manual of the APC The information can be checked executing a CLI co...

Page 50: ...tus is normal check if the APC is registered in the cluster group If so check if INDEX and IPv4 ADDRESS match Also check that ConnectStatus is CONNECTED 1 If the CONNECT STATUS is displayed as NOT_CON...

Page 51: ...WEC8500 8050 Maintenance Manual Version 5 1 Samsung Electronics America page 51 of 87...

Page 52: ...tion of spectrum analysis is not provided Possible Causes The reporting function is not enabled There is an error with the Control And Provisioning Wireless Access Point CAPWAP which is the connection...

Page 53: ...uty cycle enable For Interference WEC8500 configure spectrum analysis apid 1 configuration request interference enable 2 Check the State of CAPWAP If the state is not normal 1 1 5 solve the problem by...

Page 54: ...is not RUN WEC8500 show ap summary AP Mgmt interface IP 100 100 100 1 vlan1 200 AP_ID CFG_NAME AP_Name Mac_Address IPv4Addr State 1 ap_1 AP_f4d9fb23c3f9 00 11 22 33 44 55 100 100 100 38 1 1 5 2 Check...

Page 55: ...changed to 1 2 0 and cannot be connected to the APC WEC8500 show ap summary config AP Mgnt interface IP 10 10 10 11 vlan1 110 AP_ID Profile AP_NAME MAC_Address IPv4Addr State Location 2 ap_2 AP_0000aa...

Page 56: ...64 time 0 060 ms 72 bytes from 100 100 100 10 icmp_seq 5 ttl 64 time 0 068 ms 100 100 100 10 ping statistics 5 packets transmitted 5 received 0 packet loss time 1998ms rtt min avg max mdev 0 055 0 06...

Page 57: ...s 11 packets transmitted 11 packets received 0 packet loss round trip min avg max stddev 0 730 0 967 1 454 0 229 ms If ping fails and there is an error with the network setting information reset it AP...

Page 58: ...00 Duplex Full VlanSupport Disable NativeVlanId 0 FragmentSize 1400 RebootCause 0x80 config change PrimaryControllerName N A SecondaryControllerName N A TertiaryControllerNames N A DTLS Policy Disable...

Page 59: ...incorrect Checking and Solving the Problem 1 Check if the AP can ping other interfaces of the APC but not the AP Mgnt interface IP 2 Retrieve the interface state of APC AP Mgnt interface IP and check...

Page 60: ...unassigned up up ge3 30 30 30 1 up down ge4 unassigned up down ge5 unassigned up down ge6 unassigned up down ge7 unassigned up down ge8 unassigned up down xe1 unassigned up down xe2 unassigned up down...

Page 61: ...ion is enabled Checking the AutoDiscovery Function If the AutoDiscovery function is enabled for the APC when an AP sends a discovery request to the APC it is automatically registered The registered in...

Page 62: ...roup 1 MulticastIfIndexList NULL If the APC s AutoDiscovery function is disabled enable it in the following way WEC8500 configure terminal WEC8500 configure apc capwap auto discovery Enable the AutoDi...

Page 63: ...current of the AP_ID executing the show ap upgrade list If the AP model is WEA30x the weafama package is used and if the AP model is WEA40x the weafamb package is used WEC8500 show ap upgrade summary...

Page 64: ...ath package ap IpAddress 10 10 10 11 PortNum 21 MAXretries 3 MAXdownload 3 currentDownload 0 waitApCount 0 Target All PKG_Name Version FileName Type Weafama Default Weafama Quick Upgrade weafama Predo...

Page 65: ...famb Predownload 2 Check if the FTP server is in normal state WEC8500 show ftp server FTP Server Stop Port 21 FTP User samsung Pw If the FTP server is in Stop state enter the ftp server enable command...

Page 66: ...Version config current Status RC FR RC Pri force 1 WEA303i 1 2 5 R 1 2 5 R None 0 0 16 AP No To delete items requiring manual upgrade execute no upgrade request in AP mode You can check that the item...

Page 67: ...TotalApNo is the total number of APs that are configured additionally and MaxApNo is the maximum number of APs that can be set up additionally The procedure to add APs using web UI is described below...

Page 68: ...command to check the AP list which is set in the APC and delete the unused APs WEC8500 show ap summary config AP Mgnt interface IP 100 100 100 1 vlan1 100 AP_ID Profile AP_NAME MAC_Address IPv4Addr St...

Page 69: ...the firewall does not work This may occur if accelerator is not enabled for the firewall Symptoms The firewall policy is set up on the interface but is not applied to the packets Possible Causes Acce...

Page 70: ...utions Check the accelerator setting Firewall Accelerator of the firewall WEC8500 show firewall status Firewall Accelerator enable Max Connections 327680 If the setting is disabled execute the followi...

Page 71: ...show wi device ap list unmanaged Possible Causes The function for detecting unauthorized APs is not enabled The wireless channel used by the unauthorized AP is not included in the setting Solutions 1...

Page 72: ...gured on the AP Possible Causes The AP is not connected CAPWAP state of the AP is not RUN 5 Solutions 1 Execute the show ap summary command to check that the AP is connected If the AP is shown setup t...

Page 73: ...e of the AP is not RUN 5 solve the problem by referring to CAPWAP Settings WEC8500 show ap summary AP Mgnt interface IP 10 64 55 1 vlan1 192 AP_ID CFG_NAME AP_NAME MAC_Address IPv4Addr State Location...

Page 74: ...e Location 1 ap_1 AP_f4d9fb23d049 f4 d9 fb 23 d0 49 10 64 55 103 1 1 5 2 ap_2 AP_f4d9fb23cfc9 f4 d9 fb 23 cf c9 10 64 55 57 1 1 5 3 ap_3 AP_f4d9fb23cbf9 f4 d9 fb 23 cb f9 10 64 55 102 1 1 5 If the AP...

Page 75: ...The following shows an example for Republic of Korea KR WEC8500 show tx power range KR Country Republic of Korea KR 2 4Ghz no model WEA302i WEA303i WEA303e WEA403i WEA403e WEA412i WEA312i WEA313i WEA...

Page 76: ...shows an example for United Kingdom GB Italy IT Australia AU Russia RU South Africa ZA UAE AE India IN and Turkey TR also use the same range as United Kingdom WEC8500 show tx power range GB Country Un...

Page 77: ...5 2 64 100 140 149 165 36 48 52 64 100 140 149 165 36 48 52 64 100 140 149 165 6 20 6 23 6 23 6 23 3 20 3 20 3 20 3 20 3 20 3 20 3 20 3 20 6 20 6 23 6 23 6 23 6 20 6 23 6 23 6 23 The following shows a...

Page 78: ...140 149 165 36 48 52 64 100 140 149 165 6 17 6 20 6 20 6 20 3 17 3 17 3 17 3 13 6 15 6 17 6 12 6 12 6 11 6 13 6 15 6 12 6 15 6 17 6 12 6 12 5Ghz WEA403e WEA412i WEA312i WEA313i WEA413i 36 48 52 64 10...

Page 79: ...nfig summary RRM Status Enabled Rf Group Name 80211a n 80211b g n Dynamic Power Control DPC Enable Enabled Enabled Periodic Interval 600 600 RSSI Threshold 70 70 TX Power Min Max 16 20 12 20 Minimum N...

Page 80: ...Collect Interval 120 120 3 To enable all RRM functions execute the following commands WEC8500 configure terminal WEC8500 configure rrm WEC8500 configure rrm enable WEC8500 configure rrm 80211a dpc en...

Page 81: ...n Tracking setting information WEC8500 show locationtrack config Location tracking enable Enabled Algorithm type 4 Expiry date of history files 0 If Location Tracking is disabled 0 execute the followi...

Page 82: ...8500 show debug reboot export WEC8500 file upload ID PW IPADDR disk log crash cdr txt cdr txt WEC8500 file remove disk log crash cdr txt core dump log crash When an application process is terminated f...

Page 83: ...al PC Select a file in the storage location in the browse window and click the Download button After download completes click the Delete button to delete the extracted file CLI WEC8500 file upload ID...

Page 84: ...due to system overload Common Method valid only when the file exists in the storage location WEC Administration File Management APC Local PC Select a file in the storage location in the browse window...

Page 85: ...Set Identifier C CAPWAP Control and Provisioning Wireless Access Point CHDC Coverage Hole Detection Correction CPU Central Processing Unit D DPC Dynamic Power Control DCS Dynamic Channel Selection DTL...

Page 86: ...User Service RRM Radio Resource Management S SE Simple Executive SNMP Simple Network Management Protocol SSD Solid State Disk SSID Service Set Identifier S W Software T TS Technical Support U UI User...

Page 87: ...5 Samsung Electronics America All rights reserved No part of this manual may be reproduced in any form or by any means graphic electronic or mechanical including recording taping photocopying or infor...