Capacity_MChannel_WLANs
CapacityofMulti-ChannelWirelessNetworks:ImpactofNumberofChannelsandInterfaces
PradeepKyasanurDept.ofComputerScience,andCoordinatedScienceLaboratory,UniversityofIllinoisatUrbana-Champaignkyasanur@uiuc.eduNitinH.VaidyaDept.ofElectricalandComputerEng.,andCoordinatedScienceLaboratory,UniversityofIllinoisatUrbana-Champaign
nhv@uiuc.edu
ABSTRACTThispaperstudieshowthecapacityofastaticmulti-channelnetworkscalesasthenumberofnodes,n,increases.GuptaandKumarhavedeterminedthecapacityofsingle-channelnetworks,andthoseboundsareapplicabletomulti-channelnetworksaswell,providedeachnodeinthenetworkhasadedicatedinterfaceperchannel.Inthiswork,weestablishthecapacityofgeneralmulti-channelnetworkswhereinthenumberofinterfaces,m,maybesmallerthanthenumberofchannels,c.Weshowthatthecapacityofmulti-channelnetworksexhibitsdifferentboundsthataredependentontheratiobetweencandm.Whenthenumberofinterfacespernodeissmallerthanthenumberofchannels,thereisadegradationinthenetworkcapacityinmanyscenarios.However,oneimportantexceptionisarandomnetworkwithuptoO(logn)channels,whereinthenetworkcapacityremainsattheGuptaandKumarboundofΘWnlognbits/sec,independentofthenumberofin-terfacesavailableateachnode.Sinceinmanypracticalnetworks,numberofchannelsavailableissmall(e.g.,IEEE802.11networks),thisboundisofpracticalinterest.Thisimpliesthatitmaybepossibletobuildcapacity-optimalmulti-channelnetworkswithasfewasoneinterfacepernode.Wealsoextendourmodeltoconsidertheimpactofinterfaceswitchingdelay,andshowthatinarandomnet-workwithuptoO(logn)channels,switchingdelaymaynotaffectcapacityifmultipleinterfacesareused.CategoriesandSubjectDescriptorsC.2.1[Computer-CommunicationNetworks]:NetworkArchitectureandDesign—WirelesscommunicationGeneralTermsTheory,PerformancePermissiontomakedigitalorhardcopiesofallorpartofthisworkforpersonalorclassroomuseisgrantedwithoutfeeprovidedthatcopiesarenotmadeordistributedforprofitorcommercialadvantageandthatcopiesbearthisnoticeandthefullcitationonthefirstpage.Tocopyotherwise,torepublish,topostonserversortoredistributetolists,requirespriorspecificpermissionand/orafee.MobiCom’05,August28–September2,2005,Cologne,Germany.Copyright2005ACM1-59593-020-5/05/0008...$5.00.KeywordsCapacity,MultipleChannels,MultipleInterfaces,Adhocnetworks,Meshnetworks
1.INTRODUCTIONPreviousresearch(e.g.,[9,10])hascharacterizedtheca-pacityofwirelessnetworks.Oneapproachforenhancingthenetworkcapacityistousemultiplechannels.Pastresearchonwirelessnetworkcapacityhastypicallyconsideredwire-lessnetworkswithasinglechannel,althoughtheresultsareapplicabletoawirelessnetworkwithmultiplechannelsaswell,providedthatateachnodethereisadedicatedinter-faceperchannel.Withadedicatedinterfaceperchannel,anodecanusealltheavailablechannelssimultaneously.How-ever,thenumberofavailablechannelsinawirelessnetworkcanbefairlylarge(e.g.,IEEE802.11a[11]hasprovisionedforupto12non-overlappingchannels),anditmaynotbefeasibletohaveadedicatedinterfaceperchannelateachnode.Whennodesarenotequippedwithadedicatedin-terfaceperchannel,thencapacitydegradationmayoccur,comparedtousingadedicatedinterfaceperchannel.Inthispaper,wecharacterizetheimpactofnumberofchan-nelsandinterfacespernodeonthenetworkcapacity,andshowthatinarandomnetworkwithuptoO(logn)chan-nels,evenwithasingleinterfacepernode,thereisnoca-pacitydegradation.Thisimpliesthatitmaybepossibletobuildcapacity-optimalmulti-channelnetworkswithasfewasoneinterfacepernode.Whenadedicatedinterfaceperchannelisnotavailable,theavailableinterfacescanpotentiallybeswitchedamongdifferentchannelstouseanyoftheavailablechannels.Suchaninterfaceswitchingtechniqueisoftenusedtoimprovechannelutilization[15,22,23].However,interfaceswitchingincursadelay,whichmayreducetheachievablenetworkcapacity.Inthispaper,weincludeapreliminarystudyoftheimpactofinterfaceswitchingdelayonnetworkcapacity.WeshowthatinarandomnetworkwithuptoO(logn)channels,interfaceswitchingdelayhasnoimpactonnetworkcapacity,evenwhenthereareend-to-enddelayconstraints,providedthatafewadditionalinterfacesareprovisionedforateachnode.
1.1Modelingmulti-channelmulti-interfacenetworks
Weconsiderastaticwirelessnetworkcontainingnnodes.Weusetheterm“channel”torefertoapartofthefre-
43quencyspectrumwithsomespecifiedbandwidth.Therearecchannels,andweassumethateverynodeisequippedwithminterfaces,1≤m≤c.Weassumethataninterfaceiscapableoftransmittingorreceivingdataonanyonechannelatagiventime.Weusethenotation(m,c)-networktorefertoanetworkwithminterfacespernode,andcchannels.Wedefinetwochannelmodelstorepresentthedataratesupportedbyeachchannel:
iwconfig：查看无线网卡的发射功率、链路质量等参数
iwconfig：查看⽆线⽹卡的发射功率、链路质量等参数⽤法：root@ubuntu:/home/zinkin# iwconfig wlan2wlan2 IEEE 802.11bg ESSID:"TP-LINK_316"Mode:Managed Frequency:2.437 GHz Access Point: EC:88:8F:FD:B0:D3Bit Rate=24 Mb/s Tx-Power=13 dBmRetry long limit:7 RTS thr:off Fragment thr:offEncryption key:offPower Management:onLink Quality=54/70 Signal level=-56 dBmRx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0Tx excessive retries:0 Invalid misc:0 Missed beacon:0以下引⽤⾃百度百科：参数：essid：设置⽆线⽹卡的ESSID(Extension Service Set ID)。
通过ESSID来区分不同的⽆线⽹络，正常情况下只有相同ESSID的⽆线站点才可以互相通讯，除⾮想监听⽆线⽹络。
其后的参数为双引号括起的ESSID字符串，或者是any/on/off，如果ESSID字符串中包含any/on/off，则需要在前⾯加"--"。
⽰例：#iwconfig eth0 essid any 允许任何ESSID，也就是混杂模式#iwconfig eth0 essid "My Network" 设置ESSID为"My Network"#iwconfig eth0 essid -- "ANY" 设置ESSID为"ANY"nwid: Network ID，只⽤于pre-802.11的⽆线⽹卡，802.11⽹卡利⽤ESSID和AP 的MAC地址来替换nwid，现在基本上不⽤设置。
海康威视错误代码大全
设备网络SDK开发使用手册NET_DVR_GetLastError返回最后操作的错误码。
DWORD NET_DVR_GetLastError();Return Values返回值为错误码。
错误码主要分为网络通讯库、RTSP通讯库、软硬解库、语音对讲库等错误码，详见下表。
网络通讯库错误码错误类型错误值错误信息NET_DVR_NOERROR0没有错误。
NET_DVR_PASSWORD_ERROR1用户名密码错误。
注册时输入的用户名或者密码错误。
NET_DVR_NOENOUGHPRI2权限不足。
一般和通道相关，例如有预览通道1权限，无预览通道2权限，即有预览权限但不完全，预览通道2返回此错误。
NET_DVR_NOINIT3SDK未初始化。
NET_DVR_CHANNEL_ERROR4通道号错误。
设备没有对应的通道号。
NET_DVR_OVER_MAXLINK5设备总的连接数超过最大。
NET_DVR_VERSIONNOMATCH6版本不匹配。
SDK和设备的版本不匹配。
NET_DVR_NETWORK_FAIL_CONNECT7连接设备失败。
设备不在线或网络原因引起的连接超时等。
NET_DVR_NETWORK_SEND_ERROR8向设备发送失败。
NET_DVR_NETWORK_RECV_ERROR9从设备接收数据失败。
NET_DVR_NETWORK_RECV_TIMEOUT10从设备接收数据超时。
NET_DVR_NETWORK_ERRORDATA11传送的数据有误。
发送给设备或者从设备接收到的数据错误，如远程参数配置时输入设备不支持的值。
NET_DVR_ORDER_ERROR12调用次序错误。
NET_DVR_OPERNOPERMIT13无此权限。
用户对某个功能模块的权限，例如无预览权限用户预览返回此错误。
NET_DVR_COMMANDTIMEOUT14设备命令执行超时。
NET_DVR_ERRORSERIALPORT15串口号错误。
WLAN TX_RX 无线局域网
// Get response message
if (strstr(buffer, “?”))
{
int readN =0;
memset (scpiRxBuffer,’\0’,SCPI_RX_BUFFER_SIZE);// clear response buffer
while (timeOut()) // timeOut condition , implementation not shown here
MIMO HW Configuration.................................................................................................. 4
LitePoint WLAN TX_RX Programming Guide 1
// if last character is not a carriage return, adding one if (buffer[strlen(buffer)-1]!=’\n’) strcat(buffer, “\n”);
// Send SCPI command status = send( ConnectSocket, buffer, (int)strlen(buffer), 0 );
{
readN++;
memset (buffer,’\0’,MAX_COMMAND_LEN);
rxLen = recv(ConnectSocket, buffer, MAX_COMMAND_LEN-1, 0);
printf(“readN= %d, rxLen = %d,-->[%s]\n”,readN, rxLen,buffer);
mtkwifidriver驱动的分析
管理篇接收到扫描完毕nicRxSDIOAggReceiveRFBssdio有两个通道，两个通道获取数据的流程是一样的，1）通过prEnhDataStr->rRxInfo.u.u2NumValidRx0Len可以获取到该通道目前存储有多少数据包，通道数据包的存储量只有16个，如果超过16个则是固件问题，跳过看下一个通道的2）然后获取当前freeswrfb空闲空间是否够用，不够用则看下一个通道的。
3）可接收的聚合报文（管理帧）长度（u4RxAvailAggLen）为23524）循环遍历某个通道的报文，读到报文长度+4 然后按照4个字节对齐从u4RxAvailAggLen 扣减掉。
如果空间不够则跳出。
5）遍历完之后用2352减去u4RxAvailAggLen 可以得到总的数据长度通过dma获取数据到prRxCtrl->pucRxCoalescingBufPtr中1）6）遍历通道中报文数，把每个报文拷贝到prSwRfb->pucRecvBuff中，并且填充prSwRfb->ucPacketType和prSwRfb->ucStaRecIdx2）nicRxSetupRFB3）如果prSwRfb->pvPacket为空，则先将prSwRfb置成0，然后按照2352分配sk_buff，prSwRfb->pucRecvBuff指向skb->data，prSwRfb->pvPacket指向skb1)同时，prSwRfb->prHifRxHdr指向skb->data首部。
2)nicRxFillRFB3)从prHifRxHdr->ucHerderLenOffset获取出header的offset和MACHeaderLen4)设置prSwRfb->pvHeader指向skb->data越过prHifRxHdr + HIF_RX_HDR_SIZE + u4HeaderOffset，指向的将是beacon帧结构5)重置prSwRfb->u2HeaderLen=u4MacHeaderLen 和prSwRfb->u2PacketLen为原来skb->data长度减去(HIF_RX_HDR_SIZE + u4HeaderOffset)MacHeader 如下图：nicAddScanResult该函数分为replace和add部分，先讲解add部分Add1）如果prAdapter->rWlanInfo.u4ScanResultNum小于63则继续往下走2）先将prAdapter->rWlanInfo.arScanResult[i]到aucIE之前的部分设置为03）设置prAdapter->rWlanInfo.arScanResult[i].u4Length为aucIE之前的部分的长度+IE的长度4）拷贝mac地址到prAdapter->rWlanInfo.arScanResult[i].arMacAddress5）拷贝ssid到prAdapter->rWlanInfo.arScanResult[i].rSsid.aucSsid6）设置u4Privacy、rRssi、eNetworkTypeInUse、eOpMode等7）拷贝prConfiguration到prAdapter->rWlanInfo.arScanResult[i].rConfiguration中8）拷贝rSupportedRates到prAdapter->rWlanInfo.arScanResult[i].rSupportedRates中9）拷贝u2IELength到prAdapter->rWlanInfo.arScanResult[i].u4IELength10)如果u2IELength大于0 则检查aucScanIEBuf是否够放下当前bssdesc的IE部分，如果可以的话，则拷贝到aucScanIEBuf[prAdapter->rWlanInfo.u4ScanIEBufferUsage]，然后设置指针到apucScanResultIEs[i]中，接下来重置u4ScanIEBufferUsage的值。
电子行业英文缩写
电子行业英文缩写1.ATM（Asynchronous Transfer Mode）: 异步转移模式。
将话音、图像、数据、视频等多种业务数字化后转换成长度相同的分组（信元），包括信息域和元头，根据元头的信息进行传送。
2.HAD（High Density Architectures ）: 高密度结构3.EDA（Electronic Design Automation）: 电子设计自动化4.DWDM（Dense Wavelength-Division Multiplexing）: 密集波分复用5.WDM（Wavelength-Division Multiplexing）: 波分复用光纤传输技术，是在一根光纤上使用不同的波长传输多种光信号。
6.SR（Software Radio）: 软件无线电是用宽带无线接收机来代替原来的窄带接收机，同时把电台的功能尽可能多地采用软件来实现。
7.FR（Frame Relay）: 帧中继它是在数据发送到数据链路层后，以帧为单位进行传送，传送时不作分组的重发处理，大大简化了处理的过程、提高了效率。
8.AON （All Optical Network）: 全光网络指信号仅在进出网络时才进行电/光和光/电的变换，而在网络中传输和交换的过程中始终以光的形式存在。
9.VPN（Virtual Private Network）: 虚拟专网指依靠ISP和其他NSP（网络服务提供者）在公用网络建立专用的数据通信网络。
10.Ethernet : 以太网它是一种可以随机存取的计算机典型局域网11.GSM (Global System for Mobile Communications) : 移动通信的通用系统它是第二代数字无线网络，占有世界上70%数字移动通信市场。
它的家族包括有GPRS，EDGE和3GSM12.EDGE (Enhanced Data for GSM Evolution) : 增强数据速率的GS M 它是在GS M核心网上提供增强速率，能够在移动时下载射频图像，音乐，全媒体信息和高速彩色互联网接入。
CentOS安装和配置无线网卡指南
CentOS安装和配置无线网卡指南1.下载网卡驱动程序；2.安装无线网卡驱动程序；3.配置无线拨号配置；4.注意事项。
1，到/madwifi-hal-0.10.5.6下载最新的madwifi- hal-0.10.5.6文件,如madwifi-hal-0.10.5.6-r4016-20200429.tar.gz；2，解压后.gz文件后用make && make install编译安装，最好从头启动一下；3，确保以下类似信息的存在：[simonsun@magic ~]$ /sbin/lspci | grep Ethernet02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 02)06:00.0 Ethernet controller: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter (rev 01)[simonsun@magic ~]$ dmesg | grep "HAL"[simonsun@magic ~]$ /sbin/lsmod | grep athdm_multipath 24013 0scsi_dh 11713 1 dm_multipathath_rate_sample 16256 1ath_pci 230844 0wlan 203760 5 wlan_tkip,wlan_scan_sta,ath_rate_sample,ath_pci ath_hal 305632 3 ath_rate_sample,ath_pcidm_mod 62201 11dm_multipath,dm_raid45,dm_snapshot,dm_zero,dm_mirror,dm_log [simonsun@magic ~]$ /sbin/iwlistUsage: iwlist [interface] scanning[interface] frequency[interface] channel[interface] bitrate[interface] rate[interface] encryption[interface] key[interface] power[interface] txpower[interface] retry[interface] ap[interface] accesspoints[interface] peers[interface] event[simonsun@magic ~]$即：网卡是不是检测到、网卡驱动是不是被系统识别、是不是有错误信息等。
中兴 ZXR10 5950-L 系列交换机数据手册说明书
ZTE ZXR10 5950-L Series Switch Data Sheet Updated: Dec 23, 2016Product OverviewThe ZXR10 5950-L Series switch is 1RU height all gigabit routing stackable switch for carrier access and aggregation scenarios. It provides up to 52 interfaces (48 GE+ 4 10GE). With VSC2.0 (Virtual Switch Cluster), it delivers improved resilience and flexibility. The ZXR10 5950-L Series switch supports full IEEE 802.3at Power over Ethernet Plus (PoE+) to fulfill more carrier access scenarios. Zero-touch provisioning, IEEE 802.3az Energy Efficient Ethernet (EEE) make the network not only easy for maintenance but also low consumption.The ZXR10 5950-L Series switch offers the following switch products:5950-28TD-L 5950-52TD-L5950-28TD-L: 24 Ethernet 10/100/1000M RJ45 electrical ports, 4 10GE SFP+ optical ports, 2 AC/DC power supply modules.5950-52TD-L: 48 Ethernet 10/100/1000M RJ45 electrical ports, 4 10GE SFP+ optical ports, 2 AC/DC power supply modules.5950-28PD-L 5950-52PD-L5950-28PD-L: 24 Ethernet 10/100/1000M RJ45 electrical ports (POE/POE+), 4 10GE SFP+ optical ports, 1 Fan Module, 2 AC/DC/HVDC power supply modules.5950-52PD-L: 48 Ethernet 10/100/1000M RJ45 electrical ports (POE/POE+), 4 10GE SFP+ optical ports, 1 Fan Module, 2 AC/DC/HVDC power supply modules.5950-28SD-L5950-28SD-L: 24 GE SFP optical ports, 4 10GE SFP+ optical ports, 1 Fan Module, 2 AC/DC/ HVDC power supply modules.Product Features•Powerful Service Bearing Capability-By supporting rich L2 switching and L3 routing functions and low latency forwarding, The ZXR10 5950-L Series switch can bear multiservice including WLAN, Internet, Voice,Video and other data services.-The ZXR10 5950-L Series switch supports comprehensive L2/L3 Multicast protocols: PIM-SM, PIM-DM, PIM-SSM, MLD, IGMP Snooping, Filtering, Proxy and Fast leave,MVR (Multicast VLAN Registration) to facilitate the deployments of these services. WithIPTV control implemented, operators can apply different CAC (channel access control)rules for users with channel packages.-Support POE/POE+, which delivers customer more flexible service access choice.-Flexible hardware forwarding table distribution, customers can configure the size of ARP table, MAC table according to actual need, to satisfy more application scenarios.•Innovative VSC2.0 (Virtual Switch Cluster) Technology-Support VSC2.0 (Virtual Switch Cluster), which enhances cluster system capacity and port density, simplifies network topology and management.-Real time hot-standby information synchronization between master and backup master to ensure seamless switchover against network failures, enhancing the networkreliability.-Stacking bandwidth between the VSC switches can be up to 80Gbps, which can solve the bandwidth bottleneck of VSC and deliver customers a real-time non-blocking VSCsystem.-Master and slave in VSC works in 1+N redundancy mode, MAD (Multi-active Detect) technology is used to detect and avoid dual master in VSC system when failure happens.Together with real-time hot-standby and seamless switchover it brings customer a moreflexible VSC network.•Comprehensive IPv6 Features-Support rich IPv6 unicast routing protocols: IPv6 static routing, RIPng, OSPFv3, IS-ISv6, and BGP4+ and multicast features: MLD v1/v2, MLD snooping, PIMv6,etc.-Support rich IPv4-to-IPv6 tunnel technologies: IPv6 manual tunnels, 6-to-4 tunnel, ISATAP tunnel and IPv4-compatible automatic tunnels, etc.•Flexible POE/POE+-Support POE and POE+ complying with the 802.3at and 802.3af standard to provide power supply for remote devices (including IP phones, WLAN APs, and networkcameras) through twisted-pair cables.-Support forcible power supply and could supply power for PD equipments that not compatible with 802.3af and 802.3at standards if needed.-Support configuring the POE time range. During the time that doesn’t need power supply, power supply can be stopped automatically to save energy.-Support PD port power detection. If the actual power is greater than the PSE-distributed power, stops providing power supply.-Support displaying the PSE power supply status and PD power supply status, such as whether power supply is provided, power, level, and temperature.•Carrier-Class Reliability, Multi-Dimensional Security-The ZXR10 5950-L Series switch supports ZESR+ Ethernet ring protection and ERPS, which can deliver the fast system recovery from any link or node fault-Support various authentication methods such as 802.1x, Radius, TACACS+. Support CPU overload protection, anti-DDOS, deliver customer a security network.•Low OPEX , Green for More-The innovative M-Button delivers instant trouble-shooting by reading indicators on front panel without login via terminal. It helps customer solve some common problemsimmediately.-Support IEEE 802.3az EEE (Energy Efficient Ethernet). Via chip-grade power management, interfaces can automatically sleep when no traffic.-The fan speed can be automatically adjusted by 5 levels in accordance with the temperature inside the switch. It not only saves the power consumption, but also reduces the noise and extends the life cycle of fans.-Complying with ROHS, WEEE and ISO14001 certification, No plumbum (Pb) in not only product materials but also the whole processing technic. Meanwhile, use re-cycledegradable packing materials, practice green for more.System SpecificationService SpecificationApplication ScenarioAccess and Aggregation in Carrier NetworkThe ZXR10 5950-L Series switch supports VSC2.0 and POE/POE+, they can be applied in multiple scenarios including carrier access. Below is an example of typical application.Order Information MainframePower ModuleFan ModuleNO. 55, Hi-tech Road South,ShenZhen,P. R. China Postcode: 518057Web: Tel: +86-755-26770000Fax: +86-755-26771999。
AT指令说明
1.1.1.4 错误代码
值 -1 -2 -3 -4 -5 -6 -7 -10 -11 -12 -13 -100
表 6-1 错误代码 含义
无效的命令格式 命令不支持 无效的操作符 无效的参数 操作不允许 内存不足 FLASH 错误 加入网络失败 无可用 socket 无效的 socket Socket 连接失败 未定义错误
格式说明 <>：表示必须包含的部分 []：表示可选的部分
命令消息 AT+<CMD>[op][para1],[para2], [para3] ,[para4]…<CR> AT+：命令消息前缀 CMD：指令字符串 [op]：指令操作符，当命令需要带参数时，可以指定参数的操作类型，包括， =，参数/返回值前导符 =!，在设置参数类命令中，表示将修改同步至 flash =?，在设置参数类命令中，查询当前设置 <CR>：回车，ascii 字符 0x0d
1.2.2.6 AT+SKSND 功能：
通过指定的 socket 发送数据，完成后返回。此命令使用二进制格式发送数 据，用户应在接收到模块的响应消息（+OK）之后再开始发送原始数据。模块接 收完指定长度的数据后自动结束数据传输阶段，并将数据发送到网络上，多余的 数据将被丢弃。否则，模块在等待超时（1s）后，强制结束数据传输阶段并将已 经接收到的数据发送到网络上。 格式：
AT+LKSTT<CR>
+OK[=status,ip,netmask,gateway,dns]<CR><LF><CR><LF>
参数：
status: 连接状态
表 6-5 连接状态
希尔芬斯 RS9116N Wi-Fi 流动性应用说明书
Version 0.4 10/21/2020
| Building a more connected world.
1 | Page
AN1287: RS9116N Wi-Fi Roaming Application Note Version 0.4
| Building a more connected world.
2 | Page
1 Abstract
Байду номын сангаас
AN1287: RS9116N Wi-Fi Roaming Application Note Version 0.4
This Document helps the user with the Bgscan and Roaming features supported by the RS9116N driver. It also describes the procedure to enable Bgscan and Roaming using RS9116N driver.
| Building a more connected world.
3 | Page
2 Introduction
AN1287: RS9116N Wi-Fi Roaming Application Note Version 0.4
RS9116N Open Source Driver (OSD) is a SoftMAC driver which interacts with the Linux wireless MAC layer, i.e., MAC80211. The driver is a group of simple and efficient kernel modules which currently supports RS9116N chipsets and it can be ported to any embedded platform in-addition to x86 platform.
诺西中英文及告警号对应
7604 7602 7606狭）射频模块锁定引入时钟失败软件未激活 复位重启小区的SCF信息丢失英文中文EXxx TRX module Rx fixed frequency synthesizer fails to lock.载频Rx固定频率合成器失锁：复位载频；重启基站；更换载频RF module detected too high Tx power射频模块检测到发射功率太高：重启基站；检查各个参数是否正确ESMx System module has lost connection to all the integrated系统模块与内部所有模块丢失连接：下电复位；重新集成基站侧数ESMx System module has lost connection to RF module系统模块连接射频模块失败：软复位；检查模块间连线RF module detected VSWR above major limit双工器检测到天线驻波比超过最低门限：定位驻波触发点进行相应RF module detected VSWR above minor limit双工器检测到天线驻波比超过最低门限：定位驻波触发点进行相应ERxx DDU module has detected VSWR above minor limit at双工器检测到天线驻波比超过最低门限：定位驻波触发点进行相应EXxx TRX module Tx power is at least 3dB less than expected载频发射功率下降3DB：复位载频及扇区或者更换载频Frequency band mismatch between commissioning file and detected ha配置文件跟实际频带不匹：修改塔放设置，更换RTC或双工器至合ESMx System module detected internal baseband bus failure系统模块内部基带数据分配失败：软复位；下电复位；重新集成基ESMx System module initialisation failed系统模块内部操作失败：软复位；下电复位；确认系统模块可以正ESMx System module has lost connection to all modules on系统模块连接所有模块失败：软复位；检查模块间连线EXxx TRX module has lost connection to ERxx DDU module载频连接合路器模块ERGA/ERDA失败：软复位；确认载频或者合Path A of Rx LNA amplifier chain is broken in ERxx DDU module双工器通道A的Rx低噪放断开：更换双工器ERxxESEA System Extension module reported HW failure扩展系统模块获取硬件数据库失败：重新集成或者更换模块Internal failure occurred during TRX configuring载频配置时内部出错：载频复位；更换载频ERxx DDU module has detected VSWR above major limit at双工器检测到天线驻波比超过最低门限：定位驻波触发点进行相应Internal failure occurred during Exxx TRX module configuring载频配置时内部出错：载频复位；更换载频Logical TRX object has missing transmission time slot allocation 载波传输时隙分配失败：软复位；重新集成Exxx TRX module Rx hopping synthesizer 1 fails to lock载频调频Rx合路器1失锁：重启载频或者扇区；更换载频ERxx DDU module has detected no Tx power at TxB input双工器TxB口无输入功率：检查Tx线；更换载频；更换RTC；更换ESMA System module has lost connection to EXxx TRX module系统模块连接载频失败：软复位；下电复位；重新集成硬件数据库ERxx DDU module has detected no Tx power at TxA input双工器TxA口无输入功率：检查Tx线；更换载频；更换RTC；更换RF Module has detected no TX power in internal filter block射频模块在内部滤器上没有发射功率：重启基站；检查各个参数是ECxx RTC module internal HW failure.RTC内部硬件故障：更换RTCToo few antennas available for Rx diversity分级接收可利用的天线太少：宏站，检查连线；室分，后台关闭分ESMx internal SRIO Link is faulty ESMx内部SRIO 链接错误：软复位；下电复位EXxx TRX module Tx power is less than minimum at DPC载频发射功率在DPC处超值：下载新包，重启载频Exxx；更换载频TRAFFIC CHANNEL ACTIVATION FAILURE数据业务异常CHANNEL FAILURE RATE ABOVE DEFINED THRESHOLD基站掉话ECxx RTC module received insufficient Tx power RTC输入功率低：Lock/unlock扇，检查载频与RTC间的Tx线；如EXxx TRX module has missing transmission time slot allocation载频传输时隙分配错误：软复位；重新集成ERxx DDU module reported HW failure.双工器报告硬件故障：重新集成硬件数据库TRX object allocation failed in RF module载频射频模块目标分配失败：断电重启；载频复位EXxx TRX module Tx power is less than minimum at DPC.载频发射功率在DPC处低于最小值：复位载频；更换载频Baseband bus major operation error occurred in ESMx System系统模块基带总线故障：断电重启/复位观察TRX configuration failure on RF module载频射频模块配置失败：载频复位；重启FCLK Synchronisation failure during runtime in ESMx System moduleESMx 运行期间 FCLK 帧同步失败：软复位；下电复位RP3 synchronisation failure during runtime in ESMx System module ESMx 运行期间RP3同步失败：软复位；下电复位ESMx System module detected internal baseband bus failure系统模块检测到内部基带总线故障：断电重启/复位观察RF module detected LNA failure射频模块检测LNA【低噪声放大器】失败：换模块ESMx丢失所有TRX数据：下电复位；重新集成基站数据ESMx System module has lost connection to all the integrated TRX resoESMA System module temperature dangerously high 系统模块温度过高面的告警号判断到底是哪个告警在闪）重新插拔光模块）900、1800的射频模块拿错了引起无话务）复位载频；重启基站；更换载频检查各个参数是否正确；确认射频模块可以正常工作接：下电复位；重新集成基站侧数据；确认系统模块可以正常工作复位；检查模块间连线低门限：定位驻波触发点进行相应处理低门限：定位驻波触发点进行相应处理低门限：定位驻波触发点进行相应处理频及扇区或者更换载频更换RTC或双工器至合适频段下电复位；重新集成基站侧数据；确认系统模块可以正常工作；下电复位；确认系统模块可以正常工作复位；检查模块间连线DA失败：软复位；确认载频或者合路器可以正常工作更换双工器ERxx成或者更换模块低门限：定位驻波触发点进行相应处理载频或者扇区；更换载频Tx线；更换载频；更换RTC；更换EWxx；下电复位；重新集成硬件数据库Tx线；更换载频；更换RTC；更换EWxx功率：重启基站；检查各个参数是否正确；确认射频模块可以正常工作站，检查连线；室分，后台关闭分级接收复位；下电复位下载新包，重启载频Exxx；更换载频扇，检查载频与RTC间的Tx线；如果该RTC的所有载频有同样告警，更换RTC，更换载频频复位小值：复位载频；更换载频败：软复位；下电复位软复位；下电复位启/复位观察器】失败：换模块复位；重新集成基站数据。