每次瑞星杀毒时，提示文件路径是C:\WINDOWS\system32\drivers\nfves.sys和C:\WINDOWS\system32\ixecg.dll，重启后还是有。下面我把用sreng扫描的结果报告如下，红夜鬼帮我呀！
2006-11-18,20:55:43

System Repair Engineer 2.2.6.605
Smallfrogs (http://www.KZTechs.com)

Windows XP Professional Service Pack 1 (Build 2600)
- 管理权限用户 - 完整功能

以下内容被选中：
所有的启动项目（包括注册表、启动文件夹、服务等）
浏览器加载项
正在运行的进程（包括进程模块信息）
文件关联
Winsock 提供者
Autorun.inf
HOSTS 文件

注册表
[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
<ctfmon.exe><C:\WINDOWS\System32\ctfmon.exe> [(Verified)Microsoft Corporation]
[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]
<load><> [N/A]
<run><> [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run]
<HotKeysCmds><C:\WINDOWS\System32\hkcmd.exe> [(Verified)Intel Corporation]
<SoundMan><SOUNDMAN.EXE> [(Verified)Realtek Semiconductor Corp.]
<RavTask><"C:\Program Files\rising\Rav\RavTask.exe" -system> [Beijing Rising Technology Co., Ltd.]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce]
<KKDelay><C:\Program Files\rising\KakaToolBar\RunOnce.exe> [Beijing Rising Technology Co., Ltd.]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
<shell><Explorer.exe> [(Verified)Microsoft Corporation]
<Userinit><C:\WINDOWS\System32\userinit.exe,> [(Verified)Microsoft Corporation]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Windows]
<AppInit_DLLs><> [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
<UIHost><logonui.exe> [(Verified)Microsoft Corporation]

服务
[Human Interface Device Access / HidServ]
<C:\WINDOWS\System32\svchost.exe -k netsvcs-->%SystemRoot%\System32\hidserv.dll><N/A>
[Macromedia Licensing Service / Macromedia Licensing Service]
<"C:\Program Files\Common Files\Macromedia Shared\Service\Macromedia Licensing.exe"><N/A>
[Rising Process Communication Center / RsCCenter]
<"C:\Program Files\rising\Rav\CCenter.exe"><Beijing Rising Technology Co., Ltd.>
[Rising RealTime Monitor / RsRavMon]
<"C:\Program Files\rising\Rav\Ravmond.exe"><Beijing Rising Technology Co., Ltd.>
[System Event Notification / SENS]
<C:\WINDOWS\system32\svchost.exe -k netsvcs-->%SystemRoot%\System32\kbigmlgj.dll><N/A>
[WinTimes / WinTimes]
<><N/A>
[Portable Media Serial Number Service / WmdmPmSN]
<C:\WINDOWS\System32\svchost.exe -k netsvcs-->C:\WINDOWS\System32\mspmsnsv.dll><Microsoft Corporation>

驱动程序
[Service for WDM 3D Audio Driver / ALCXSENS]
<system32\drivers\ALCXSENS.SYS><Sensaura Ltd>
[Service for Realtek AC97 Audio (WDM) / ALCXWDM]
<system32\drivers\ALCXWDM.SYS><Realtek Semiconductor Corp.>
[Rising TDI Base Driver / BaseTDI]
<System32\DRIVERS\BaseTDI.SYS><Beijing Rising Technology Co., Ltd.>
[ExpScaner / ExpScaner]
<\??\C:\Program Files\rising\Rav\ExpScan.sys><>
[HookCont / HookCont]
<\??\C:\Program Files\rising\Rav\HOOKCONT.sys><Rising tech Co. ltd>
[HookReg / HookReg]
<\??\C:\Program Files\rising\Rav\HookReg.sys><>
[HookSys / HookSys]
<\??\C:\Program Files\rising\Rav\HookSys.sys><Rising>
[ialm / ialm]
<System32\DRIVERS\ialmnt5.sys><Intel Corporation>
[IdeBusDr / IdeBusDr]
<\SystemRoot\System32\DRIVERS\IdeBusDr.sys><Intel Corporation>
[Intel(R) Ultra ATA Controller / IdeChnDr]
<\SystemRoot\System32\DRIVERS\IdeChnDr.sys><Intel Corporation>
[IRXON SMH-IR650 IrDA Adapter / ir650]
<System32\DRIVERS\ir650.sys><IRXON Technology,.Ltd>
[IRXON SMH-IR660 IrDA Adapter / ir660]
<System32\DRIVERS\ir660.sys><IRXON Technology,.Ltd>
[Virtual IR COM Port / IrCOMM2k]
<System32\DRIVERS\ircomm2k.sys><N/A>
[kmsinput / kmsinput]
<\??\C:\WINDOWS\System32\drivers\kmsinput.sys><N/A>
[MEMSCAN / MEMSCAN]
<\??\C:\Program Files\rising\Rav\MEMSCAN.sys><瑞星软件有限公司>
[New0 / New0]
<\??\C:\WINDOWS\System32\new.sys><N/A>
[nfve / nfves]
<\SystemRoot\System32\DRIVERS\nfves.sys><N/A>
[npkcrypt / npkcrypt]
<\??\E:\qq\npkcrypt.sys><INCA Internet Co., Ltd.>
[Direct Parallel Link Driver / Ptilink]
<System32\DRIVERS\ptilink.sys><Parallel Technologies, Inc.>
[PxHelp20 / PxHelp20]
<\SystemRoot\System32\DRIVERS\PxHelp20.sys><Sonic Solutions>
[RsAntiSpyware / RsAntiSpyware]
<\SystemRoot\System32\drivers\RsBoot.sys><Beijing Rising>
[RSPPSYS / RSPPSYS]
<\??\C:\PROGRAM FILES\RISING\RAV\RSPPSYS.sys><Rising>
[Realtek RTL8139/810x Family Fast Ethernet NIC NT Driver / rtl8139]
<System32\DRIVERS\R8139n51.SYS><Realtek Semiconductor Corporation>
[Secdrv / Secdrv]
<System32\DRIVERS\secdrv.sys><N/A>
[USB PC Camera 301P / ZSMC301b]
<System32\Drivers\usbVM31b.sys><VM>

浏览器加载项
[电台(&R)]
{8E718888-423F-11D2-876E-00A0C9082467} <C:\WINDOWS\System32\msdxm.ocx, Microsoft Corporation>
[卡卡上网安全助手]
{DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} <C:\WINDOWS\System32\KakaTool.dll, Beijing Rising Technology Co., Ltd.>
[LiveMediaOcx Control]
{9242BB35-0DB0-43AC-8DFC-8EA07E63B92A} <C:\PROGRA~1\Tencent\QQLive\QQLive.ocx, Tencent>
[Shockwave Flash Object]
{D27CDB6E-AE6D-11CF-96B8-444553540000} <C:\WINDOWS\System32\Macromed\Flash\Flash8.ocx, Macromedia, Inc.>

正在运行的进程
[PID: 476][\SystemRoot\System32\smss.exe] [Microsoft Corporation, 5.1.2600.1106 (xpsp1.020828-1920)]
[PID: 524][\??\C:\WINDOWS\system32\csrss.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 548][\??\C:\WINDOWS\system32\winlogon.exe] [Microsoft Corporation, 5.1.2600.1106 (xpsp1.020828-1920)]
[PID: 592][C:\WINDOWS\system32\services.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 604][C:\WINDOWS\system32\lsass.exe] [Microsoft Corporation, 5.1.2600.1106 (xpsp1.020828-1920)]
[PID: 764][C:\WINDOWS\system32\svchost.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 824][C:\Program Files\rising\Rav\CCenter.exe] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 3]
[PID: 840][C:\WINDOWS\System32\svchost.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 920][C:\WINDOWS\System32\svchost.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 936][C:\WINDOWS\System32\svchost.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 968][C:\Program Files\rising\Rav\Ravmond.exe] [Beijing Rising Technology Co., Ltd., 18, 0, 1, 47]
[C:\Program Files\rising\Rav\BWList.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 20]
[C:\Program Files\rising\Rav\RsCommX.dll] [rising, 18, 0, 0, 1]
[C:\Program Files\rising\Rav\RsPPsys.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 3]
[C:\Program Files\rising\Rav\RSAPPMGR.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 2]
[C:\Program Files\rising\Rav\CfgDll.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 11]
[C:\Program Files\rising\Rav\RSCOMMON.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 4]
[C:\Program Files\rising\Rav\RsLog.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 20]
[C:\Program Files\rising\Rav\HOOKSYS.dll] [Beijing Rising Technology Co., Ltd., 18, 1, 0, 12]
[C:\Program Files\rising\Rav\Scanner.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 33]
[C:\Program Files\rising\Rav\libload.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 10]
[C:\Program Files\rising\Rav\VirusLib.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 13]
[C:\Program Files\rising\Rav\regmon.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 6]
[C:\Program Files\rising\Rav\HookWeb.dll] [rising, 18, 0, 0, 2]
[C:\Program Files\rising\Rav\MemMon.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 12]
[C:\Program Files\rising\Rav\expscan.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 4]
[C:\Program Files\rising\Rav\mPorts.dll] [Beijing Rising Technology Co., Ltd., 4, 0, 0, 3]
[C:\Program Files\rising\Rav\MailMon.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 5]
[C:\Program Files\rising\Rav\SpamEng.dll] [N/A, 18, 0, 0, 6]
[C:\Program Files\rising\Rav\engine.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 35]
[C:\Program Files\rising\Rav\PostTrt.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 18]
[C:\Program Files\rising\Rav\UnExe.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 11]
[C:\Program Files\rising\Rav\ScanExec.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 16]
[C:\Program Files\rising\Rav\ScanEx.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0

[C:\Program Files\rising\Rav\RSUnpack.dll] [Beijing Rising Technology Co., Ltd., 1, 0, 0, 20]
[C:\Program Files\rising\Rav\ExtFile.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 24]
[C:\Program Files\rising\Rav\NvFile.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 7]
[C:\Program Files\rising\Rav\ScanMac.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 10]
[C:\Program Files\rising\Rav\ScanSct.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 20]
[C:\Program Files\rising\Rav\Unpacker.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 5]
[C:\Program Files\rising\Rav\RsStore.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 6]
[C:\Program Files\rising\Rav\ExtOLE.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 6]
[PID: 1280][C:\WINDOWS\system32\spoolsv.exe] [Microsoft Corporation, 5.1.2600.1699 (xpsp2.050610-1533)]
[PID: 1652][C:\WINDOWS\Explorer.EXE] [Microsoft Corporation, 6.00.2800.1106 (xpsp1.020828-1920)]
[C:\WINDOWS\System32\igfxpph.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\hccutils.DLL] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxres.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxsrvc.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxdev.dll] [Intel Corporation, 3,0,0,2104]
[PID: 1792][C:\Program Files\rising\Rav\RavStub.exe] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 16]
[C:\Program Files\rising\Rav\RsCommX.dll] [rising, 18, 0, 0, 1]
[C:\Program Files\rising\Rav\RSCOMMON.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 4]
[PID: 228][C:\WINDOWS\System32\alg.exe] [Microsoft Corporation, 5.1.2600.1106 (xpsp1.020828-1920)]
[PID: 1508][C:\WINDOWS\System32\hkcmd.exe] [Intel Corporation, 3,0,0,2104]

[C:\WINDOWS\System32\hccutils.DLL] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxdev.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxsrvc.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxhk.dll] [Intel Corporation, 3,0,0,2104]
[C:\WINDOWS\System32\igfxres.dll] [Intel Corporation, 3,0,0,2104]
[PID: 1524][C:\WINDOWS\SOUNDMAN.EXE] [Realtek Semiconductor Corp., 5.1.10]
[PID: 1532][C:\Program Files\rising\Rav\RavTask.exe] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 22]
[C:\Program Files\rising\Rav\RSCOMMON.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 4]
[C:\Program Files\rising\Rav\RSAPPMGR.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 2]
[C:\Program Files\rising\Rav\CfgDll.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 11]
[C:\Program Files\rising\Rav\RsCommX.dll] [rising, 18, 0, 0, 1]
[PID: 1548][C:\WINDOWS\System32\ctfmon.exe] [Microsoft Corporation, 5.1.2600.1106 (xpsp1.020828-1920)]
[PID: 1480][C:\Program Files\rising\Rav\Ravmon.exe] [Beijing Rising Technology Co., Ltd., 18, 0, 1, 39]
[C:\Program Files\rising\Rav\RsGuiLib.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 26]
[C:\Program Files\rising\Rav\BWList.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 20]
[C:\Program Files\rising\Rav\RSAPPMGR.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 2]
[C:\Program Files\rising\Rav\CfgDll.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 11]
[C:\Program Files\rising\Rav\RSCOMMON.DLL] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 4]
[C:\Program Files\rising\Rav\RsCommX.dll] [rising, 18, 0, 0, 1]
[C:\Program Files\rising\Rav\PngDll.dll] [Beijing Rising Technology Co., Ltd., 18, 0, 0, 5]
[PID: 412][C:\Program Files\Tencent\qq\QQ.exe] [TENCENT, 14, 27, 0, 082]
[C:\Program Files\Tencent\qq\CoralAssist.DLL] [N/A, 4.0.0 Build 20051112]
[C:\Program Files\Tencent\qq\CoralQQ.DLL] [Coral Team, 4.0.0 Build 20051112]
[C:\Program Files\Tencent\qq\IPSearcher.dll] [, 1.0.0.3]
[C:\Program Files\Tencent\qq\QQBaseClassInDll.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQHelperDll.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\BasicCtrlDll.dll] [Tencent, 0, 3, 3, 6]
[C:\Program Files\Tencent\qq\QQAPI.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\LoginCtrl.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\npkcntc.dll] [INCA Internet Co., Ltd., 2005, 9, 1, 1]
[C:\Program Files\Tencent\qq\npkpdb.dll] [INCA Internet Co., Ltd., 2003, 10, 1, 1]
[C:\Program Files\Tencent\qq\QQRes.dll] [tencent, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQMainFrame.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\CQQApplication.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\NewSkin.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\HostingMgr.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\MailSummary.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQSpace.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQAllInOne.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\CameraDll.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\SCCore.dll] [N/A, N/A]
[C:\WINDOWS\System32\msdmo.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\QQSysMsgMng.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\QQConfigPlugin.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\UserDefinedHead.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQAvatar.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\FlashAvatarDll.dll] [, 1, 4, 0, 1]
[C:\Program Files\Tencent\qq\QRingMng.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\PhoneAPI.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\DialerAllinOne.dll] [tencent, 1, 4, 0, 0]
[C:\Program Files\Tencent\qq\LongConnection.dll] [tencent, 0, 3, 3, 8]
[C:\Program Files\Tencent\qq\QQPet.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQGroupMng.dll] [, 1, 0, 0, 1]

[C:\WINDOWS\System32\Macromed\Flash\Flash8.ocx] [Macromedia, Inc., 8,0,22,0]
[C:\Program Files\Tencent\qq\QQCustomFace.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\BQQApplication.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\QQPlugin.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\PersonalDesktop.dll] [深圳市腾讯计算机系统公司QQ工作小组, 1, 0, 0, 2]
[C:\Program Files\Tencent\qq\GroupConnection.dll] [Tencent, 0, 3, 3, 5]
[C:\Program Files\Tencent\qq\ImageOle.dll] [TODO: <Company name>, 1.0.0.1]
[C:\Program Files\Tencent\qq\CommercesMng.dll] [, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQAddr.dll] [深圳市腾讯计算机系统有限公司, 4, 0, 200, 32]
[C:\WINDOWS\System32\ffdshow.ax] [N/A, 1, 0, 0, 1]
[C:\Program Files\Tencent\qq\QQSceneMng.dll] [N/A, N/A]
[C:\Program Files\Tencent\qq\QQPhoneHelper.dll] [腾讯科技（深圳）有限公司, 2, 0, 6, 60]
[C:\Program Files\Tencent\qq\QQZip.dll] [tencent, 0, 3, 2, 4]
[PID: 3384][C:\WINDOWS\System32\svchost.exe] [Microsoft Corporation, 5.1.2600.0 (xpclient.010817-1148)]
[PID: 3104][C:\Program Files\Internet Explorer\iexplore.exe] [Microsoft Corporation, 6.00.2800.1106 (xpsp1.020828-1920)]
[C:\WINDOWS\System32\KakaTool.dll] [Beijing Rising Technology Co., Ltd., 2, 0, 2, 1]
[C:\WINDOWS\System32\Macromed\Flash\Flash8.ocx] [Macromedia, Inc., 8,0,22,0]
[PID: 1180][C:\Program Files\Internet Explorer\iexplore.exe] [Microsoft Corporation, 6.00.2800.1106 (xpsp1.020828-1920)]
[C:\WINDOWS\System32\KakaTool.dll] [Beijing Rising Technology Co., Ltd., 2, 0, 2, 1]
[C:\WINDOWS\System32\Macromed\Flash\Flash8.ocx] [Macromedia, Inc., 8,0,22,0]
[C:\WINDOWS\System32\msdmo.dll] [N/A, N/A]
[C:\WINDOWS\System32\ffdshow.ax] [N/A, 1, 0, 0, 1]
[PID: 1096][E:\Temp\SREng\SREng.exe] [Smallfrogs Studio, 2.2.6.605]
[PID: 3712][C:\WINDOWS\System32\wuauclt.exe] [Microsoft Corporation, 5.8.0.2469 built by: lab01_n(wmbla)]

文件关联
.TXT OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.EXE OK. ["%1" %*]
.COM OK. ["%1" %*]
.PIF OK. ["%1" %*]
.REG OK. [regedit.exe "%1"]
.BAT OK. ["%1" %*]
.SCR OK. ["%1" /S]
.CHM OK. ["C:\WINDOWS\hh.exe" %1]
.HLP OK. [%SystemRoot%\system32\winhlp32.exe %1]
.INI OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.INF OK. [%SystemRoot%\system32\NOTEPAD.EXE %1]
.VBS OK. [%SystemRoot%\System32\WScript.exe "%1" %*]
.JS OK. [%SystemRoot%\System32\WScript.exe "%1" %*]
.LNK OK. [{00021401-0000-0000-C000-000000000046}]

==================================
Winsock 提供者
N/A

==================================
Autorun.inf
N/A

==================================
HOSTS 文件
127.0.0.1 localhost