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1、?Linux?3?Chapter 0 0 0 03 3 3 3 Linux !Linux#$%&()*Linux+,-.*/0*1 2%&*345 6 1 78*9:+.;?AB CDEF(GHILinux JKLMN%&O PQ RA3.1 Linux?LinuxSTUVWXYZXYZ_VWSTabcdefghijklmX-windownopX-windowmbqdrstuvwumxyz|XYZdLinuxSTmdrWv_mLinuxv6yXYZyXYZLinuxSTmm rWvWlvCtrl+Alt+F1F6mxyWWX-windowvrWstustartxvCtrl+Alt+F7 Lin
2、uxvWmdWindowsp?Linux?2 rYmrv_rWvmdm vmdSTLinuxSTmdrootWindowsmAdministratorrootSTmjmrootzmLinuxST drWvLinuxm_xyLinuxstuWindowsmDOSopefLinux?3.2?Linux?STm?j?WindowsbzLinuxvmst?j?vWymLinuxst?ST?j?1?STPCI Lspcist!mPCI#$%&%(USB!rootlocalhost#lspci m)v*00:00.0 Host bridge:Intel Corporation 945G/P Memory
3、Controller Hub(rev 02)00:02.0 VGA compatible controller:Intel Corporation 945G Integrated Graphics Controller(rev 02)?Linux?3 00:1b.0 Class 0403:Intel Corporation 82801G(ICH7 Family)High Definition Audio Controller(rev 01)00:1c.0 PCI bridge:Intel Corporation 82801G(ICH7 Family)PCI Express Port 1(rev
4、 01)00:1c.1 PCI bridge:Intel Corporation 82801G(ICH7 Family)PCI Express Port 2(rev 01)00:1d.0 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#1(rev 01)00:1d.1 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#2(rev 01)00:1d.2 USB Controller:Intel Corporation 82801G(ICH7 Famil
5、y)USB UHCI#3(rev 01)00:1d.3 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#4(rev 01)00:1d.7 USB Controller:Intel Corporation 82801G(ICH7 Family)USB2 EHCI Controller(rev 01)00:1e.0 PCI bridge:Intel Corporation 82801 PCI Bridge(rev e1)00:1f.0 ISA bridge:Intel Corporation 82801GB/GR(ICH7
6、Family)LPC Interface Bridge(rev 01)00:1f.1 IDE interface:Intel Corporation 82801G(ICH7 Family)IDE Controller(rev 01)00:1f.2 IDE interface:Intel Corporation 82801GB/GR/GH(ICH7 Family)Serial ATA Storage Controllers cc=IDE(rev 01)00:1f.3 SMBus:Intel Corporation 82801G(ICH7 Family)SMBus Controller(rev 0
7、1)02:00.0 Ethernet controller:Realtek Semiconductor Co.+Ltd.:Realtek device 8168(rev 01)vWef,xvy-.c/0m 00:00.0 Host bridge:Intel Corporation 945G/P Memory Controller Hub(rev 02)md1_#m0Intel Corporation 945G/P 00:02.0 VGA compatible controller:Intel Corporation 945G Integrated Graphics Controller(rev
8、 02)mdVGA%00:1b.0 Class 0403:Intel Corporation 82801G(ICH7 Family)High Definition Audio Controller(rev 01)mdIntel$%00:1d.0 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#1(rev 01)00:1d.1 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#2(rev 01)00:1d.2 USB Controller:Intel
9、Corporation 82801G(ICH7 Family)USB UHCI#3(rev 01)00:1d.3 USB Controller:Intel Corporation 82801G(ICH7 Family)USB UHCI#4(rev 01)W4yUSB?Linux?4 02:00.0 Ethernet controller:Realtek Semiconductor Co.+Ltd.:Realtek device 8168(rev 01)Wmd&%stlspci v?mPCI?2?CPU?rootlocalhost#more/proc/cpuinfo m)v*processor
10、:0 vendor_id :GenuineIntel cpu family :6 model :15 model name :Intel(R)Pentium(R)Dual CPU E2160 1.80GHz stepping :13 cpu MHz :1796.029 cache size :1024 KB physical id :0 siblings :2 core id :0 cpu cores :2 fdiv_bug :no hlt_bug :no f00f_bug :no coma_bug :no fpu :yes fpu_exception :yes cpuid level :10
11、 wp :yes flags :fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht t m pbe nx lm pni monitor ds_cpl est tm2 xtpr bogomips :2394.05 processor :1 vendor_id :GenuineIntel cpu family :6 model :15 model name :Intel(R)Pentium(R)Dual CPU E2160 1
12、.80GHz stepping :13 cpu MHz :1796.029 cache size :1024 KB physical id :0 siblings :2 core id :1 cpu cores :2 fdiv_bug :no hlt_bug :no?Linux?5 f00f_bug :no coma_bug :no fpu :yes fpu_exception :yes cpuid level :10 wp :yes flags :fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 c
13、lflush dts acpi mmx fxsr sse sse2 ss ht t m pbe nx lm pni monitor ds_cpl est tm2 xtpr bogomips :2394.05 3?ST23?:rootlocalhost#more/proc/meminfo m)v*MemTotal:2066632 kB MemFree:1170892 kB Buffers:67080 kB Cached:729040 kB SwapCached:0 kB Active:361040 kB Inactive:495892 kB HighTotal:1171200 kB HighFr
14、ee:369088 kB LowTotal:895432 kB LowFree:801804 kB SwapTotal:4088500 kB SwapFree:4088500 kB Dirty:124 kB Writeback:0 kB Mapped:121000 kB Slab:20456 kB Committed_AS:785452 kB PageTables:8068 kB VmallocTotal:106488 kB VmallocUsed:3844 kB VmallocChunk:102436 kB HugePages_Total:0 HugePages_Free:0 Hugepag
15、esize:2048 kB 4?456?rootlocalhost#fdisk l m)v*Disk/dev/sda:250.0 GB+250059350016 bytes 255 heads+63 sectors/track+30401 cylinders Units=cylinders of 16065*512=8225280 bytes Device Boot Start End Blocks Id System?Linux?6/dev/sda1 *1 25 200781 83 Linux/dev/sda2 26 16638 133443922+83 Linux/dev/sda3 166
16、39 17275 5116702+83 Linux/dev/sda4 17276 30401 105434595 5 Extended/dev/sda5 17276 24923 61432528+83 Linux/dev/sda6 24924 25432 4088511 82 Linux swap/dev/sda7 25433 25814 3068383+83 Linux/dev/sda8 25815 26578 6136798+83 Linux/dev/sda9 26579 27852 10233373+83 Linux/dev/sda10 27853 30401 20474811 83 L
17、inux Wm7ef89:;?j?Linuxc?AB?rCLinuxmlDefCEFrGi5U5HI4JLinuxvCrWindowsvKLMNOC 1?jj rLinuxSTv?jdjmO3rpP?jPmj0ef?jSTvzmjQjjrFST?RSTxyUCFcVCWjxU jrLinuxSTv3Xr/devvWjmsNOdYZYY0ZYxy i5rLinuxvzmj/dev/fdxYfddi5I_.floppydiskambcZYxdi5I_.zmdYG/dev/fd0ceSTmfxyi5I_.U5rLinuxvghiSCSIzmj/dev/sdaxYsde?Linux?7 SCSI di
18、skaefxjSCSIfkjSCSIzmjd/dev/sdbxeSCSImz6dYG/dev/sda1efxjSCSImfxy6/dev/sdc5efljSCSImfxymn6 HIdefoCmF?xIDEHIrLinuxvzmj/dev/haderfxyIDEMasteramIDEHIpSCSIHIrLinuxvzmj/dev/srxxeSCSI IDrLinuxuqr/devvxycdromjab/dev/cdromdxyrHImYs 4JdoCmFr3tLinuxvuvmSCSI4JI_.zmj/dev/stxstweSCSI tapexd4JI_.mYGSTfxy4JI_.mj/dev
19、/st0fkyxzj/dev/st1yz 2 jST0 jST0cd6m|OPmFLinux(STPmj0mj0e3.1 3.1 -msdos DOS-vfat -DOS-E8 Windows-iso9660 -ext2/ext3 Linux-jzmjST0efcrLinuxvLMC?Linux?8 3 mLMC LinuxvLMmstdmount|Ov*mount-t jST0cdWm6|OcdzmjLMcdrLinuxvmLMyLMyLMcVy LinuxSTxy/mntLMMount PointaghmSTi5HISTr/mntv/mnt/floppyiImLMa/mnt/cdromH5
20、mLMajrbzFhMm 1 mount-t msdos /dev/fd0 /mnt/floppy UcDOSj|Omxi5hMcr/mnt/floppyvi5m2 2U LMU5U5rstudmesg|more?xj/dev/sda1LMmkdir/mnt/usbuLM*mount-t vfat/dev/sda1/mnt/usb Uc/mnt/usbU5m2 3 mount-t iso9660/dev/hda/mnt/cdrom?Linux?9 mount /dev/cdrom /mnt/cdrom rxymmountstLMmdi5H5U5pdiIHIyLM_i5c_/mnt/floppy
21、H5c_/mnt/cdromudUmVFxH5mlDdM?hMH5 4 mM Mmst|O*umonut GMi5vst*umonut/mnt/floppy MH5vst*umount /mnt/cdrom LinuxjSTm?rH5M?HIWm 3.3?rLinuxmST)y3X/|dSTjd|j9?Linux?10?1 o LinuxSTm?xcd2jmOxy)TxjLinux0m)3.1 root/dev bin opt root home proc lib sbin usr tmp var boot mnt etc ls mv.cp user1.user2 mount.fdisk lo
22、grun passwdfstab Linux1 3.1 Linux 3.1?yjSTy rootary(cdayvyvPl”(3Xja yLinuxSTjmO3XrvPljrxUc_xym)LinuxjSTm)jJmN 2 Linuxmuq)FSSTNDxmd?Linux?11 kST89mjx|mdc(ST?1a/etc y3XSTm?ja?mST?j/etc/rc?j/etc/passwd&?j?_j(?ryvme3.2 3.2/etc/0?.-/0)passwd)-*L)*UID*GID/0-shadow)-L)-group)5 fstab 9:!#$:EF-inittab init%&
23、$-Linux9:(-)*6 IL +,-&$hosts#.)/IP+0 I 123Windowshosts-resolv.conf 4 5DNS&$-init.d/0 67 J8 99:;:9:?&$-X11 X-Window&$-syslog.conf A B&$-crontab 2CDE?&$-sysctl.conf 34 F G&$-services.HI8 9+5I1.?Linux?12 profile O JKL MN&$-2a/usr 3Xz|jrSTghmlDOPijkijkghvefQlghmxijRSv(gh2yx?m?e3.3 3.3/usr/0?.-T/0)X11R6
24、X-WindowUV/0 src 6I7 J?WX YZLinux4?WX Y local/0 UV-Z-+Linux.binF_local/bin()HEa?#-/0 libF_local/lib()bG/0 sbinF_local/sbin c8de fg include/0 6ICh ij-k l m n.h share op-Gq 3a/var 3XSTwuijwumrs?m?e3.4 3.4/var/0?.-T/0)log/0t u 1)?A-v-wM:x.yM8 lib/0z1|M-spool/0mail*new*!Z!BB/0 tmp/0/tmp m-?Linux?13 lock
25、/0 .-n?/var/lockKL-FZ?f()L#T-local/0/usr/local7UV?EM Gq account/0w-man run/0 6I 9:4a/dev orW/devkSTmjm/devvQae3.5 3.5/dev)#_Z6H#6H fd*X#fd0XM1L#fd1XM 2L#audio*X#hd*XMIDE,#hdaX 1IDE,hdbX 2IDE,sd*X SCSI#sdaX 1SCSI,sdbX 2SCSI,lp*X pty*X 0?5#ram*X 3 tty*X Linux#$0#$Atty1X 1L#$tty2X 2L#$.LinuxKoJ6L#$ttys
26、*X 5Attys0X 51ttys1X 5223WindowsCOM1*COM2 console X#$#$EF null B#5a/proc?Linux?14 dxy?d23mym2322v)u|m?Pl(rSTwu2vaP/proc3r23pd?5e3.6!/procvmj?3.6/proc-/0-T/0)cpuinfo.3CPU=!CPU*meninfo 3 !83 3 filesystems-devices 34#:?!net()F_ dma()dmaB ioports()I/O5 modules 34 stat t u uptime 9:F version 34 loadavg k
27、core 83+83m*OK)jkxjsjyST?_?Linux?15?/bin/sbin*y3XmdumkYjbinabcdbinarymbc/binv3XmcdefoCmLinuxstGjstlscdcp9dnstvied45stdddfmount?/sbin*/sbinmsdSpuer Userm(cdustm45?stfcsk456stfdiskjSTstmkfs-stshutdown?STstinit?/home*dSTymrLinuxSTymxypxdUmYsmGxyixdbamcd/home/ixdba?/lib*3Xmd|jT|Cjy|ci3mjm45RaLinuxSTxT|C
28、mjrk|mj?/root*dLinuxrootmrootSTc_xym?/mnt*dFrmLMmntdmountmbc/mntvxSTHIiIr/mntvc3rcdromfloppycdHIiImMryvaGusbLMUSB?/lost+found*3mjVm-45?Linux?16 jmjlXr/lost+foundvST?|wufsck|cj/6myFry6?xylost+found?/tmp*lj3Xljljlg?(l?!?LinuxST?wumdLinux2y2VLinuxm?LinuxSTcdrLinux2?mefQlmLinuxSTm?d?2m2m_?c_yLinux?Pm Li
29、nux220?90wULinusfxqo6Linux?mPro?m2.62oLinusIntel 386?mxy_xy_mmSTLinuxdxmSTcefxy?m-xy_mmSTdbm xymLinux2xU5y_fid23|R?jST&?1 23 23_mdySTm23Plz2yST23?mLinux2323rSTwum|?Linux?17 23mb23p m23cd45!?mQlSTVwum|jr23a|jxr45r23#l23$%r4523R|j 2|XYST|CPUmVEy|wulU|&.8m&(?_?m|Linuxwurxy)CPU*ycdU|&bmrSTwuly|?xmlR+|&.
30、lR+mPOPy|yZwuGVEy|mlR+&.OPxy?m|wuUmlR,-m.?dy|rPlwupbCPUrPxlR2xy|rwuxd|&m)3|R?|R?XYP|?RrRmP/vUPm|Pm|R|Rm?012mbxRSvVxy|2?j_lgLV?j_|g3up4&y|mcd|Rm?-Y 4 jST Linux2mjSTxymj50ePmjSTyj5067jSTm89CLinux2PmjST?Linux?18 jSTmnjSTI_|pmnjSTLinuxmjSTGext2ext3fatpI_|x?jXY.dcmI_|5j 5&?&?ST&?mb&?jm&?x&?4&?I_|&?4$%bxm
31、&?:4&?I_|x$%?ju?xm&?jzmI_|3.4?rLinuxm)89_efvmwu-Yk;STmwuiST?_|STLinuxSTmwui?U?rAwuiLinuxvminit|init|STwuiBinit|dLinuxSTm|?xdxyUST2?_m|Plinit|(daST|mCD(cdinit|dSTwumfxy|m|YE1 LinuxST7ywuiwui?r/etc/inittabjvWA/etc/inittabjmb?Linux?19 redhat LinuxGvWd/etc/inittabmEF?#Default runlevel.The runlevels used
32、 by RHS are:#0-halt(Do NOT set initdefault to this)#1-Single user mode#2-Multiuser+without NFS(The same as 3+if you do not have networking)#3-Full multiuser mode#4-unused#5-X11#6-reboot(Do NOT set initdefault to this)WF?!LinuxSTm7ywu?0-5O?1-)5O*)ST?2-5O*jGNFS?5O?3-m5O*NFS?dm5OSTmW?4-89m5O*bEm?5-5O*X
33、-windowST(cdLinuxW?6-?5O*(cduwuiLinuxminit|zGuinit 1STc)5Ouinit 6ST?_ inittab-F#j7 J GAG J H3)8 inittab-I6Hinittab-J;K5 6L label:runlevel:action:process?Linux?20 1 labelF labeldU1M4y_mNmOxSTymNPQvRNmyvYry2Nd_mSrRed Hat LinuxCmNe3.7 3.7 Red Hat Linux()TU_Z6H lable0V J 6H id).HW Xinit?12C ln n1Y6g?EF(
34、)12C ca g.ZCtrl+Alt+Delete5 1?si g.+,-?ud g._ 2?pf UPS-Ba?Wbc1?pr dz.;e UPS -?Wfg1?x hiX-window 1?2 runlevelF?runlevelFSTmwuiywui(runlevelFmO 3 processF processFkinitum|(cdinit|umst|jm|Orstuvwu|m|OxUprocessF|mkWdwul:l|mv/sbin/shutdown-t3-r now?Linux?21 4 actionF actionFVSTzmwuiinit|zNOwuprocessFzmst
35、actionFmOe3.8 3.8 action0V)J_Z6H 0V J 6H once init?m1L?K wait init?1?K n1 o e?Kp q boot r 9:1xrunlevleJ IF G s bootwait r 9:1init?n?*6runlevleJ IF G s initdefault 9:t Q12Ku/etc/inittab vw 0 9:#$xy?1 2 sysinit 9:z1%1bootTbootwaite 1 respawn K31?Ku?|(P9:?ctrlaltdel ZCtrl+Alt+Delete5 1process0Vg.J off
36、1?powerwait init?Wbc.;JUPS?1Bainit?Wbc-powerfail+powerwaitKinit?n1?o e.;powerokwait?W -Ba?Wf ginit?q powerfailnow UPS?W h init?q inittabjm|Oefc:;m?/etc/inittabvWm2*id:5:initdefault:eST?_X-windowWvST-?_Wv?Linux?22 id:5:initdefault:id:3:initdefault:#System initialization.si:sysinit:/etc/rc.d/rc.sysini
37、t Finit|wu/etc/rc.d/rc.sysinit uST?l0:0:wait:/etc/rc.d/rc 0 l1:1:wait:/etc/rc.d/rc 1 l2:2:wait:/etc/rc.d/rc 2 l3:3:wait:/etc/rc.d/rc 3 l4:4:wait:/etc/rc.d/rc 4 l5:5:wait:/etc/rc.d/rc 5 l6:6:wait:/etc/rc.d/rc 6 WF?/etc/rc.d/rcwur0M6ywuiPlinit|2/etc/rc.d/rcuvx/#Trap CTRL-ALT-DELETE ca:ctrlaltdel:/sbin
38、/shutdown-t3-r now WFVvCtrl+Alt+Deletelinit|uvWmst?ST*/sbin/shutdown-t3-r now?vWF2*#When our UPS tells us power has failed+assume we have a few minutes#of power left.Schedule a shutdown for 2 minutes from now.#This does+of course+assume you have powerd installed and your#UPS connected and working co
39、rrectly.pf:powerfail:/sbin/shutdown-f-h+2 Power Failure;System Shutting Down WF?STglUPS:init|init|Power FailurepSystem Shutting Down?Yu-#If power was restored before the shutdown kicked in+cancel it.pr:12345:powerokwait:/sbin/shutdown-c Power Restored;Shutdown Cancelled WFUPS3?Y:init|init|Power Rest
40、ored;Shutdown Cancelled?Y-y|r1M5wui#Run gettys in standard runlevels 1:2345:respawn:/sbin/mingetty tty1?Linux?23 2:2345:respawn:/sbin/mingetty tty2 3:2345:respawn:/sbin/mingetty tty3 4:2345:respawn:/sbin/mingetty tty4 5:2345:respawn:/sbin/mingetty tty5 6:2345:respawn:/sbin/mingetty tty6 WF?r2M5wuiE6
41、yEXYZCEyXYZgyRpmxLinux|M23cxyWyWkPm2OvOPPm2V|_LinuxCPUmXYCPUuLinux2|M2rmNinitrdmbkuLM=MmI_KernelrootNOLMroot6=XgCm23lKerneloghM23wudz|mtSTlmSTR 2 wuinit init|dST|m#WLinuxr_2cwuinit?Linux?24|init|?j/etc/inittabpinittabdxyum9jyjefor3.4.1xumA 3 ST?init|?_&rc.sysinitrc|rc.sysinit_xST?mdSTxywuiwum9_m?45M
42、?j5j6axumVrc.sysinit|uinit|4?_wum|rc.sysinit|uvrc|?_rc|?_STzwuim|rc|uinit|vx/5 E lST89o?init|6yE 6 ST Vef?mingettymWlcSTLinuxmY|dloginVlogin|u_cshellE ULinuxSTc_-?_my|?*+()?rLinux-|?efLinux-mxstmLinux-stinitshutdownhaltrebootst-?mmd?Linux?25 ystm2|dPmef-stmALinuxg-m|1 shutdownst CshutdownstgLinuxCmN
43、|XYLinuxSTmY-_|mvrST$mRSvv?j shutdownstdshelldcm|UushutdownstumO:rSTmSTrmlR23jllogintg)?mVmSTlRlshutdownc?Yinit|init|?STwuiinit|shutdownt:lmvz?wuGshutdownmvd-stminit|cuinit 0u-pshutdownmvd?STinit|cuinit 6uST?1ashutdownstm Shutdownstmv*shutdown-fFhknrc()-t vv?-f*?_lufsck?Linux?26 fsckLinuxKL g-?F=A?-
44、F*?_lufsck?-h*ST-rE|haltstV?-k*d?=-?-n*&init|-pdUshutdownux-|dUshutdown&initb-_maCv-dC-NO?-r*shutdown?_ST?-c*xyshutdownstGVuxyshutdown-h 15:30mstlCtrl+Cc-mstppushutdown-h 15:30&mstlcshutdownZwulcCshutdown-cxyshutdownst?-t*?-?Y?R?S3Vum?lR*?lRushutdownstlRvhhmm+m5O hhmm|OerushutdownstGshutdown 1650er1
45、650ushutdown+memushutdown?imdnoweushutdownO?mdv?*:m?Linux?27 2azG -?mstv*shutdown r now -mstv*shutdown h now 5-Pl?mLinuxstv*shutdown+5 System will shutdown after 5 minutes 2 haltst haltd)m-stVshutdown hhaltulz|&STtsyncsync23?jSTc?52 haltm|Ov*halt-finp halttrulSTmwuiwu06xSTx&shutdownST vv*?-f*VSTwui&
46、shutdownpY-?-i*-?m&?-n*haltul&STtsync?-p*-l&poweroff(cd-lPlOO 3 rebootst rebootstmu|halt89Pmdhaltd-prebootd-ST?Linux?28 4 initst init|d|mCDa|YE1init|STPwu?Rmmd_mGinit 0cdSTwu0(cd-pinit 6stSTwui6(cd?STinitwuiefr3.4.1omA 3.5 Linux?SecureCRT d?rLinuxSTu?N*:jLinuxLMU5p?.r|-z-abxdmVanDyke SecureCRTijc?,?
47、-./?0.123 45?VanDyke SecureCRTdmE|LinuxSTmRRyij)SecureCRTcdWindowsvUNIXLinux?.-mijSecureCRTSSHSSH1SSH2a SSHmQdSecure Shell&?mxef:;mTelnetFTP?dSSHTelnetFTP?P:TmTelnetFTPrv:dgmfr&?:mvtdmOmUx&?Linux?29 c:mvtpSSHLinux?l:mvdomC:mv(?:m2PlSSHmv:dobmUcSvm:SSHm?|xghrLinuxSTCim?,?-./?0.12?678?SecureCRTrm?q9d6
48、.x&?q9mvMSecureCRTrWindowsvmgh)AghefcxyLinuxSTm|G?xyOP)mFileConnectst)New Session 3.2mcm4SSH1SSH2TelnetRlogina 3.2 P?Linux?30?Name*chmdyLinuxST?Protocol*xOPSSH24?Hostname*c|LinuxSTmIP?Port*OPm22cdSd|mLinuxST22g9m67?Username*cdmLinuxSTmEydroot(da?vmavmc)OK UcxyOP?m)connectuLinuxSTS_cLinuxSTlcr9|mLinu
49、xST?,?8-./?0.123 9*?:;?SecureCRTLinuxNujm:vMPl(WindowsvmY?SecureCRTm?Linuxvu|?Windows:xyjLinuxSTefustrzmSzmj?LinuxSTvMxyj9*sz?UjcvM9LinuxSTvM9mj3XrSecureCRTghvmdownloadv?Linux?31 rSecureCRTijvYstmdCtrl+Insert?mdShift+InsertV()mNOuY?abSecureCRTij?)CcA 3.6?9ALinuxSTm89)?jLinuxmSALinuxSTymLinuxST2m5_ym
50、QALinuxSTwumywuimLinuxSTm?_|-m9PALinuxmijSecureCRTmghC=?1arLinuxSTLMH5i5U5 2aALinuxm_m 3aLinuxywuiywuimd/4aLinux-N-9P?Linux!#$%&()*+,-./01 23 45?Linux?32 6675 http:/ china-pub5http:/www.china- 89:;?ABC D EFG HIJKL A M N OPITPUBQChinaunixQIXPUBRSIXPUBT“LinuxUV W X Y”/Z“U_ M N”ab cdeILinux+oracleM N f