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5 5.1 Linux Linux Linux 1 Red Hat Enterprise Linux CentOSSUSE Linux RPM(Red Hat Package Manager) YumYellowdog Updater Modified Debian GNU/Linux Ubuntu Debian deb APTAdvanced Package Tool CentOS 6 yum 5.1.1 Yum RPM rpm Yum yum www.lpi.or.jp 143 (C) LPI-Japan
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Linux LPI-Japan 2015-04-16
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7 Linux Linux Linux OS Red
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LPIC Linux Web 1 1 W
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sato • 1 • 2 • 3
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i . . . . . . . . . . . . . . . .
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2.2 network NetworkManager . . . .
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4.1.10 umask . . . . . . . . . . .
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6.3.1 . . . . . . . . . . . . . .
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1.1 fined_r:unconfined_t:s0-s0:c0.
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1.1 # passwd suzuki suzuki : su
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1.2 1.2.1 1 () # id suzuki ui
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1.2 # id suzuki uid=501(suzuki) gi
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1.3 $ ll 0 -rw-rw-r--. 1 suzuki s
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1.3 $ chmod u-x testdir $ ls -l
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1.3 Account expires : never Minimu
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1.3 drwx------. 26 sato sato 4096
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1.4 SSH 1.4.2 SSH CentOS OpenSSH
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1.4 SSH RX packets:19972 errors:0
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1.4 SSH 1.4.8 SSH SSH Linux ssh-
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1.4 SSH ~/.ssh id_rsa.pub id_r
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1.4 SSH authorized_keys SELinux
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1.4 SSH [sshuser@client ~]$ ssh ss
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1.4 SSH 1.1 IP IP SSH OK 2.
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1.4 SSH 1.4 1.4.15 Tera Term T
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1.4 SSH 1.7 From: TeraTerm SSH SC
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1.5 root OpenSSH /etc/ssh/sshd_con
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1.5 root 1.5.3 su su root root
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1.5 root #2) Think before you type
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1.5 root 28608 pts/0 S 0:00 su - h
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2.1 TX packets:45 errors:0 dropped
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2.1 ARP ARP ip neighbor show ar
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2.1 udp 0 0 0.0.0.0:111 0.0.0.0:
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2.1 Transceiver: internal Auto-neg
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2.3 # chkconfig network on # chkco
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2.3 2.3.5 /etc/services /etc/ser
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2.4 iptables NAPT(IP ) IP 1 IP
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2.4 iptables INPUT OUTPUT FORWARD
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2.4 iptables # system-config-firew
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2.5 DHCP 5. system-config-firewa
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2.5 DHCP range 192.168.0.200 192.1
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2.5 DHCP 2.5.8 Windows DHCP Wind
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2.5 DHCP 2.7 TCP/IPv4 4 (TCP/IP
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2.5 DHCP 2.10 IP IP DNS 2.5.9
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3 3.1 OS OS 1. 2. BIOS 3. GRU
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3 timeout=5 splashimage=(hd0,0)/g
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3 ..- 2.6.32-504.el6.x86_64 3
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3 0 1 2 3 4 5 6 0 0 #
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3 3.1.6 runlevel # runlevel N
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3 httpd : [ OK ] httpd # servic
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3 5 rc5.d # ls /etc/rc.d init
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3 3.3 cron Linux cron 3.3.1 c
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3 0-59 0-23 1-31 1-12 0-70
Page 109 and 110: 3 3.3.7 cron crontab -r cron #
Page 111 and 112: 3 # ls /etc/cron.hourly/ 0anacron
Page 113 and 114: 3 #period in days delay in minute
Page 115 and 116: 3 # ntpq -p remote refid st t whe
Page 117: 3 3.4.6 NTP NTP NTP NTP /etc/
Page 120 and 121: 4.1 # id sato uid=500(sato) gid=50
Page 122 and 123: 4.1 [sato@server ~]$ umask 0002 um
Page 124 and 125: 4.1 /etc/profile # cat /etc/bashr
Page 126 and 127: 4.1 [sato@server ~]$ write suzuki
Page 128 and 129: 4.2 POSIX ACL 4.2.2 ACL ACL getfa
Page 130 and 131: 4.2 POSIX ACL # yum install samba S
Page 132 and 133: 4.2 POSIX ACL 4.2 3. 4.3 sato
Page 134 and 135: 4.2 POSIX ACL Windows samba_acl_te
Page 136 and 137: 4.3 SELinux 4.3 SELinux SELinux Li
Page 138 and 139: 4.3 SELinux /etc/selinux/config SE
Page 140 and 141: 4.3 SELinux 4.3.7 Boolean SELinux
Page 142 and 143: 4.3 SELinux 4.8 Forbidden root /va
Page 144 and 145: 4.4 LVM PV PV 8E Linux /dev/sd
Page 146 and 147: 4.4 LVM lvcreate lvcreate -L -n
Page 148 and 149: 4.4 LVM # df /mnt/LVMtest/ Filesys
Page 150 and 151: 4.5 4.5 4.5.1 CD DVD
Page 152 and 153: 4.5 4.5.5 tar Tape Archiver tar
Page 154 and 155: 4.5 # dd if=/dev/sdb of=/dev/sdc 2
Page 156 and 157: 4.5 -0 0 0 -u /etc/dumpdates
Page 158 and 159: 4.5 efi symvers-2.6.32-504.el6.x86
Page 162 and 163: 5.1 5.1.2 Yum Yum RPM RPM /etc
Page 164 and 165: 5.1 yum update [] yum groupli
Page 166 and 167: 5.1 emacs x86_64 1:23.1-25.el6 bas
Page 168 and 169: 5.1 # CentOS-6. You can use this r
Page 170 and 171: 5.2 # wget http://pkgs.repoforge.o
Page 172 and 173: 5.2 top stress CPU # top top - 0
Page 174 and 175: 5.2 7 0 116104 301924 66184 81372
Page 176 and 177: 5.2 Linux 2.6.32-504.el6.x86_64 (s
Page 178 and 179: 5.2 sar -b I/O # sar -b 1 3 Linu
Page 180 and 181: 5.2 LogDir TmpDir MailTo MailF
Page 182 and 183: 5.2 /usr/share/logwatch/scripts/se
Page 184 and 185: 5.2 Range = Today logwatch --prin
Page 186 and 187: 6.1 • /var/log/maillog • Web
Page 188 and 189: 6.1 debug info notice warning war
Page 190 and 191: 6.1 authpriv.∗ /var/log/secure
Page 192 and 193: 6.1 /etc/rsyslog.conf 2 $ModLoa
Page 194 and 195: 6.1 [root@server ~]# service iptab
Page 196 and 197: 6.1 /etc/logrotate.conf logrotate
Page 198 and 199: 6.1 mail address/nomail address
Page 200 and 201: 6.2 6.1.15 /etc/logrotate.d/httpd
Page 202 and 203: 6.2 telnet IP telnet # yum ins
Page 204 and 205: 6.2 13:17:06.041125 IP server.exam
Page 206 and 207: 6.2 6.2 eth0 eth0 Start 4. Web
Page 208 and 209: 6.3 GRUB 1. 5 GRUB 2. e ker
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6.3 6.6 Language 6.7 www.lpi.o
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6.3 5. /mnt/sysimage 6.10 /mnt/s
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6.3 exit 9.reboot DVD DVD 6.1
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7.2 SysV init systemd 7.2.1 syst
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7.2 SysV init systemd Loaded: loa
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7.2 SysV init systemd 7.2.5 -t d
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7.2 SysV init systemd # systemct
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7.3 journald # systemctl set-defau
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7.4 firewalld # mkdir /var/log/jou
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7.4 firewalld Public For use in p
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7.4 firewalld 7.2 CUI NetworkMan
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