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joinc´Â Firefox¿Í chrome¿¡¼ Å×½ºÆ® Çß½À´Ï´Ù. IE¿¡¼´Â Å×À̺íÀÌ ±úÁö°Å³ª À̹ÌÁö°¡ º¸ÀÌÁö ¾ÊÀ» ¼ö ÀÖ½À´Ï´Ù. ƯÈ÷ ±¸±Û DocsÀ̹ÌÁöÀÇ °æ¿ì ¿¢¹Úó¸®µÉ ¼ö ÀÖ½À´Ï´Ù. 1 DHCP ¼³Ä¡1.1 DHCP ¶õ
Dynamic Host Configuration ProtocolÀÇ ÁÙÀÓ¸»ÀÔ´Ï´Ù. ÀÚµ¿À¸·Î ³×Æ®¿öÅ© ȯ°æÀ» ¼³Á¤Çϱâ À§Çؼ »ç¿ëÇÏ´Â ÇÁ·ÎÅäÄÝÀ̶õ Àǹ̰¡ µÇ°Ú³×¿ä.
³×Æ®¿öÅ© Á¤º¸¸¦ ¸ð¸£´õ¶óµµ °£´ÜÇÏ°Ô ³×Æ®¿öÅ© ¼³Á¤À» ÇÒ ¼ö ÀÖ½À´Ï´Ù. LAN ¿µ¿ª¿¡ ÀÖ´Â DHCP ¼¹ö¿¡ ¿äûÀ» ÇØ¼ IP ÁÖ¼Ò, subnetmask, gateway, dns µîÀ» ÀÚµ¿À¸·Î ¼³Á¤ÇØÁÖ´Â ¹æ½ÄÀÌÁÒ.
Àú´Â ±× µ¿¾È ´Ü¼øÈ÷ DHCP ¼¹ö¸¦ »ç¿ëÇϱ⸸ ÇØ¿Ô½À´Ï´Ù. ¼ÒÇÁÆ®¿þ¾î °³¹ßÀÚÀÌ´Ù º¸´Ï, ±»ÀÌ DHCP ¼¹ö¸¦ ±¸ÃàÇØ¾ßÇÒ Çʿ䰡 ¾ø¾ú´ø °ÅÁÒ. ±×·¯´Ù°¡ DHCP ¼¹ö¸¦ Á÷Á¢ ±¸¼ºÇؾßÇÒ ÀÏÀÌ »ý°å½À´Ï´Ù. kickstart ȯ°æÀ» ±¸ÃàÇÏ·Á´Ù º¸´Ï ÀÚ¿¬ ½º·´°Ô dhcp¼¹ö¸¦ ±¸¼ºÇØ¾ß µÇ´õ±º¿ä.
±×·¡¼ À̹ø ±âȸ¿¡ dhcp ¼¹ö¸¦ Á÷Á¢ ±¸¼ºÇغ¸±â·Î Çß½À´Ï´Ù.
Á¦´ë·Î ÇÏ¸é »ý°¢ÇØ¾ß ÇÒ°Ô ¸¹À» °Çµ¥¿ä. ¿ì¼±Àº Ȩ ³×Æ®¿öũȯ°æ¿¡¼ °£´ÜÇÏ°Ô ±¸¼ºÇß½À´Ï´Ù. ¾ðÁ¨°¡ ÀÚ¼¼È÷ »ìÆìº¼ ±×³¯ÀÌ ¿À¸é, ±×¶§ º¹ÀâÇÏ°Ô »ý°¢ÇÏÁÒ. 1.2 dhcp server ¼³Ä¡ ȯ°æ
Á¦ ¸®´ª½º ¹Ú½º¿¡ dhcp server¸¦ ¼³Ä¡Çϱâ·Î Çß½À´Ï´Ù. Á¦ ¸®´ª½º ¹Ú½º¿¡´Â Ubuntu 11.10ÀÌ ¼³Ä¡µÅ ÀÖ½À´Ï´Ù.
dhcp ¼¹ö¸¦ ¼³Ä¡ÇÑ ´ÙÀ½, Virtualbox·Î centos vmÀ» ¸¸µé¾î¼ dhcp ÀÛµ¿¿©ºÎ¸¦ Å×½ºÆ® Çϱâ·Î Çß½À´Ï´Ù. centos vmÀÌ dhcp Ŭ¶óÀÌ¾ðÆ®°¡ µÇ´Â °ÅÁÒ. centos vmÀÇ eth0¸¦ dhcp·Î ¼³Á¤ÇßÀ»¶§ ubuntu dhcp server·Î ºÎÅÍ ³×Æ®¿öÅ© Á¤º¸¸¦ Àß °¡Á®¿À´ÂÁö¸¦ È®ÀÎÇÏ¸é µË´Ï´Ù. Å×½ºÆ® ȯ°æÀ» ±×¸²À¸·Î ±×·È½À´Ï´Ù.
Å×½ºÆ®´Â Á¦ Áý¿¡¼ ÀÌ·ç¾îÁ³½À´Ï´Ù. ¹«¼± °øÀ¯±â¸¦ ÅëÇØ¼ ÀÎÅͳݿ¡ Á¢¼ÓÇϰí ÀÖ½À´Ï´Ù. Ubunt ¸®´ª½º°¡ DHCP ¼¹öÀÇ ¿ªÇÒÀ» Çϰí Centos°¡ Ŭ¶óÀÌ¾ðÆ® ¿ªÇÒÀ» ÇÕ´Ï´Ù. ¹«¼± °øÀ¯±â°¡ °ÔÀÌÆ® ¿þÀÌ ¿ªÇÒÀ» Çϸç, IP´Â 172.30.1.254ÀÔ´Ï´Ù.
¹«¼± °øÀ¯±â¿¡ DHCP°¡ Ȱ¼ºÈ µÅ Àִµ¥¿ä. ÀÌ °æ¿ì CentOS°¡ ¹«¼± °øÀ¯±â¿¡¼ DHCP Á¤º¸¸¦ ¹Þ¾Æ¿À¹Ç·Î ¹«¼± °øÀ¯±âÀÇ DHCP¸¦ ºñȰ¼ºÈ ÇØ¾ß ÇÕ´Ï´Ù.
À¥À» ÀÌ¿ëÇØ¼ °øÀ¯±â °ü¸®ÀÚ ÆäÀÌÁö¿¡ Á¢±ÙÀ» Çß½À´Ï´Ù. ±×·±µ¥ ÆÐ½º¿öµå¸¦ ¸ð¸£°Ú³×¿ä ÂÁ. °øÀ¯±â ¸Þ´º¾ó¿¡ ÀÖ±ä ÇϰÚÁö¸¸ ºÐ¸íÈ÷ ¹ö·ÈÀ» µíÇϰí ã±âµµ ±ÍÂú¾Æ¼, ³×À̹ö¿¡¼ ã¾Ò´õ´Ï ÃÊ±â ÆÐ½º¿öµå¸¦ ¾Ë·ÁÁֳ׿ä.
´ëÃæ ¸Þ´º¸¦ ã¾Æ¼ DHCP¸¦ ºñȰ¼ºÈ ¸ðµå·Î º¯°æÇß½À´Ï´Ù.
1.3 dhcp server ¼³Ä¡¿Í ¼³Á¤
¾Æ·¡¿Í °°ÀÌ Å×½ºÆ® ȯ°æÀ» ¸¸µé¾ú½À´Ï´Ù.
1.3.1 µ¿ÀûÀ¸·Î ÀÓÀÇÀÇ IP ÁÖ¼Ò ÇÒ´çÇϱâ
³×Æ®¿öÅ© ÁÖ¼Ò¸¦ ¿äûÇϴ ȣ½ºÆ®¿¡ ÇÒ´çµÈ ³×Æ®¿öÅ© ¹üÀ§³»¿¡¼ ÀÓÀÇÀÇ IP ÁÖ¼Ò¸¦ ÇÒ´çÇÏ´Â ¼³Á¤ÀÔ´Ï´Ù.
dhcp server ¼³Ä¡. isc-dhcp-server¸¦ ¼³Ä¡Çϱâ·Î Çß½À´Ï´Ù. # sudo apt-get install isc-dhcp-server
ÀÌÁ¦ dhcp ¼³Á¤ÆÄÀÏÀ» ¸¸µé¾î¾ß °ÚÁÒ. ¼³Á¤ ÆÄÀÏÀ» ¸¸µé±â Àü¿¡ dhcp·Î ¼ºñ½ºÇÒ ³×Æ®¿öÅ© ȯ°æÀ» °èȹÇϱâ·Î Çß½À´Ï´Ù.
ddns-update-style none;
# option definitions common to all supported networks...
option domain-name "example.org";
# google dns ¼¹ö¸¦ »ç¿ëÇϱâ·Î Çß½À´Ï´Ù.
option domain-name-servers 8.8.8.8, 8.8.6.6;
# gateway ÀÔ´Ï´Ù. Á¦ ¸®´ª½º ¹Ú½ºÀÔ´Ï´Ù.
option routers 192.168.56.1;
# subnet mask
option subnet-mask 255.255.255.0;
default-lease-time 60;
max-lease-time 72;
# ¼ºê ³×Æ®¿öÅ©º° dhcp client¿¡ ÇÒ´çÇÒ ³×Æ®¿öÅ© Á¤º¸ÀÔ´Ï´Ù.
# 2~ 254À» ÇÒ´çÇϱâ·Î Çß½À´Ï´Ù.
subnet 192.168.56.0 netmask 255.255.255.0 {
range 192.168.56.2 192.168.56.254;
}
ÀÌÁ¦ dhcp ¼¹ö¸¦ ÀÛµ¿ÇÕ´Ï´Ù. # sudo /etc/init.d/isc-dhcp-server restart [sudo] password for yundream: * Stopping ISC DHCP server dhcpd [ OK ] * Starting ISC DHCP server dhcpd [ OK ]ÀÌ °É·Î ¼³Ä¡ ¿Ï·á ÀÔ´Ï´Ù. 1.3.2 MAC¿¡ °íÁ¤ IPÁÖ¼Ò ÇÒ´çÇϱâ
ȸ»ç¶ó¸é º¸¾È»óÀÇ ÀÌÀ¯·Î Çã°¡ÇÑ ³ëµå¸¸ ³×Æ®¿öÅ©¿¡ Á¢¼ÓÇÒ ¼ö ÀÖµµ·Ï Á¦ÇÑÇÏ°í ½ÍÀ» ¶§°¡ ÀÖÀ» °Ì´Ï´Ù. ƯÁ¤ MACÁÖ¼Ò¿¡ ´ëÇØ¼ °íÁ¤µÈ IP¸¦ ÇÒ´çÇÏ´Â ¹æ½ÄÀ¸·Î ³×Æ®¿öÅ©¸¦ °ü¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
joinc ȸ»çÀÇ ³×Æ®¿öÅ© °ü¸®ÀÚÀÎ Àú´Â ¾Æ·¡¿Í °°ÀÌ Á¢¼ÓÀ» Á¦¾îÇϱâ·Î °èȹÀ» ¼¼¿ü½À´Ï´Ù.
ÀÌ Ç¥´ë·Î dhcp.conf¸¦ ¼öÁ¤ÇÏ¸é µË´Ï´Ù. ...
...
subnet 192.168.56.0 netmask 255.255.255.0 {
option routers 192.168.56.1;
deny unknown-clients;
host guest-vm-01 {
hardware ethernet 08:00:27:20:90:86;
fixed-address 192.168.56.50;
}
host guest-vm-02 {
hardware ethernet 08:00:27:FB:54:98;
fixed-address 192.168.56.60;
}
}
...
dhcp ¼¹ö¸¦ Àç ½ÃÀÛÇÑ ÈÄ Å×½ºÆ® ÇÏ½Ã¸é µË´Ï´Ù. virtualbox´Â ÀÚ½ÅÀÇ °¡»ó ³×Æ®¿öÅ©¸¦ °ü¸®Çϱâ À§ÇÑ DHCP¸¦ ½ÇÇàÇÕ´Ï´Ù. ±×·¯¹Ç·Î virtualboxÀÇ DHCP ¼ºñ½º¸¦ ÁßÁöÇØ¾ß ÇÕ´Ï´Ù. $ ps -ef | grep virtual yundream 5015 4968 0 09:38 ? 00:00:00 /usr/lib/virtualbox/VBoxNetDHCP .... $ kill 5015 1.4 dhcp client Å×½ºÆ®
virtualboxÀÇ centos vmÀ» ½ÇÇàÇß½À´Ï´Ù. ¸ÕÀú centos°¡ dhcp client ¼³Á¤ÀÌ µÅ ÀÖ´ÂÁö È®ÀÎÀ» ÇØ¾ß°ÚÁÒ. # cat /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 BOOTPROTO=dhcp ONBOOT=yes
eth0¸¦ Àç½ÃÀÛÇÑ ´ÙÀ½¿¡ ³×Æ®¿öÅ© Á¤º¸¸¦ Á¦´ë·Î °¡Á®¿À´ÂÁö È®ÀÎÇØ º¸°Ú½À´Ï´Ù. # ifdown eth0
# ifup eth0
Determining IP information for eth0... done.
# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:20:90:86
inet addr:192.168.56.101 Bcast:192.168.56.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fe20:9086/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:103 errors:0 dropped:0 overruns:0 frame:0
TX packets:146 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:15080 (14.7 KiB) TX bytes:16067 (15.6 KiB)
Àß °¡Á®¿Ô³×¿ä.
dns server ¼³Á¤µµ È®ÀÎÇØ ºÁ¾ßÁÒ # cat /etc/resolv.conf ; generated by /sbin/dhclient-script search example.org nameserver 8.8.8.8 nameserver 8.8.6.6
route Á¤º¸µµ È®ÀÎÇØ º¸°Ú½À´Ï´Ù. # route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 192.168.56.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0 169.254.0.0 0.0.0.0 255.255.0.0 U 1002 0 0 eth0 0.0.0.0 192.168.56.1 0.0.0.0 UG 0 0 0 eth0 |
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