Linux Network ¼³Á¤
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Contents:
1 °³¿ä
2 °ü·Ã¼­Àû
3 Áֿ丵ũ
4 ³×Æ®¿öÅ© ¼³Á¤ (Network Setting)
4.1 ³×Æ®¿öÅ© À¯Æ¿¸®Æ¼ ( RPM ÆÐŰÁö )
4.2 ³×Æ®¿öÅ© ¼³Á¤ ÆÄÀÏ
5 ´Ù¿î·Îµå
6 °ü·Ã¸µÅ©


1 °³¿ä #


¸®´ª½º¿¡¼­ ³×Æ®¿öÅ© ¼³Á¤¿¡ ´ëÇÏ¿© ½Ç·Ê¸¦ Áß½ÉÀ¸·Î °£´ÜÇÏ°Ô Á¤¸®ÇÑ´Ù.

2 °ü·Ã¼­Àû #



3 Áֿ丵ũ #


4 ³×Æ®¿öÅ© ¼³Á¤ (Network Setting) #


4.1 ³×Æ®¿öÅ© À¯Æ¿¸®Æ¼ ( RPM ÆÐŰÁö ) #


  • net-tools
    • ifconfig, netstat, route µîÀÇ ±âº» ³×Æ®¿öÅ© À¯Æ¿¸®Æ¼
  • netconfig
    • ÅØ½ºÆ® ±â¹ÝÀÇ ³×Æ®¿öÅ© ¼³Á¤ À¯Æ¿¸®Æ¼


4.2 ³×Æ®¿öÅ© ¼³Á¤ ÆÄÀÏ #


/etc/
   |
   +-- resolv.conf : DNS ¼³Á¤
   |
   +-- sysconfig/
          |
          +-- network : hostname, gateway ¼³Á¤
           |
          +-- network-scripts/
                 |
                 +-- ifcfg-ethX : device, IP, Netmask ¼³Á¤

4.2.1 /etc/resolv.conf ¿¹Á¦ #


nameserver 192.168.1.1
search viper.pe.kr

4.2.2 /etc/sysconfig/network ¿¹Á¦ #


NETWORKING=yes
HOSTNAME=MyHost
GATEWAY=192.168.0.1

4.2.3 /etc/sysconfig/network-scripts/ifcfg-eth0 ¿¹Á¦ #


DEVICE=eth0
BOOTPROTO=static            # static, dhcp Áß¿¡¼­ ¼±ÅÃ
BROADCAST=192.168.0.255     # --+-- BOOTPROTO °¡ dhcp ·Î
IPADDR=192.168.0.1          #   |   ¼³Á¤µÉ °æ¿ì ÇÊ¿ä¾øÀ½
NETMASK=255.255.255.0       #   |
NETWORK=192.168.0.0         # --+
ONBOOT=yes                  # yes, no Áß¿¡¼­ ¼±ÅÃ


5 ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º (Network Interface) #


5.1 ±¸µ¿ #


# ifconfig eth0 192.168.0.10 netmask 255.255.255.0 up

5.2 Á¤Áö #


# ifconfig eth0 down

5.3 ¼­ºñ½º ±¸µ¿/Á¤Áö #


# service network { start | stop | restart }


6 ¶ó¿ìÆÃ (Routing) #


6.1 ¶ó¿ìÆÃ Å×ÀÌºí º¸±â #


  1. proc ÆÄÀÏ ½Ã½ºÅÛ (Binary Mode)
    # cat /proc/net/route
    
  2. route ¸í·É
    # route [-n]
    
  3. netstat ¸í·É
    # netstat -r
    

6.2 ¶ó¿ìÆÃ Å×À̺í Ãß°¡ #


  1. Host Ãß°¡
    # route add [-host] 192.56.76.15 [dev] eth0
    
  2. Subnet Ãß°¡
    # route add -net 192.56.76.0 netmask 255.255.255.0 [dev] eth0
    
  3. Gateway Ãß°¡
    # route add default gw 192.56.76.1 [dev] eth0
    

6.3 ¶ó¿ìÆÃ Å×ÀÌºí »èÁ¦ #


  1. Host »èÁ¦
    # route add [-host] 192.56.76.15 [[dev] eth0]
    
  2. Subnet »èÁ¦
    # route add -net 192.56.76.0 netmask 255.255.255.0 [[dev] eth0]
    
  3. Gateway »èÁ¦
    # route add default gw 192.56.76.1 [[dev] eth0]
    


7 ´Ù¿î·Îµå #



8 °ü·Ã¸µÅ© #



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