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DHCP£¨Dynamic Host Configure Protocol,¶¯Ì¬Ö÷»úÅäÖÃÎļþ£©£¬ÊÇÒ»¸ö¼ò»¯ÊÖ¶¯·ÖÅä¼°¹ÜÀíIPµØÖ·µÄ·³ÄÕ¡£DHCPÊÇ»ùÓÚC/SģʽµÄ¡£
ĬÈÏ£¬ÔÚRHELÉÏûÓа²×°·þÎñÆ÷×é¼þ¡£²é¿´ÊÇ·ñ°²×°µÄÃüÁî
[root@localhost ~]# rpm -qa | grep dhcp
dhcpv6_client-0.10-8                                        //¿Í»§¶Ë×é¼þ
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[root@localhost cdrom]# rpm -ivh RedHat/RPMS/dhcp-3.0.1-12_EL.i386.rpm                                        //·þÎñÆ÷×é¼þ
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[root@localhost root]# vi  /etc/services
bootps                    67/tcp                              # BOOTP server
bootps                    67/udp
bootpc                    68/tcp                              # BOOTP client
bootpc                    68/udp
DHCP·þÎñ£¨¼´dhcpdÊØ»¤½ø³Ì£©Êǰ´ÕÕ/etcĿ¼ÏµÄdhcpd.confÅäÖ


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ʵսLinux Bluetooth±à³Ì(Áù) L2CAP±à³ÌʵÀý

ÀýÒ»£º·¢ËÍSignaling Packet£º
Signaling CommandÊÇ2¸öBluetoothʵÌåÖ®¼äµÄL2CAP²ãÃüÁî´«Êä¡£ËùÒÔµÃSignaling CommandʹÓÃCID 0x0001.
¶à¸öCommand¿ÉÒÔÔÚÒ»¸öC-frame£¨control frame£©Öз¢ËÍ¡£
 Èç¹ûÒªÖ±½Ó·¢ËÍSignaling Command.ÐèÒª½¨Á¢SOCK_RAWÀàÐ͵ÄL2CAPÁ¬½ÓSocket¡£ÕâÑù²ÅÓлú»á×Ô¼ºÌî³äCommand Code£¬Identi ......

LINUXÄÚºËÖÐminºÍmaxºêµÄѧϰ

add linux kernel min, max define:
include/linux/kernel.h
/*
 * min()/max() macros that also do
 * strict type-checking.. See the
 * "unnecessary" pointer comparison.
 */
#define min(x,y) \
(__extension__\
({ \
        typeof( ......

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UNIXÃüÁîÊDzâÊԱر¸µÄ֪ʶ£¬³ýÁËһЩ³£ÓõÄÃüÁîÐèÒªÊìϤÒÔÍ⣬Óкܶà·Ç³£ÓÐÓõ«ÊDz»³£ÓõÄÃüÁîÒ²ÐèÒªÁ˽⣬ÕâÑù¶Ô¹¤×÷ÓкܴóµÄ°ïÖú£¬ÕâÀïÌṩһЩÎÒÆ½³£¹¤×÷ÖÐÀÛ»ýµÄ֪ʶ£¬Ï£ÍûÄܰïÖúµ½´ó¼Ò ^_^
1¡¢Í³¼ÆËùÓÐÎļþÖеļǼÊý£ºwc -l filename
2¡¢²é¿´¹²ÏíÄڴ棺ipcs -m
3¡¢viÖеÄÅúÁ¿×Ö·ûÆ¥Å䣨a- ......

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linux Ó¦¼±ÏàÓ¦¹¤¾ß°üºÍlivecd

http://www.forensicswiki.org/wiki/Helix3
http://www.sleuthkit.org/index.php
»Ö¸´²½Öè:
root@srv01 [/home/recovery]# ./fls -a -r -p /dev/sdb3 > sdb3usrdirlist.txt
root@srv01 [/home/recovery]# grep -i "access_log" /home/recovery/sdb3usrdirlist.txt
r/r 2195490:    local/ ......
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