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1,Èç¹û»¹ÄÜÓÃÆÕͨÓû§µÇ½µÄ»°,%df /etc,È·¶¨°üº¬/etcĿ¼·ÖÇøµÄÉ豸Ãû
%df /etc
/ /dev/dsk/c0t0d0s0...
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2,°ÑϵͳÅ̲åÈëcdromÖÐ
3,³öÏÖÌáʾ·ûºó,ʹÓÃsyncÃüÁîË¢ÐÂÎļþϵͳ
4,°´ÏÂstop+A
5,"ok"״̬ϼüÈëboot cdrom -s
6,ÔÚ"#"Ìáʾ·ûϼüÈëmkdir /temp ,È»ºó¼üÈëmount /dev/dsk/c0t0d0s0 /temp
Èç¹û³öÏÖ¹Ò½Ó²»ÉϵÄÇé¿öʱ,ÄÇô¾ÍÔËÐÐfsckÏÈ fsck /dev/rdsk/c0t0d0s0,È»ºóÔÚmount
7,cd /temp/etc
8,cp shadow shadowbak
9,cat shadow
µÃµ½rootµÄ¿ÚÁî×Ö·û´®
root:djglcj0J:6453::::(ÆäÖÐdjglcj0J¾ÍÊÇrootµÄ¼ÓÃܺóµÄ¿ÚÁî×Ö·û´®)
10,sed s/djglcj0J// shadow>shadownew
11,cat shadownew²é¿´ÊÇ·ñÒѾ­±äΪ
root::6453::::
12,cp shadownew shadow
13,cd /
unmount /temp
sync
shutdown -i0 -g0 -y
14,È¡³öCDºó,ÖØÆðϵͳ,Õâʱroot¾Í²»ÐèÒªÃÜÂëÀ²£¡
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OK boot cdrom -s
#TERM=sun
#export TERM
#mount /dev/dsk/c0t0d0s0 /a
#vi /a/etc/shadow(ɾ³ýrootµÄ¼ÓÃܺóµÄÃÜÂë)
#reboot
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¡¡¡¡ÔÚÁíһ̨°²×°ÁËSCO UNIXµÄ»úÆ÷ÉÏ£¬ÒÔRootÓû§×¢²á£¬½øÈëϵͳ£¬Óà mkdev fdÃüÁî»òÃü
ÁîscoadminÖеÄFilesystemÖ®Floppy Filesystem ManagerÀ´ÖÆ×÷Ó¦¼±Æô¶¯ÅÌ£¬°üÀ¨Boottable ÅÌ
ºÍRoot filesystemÅÌ¡£
¡¡¡¡½«ÉÏÊöÖÆ×÷µÄRoot filesystemÅÌ°²×°µ½Ó²ÅÌÉÏ¡£
¡¡¡¡# mount /dev/fd0135ds18 /mnt
¡¡¡¡ÔÙ½«Ó²ÅÌÉϵÄ/etc/passwd ºÍ/tcb/files/auth/r/rootÁ½¸öÎļþ¿½±´µ½Root filesystemÅÌÉÏ¡£
¡¡¡¡# cp /etc/passwd /mnt
¡¡¡¡# cp /tcb/files/auth/r/root /mnt
¡¡¡¡Ð¶ÔØ»úÆ÷1Ó²ÅÌÉϵÄÈíÅÌ¡£
¡¡¡¡# umount /dev/rfd0135ds18
¡¡¡¡ÓÃBootÈíÅÌÈ¥Æô¶¯ÒÅÍü¿ÚÁîµÄ»úÆ÷£¬¸ù¾ÝÌáʾ²åÈëRoot filesystemÈíÅÌ£¬´ý³öÏÖ“#”ʱ£¬½øÐÐÏÂÃæ²Ù×÷£¬
½«Ó²Å̹ҵ½ÈíÅÌÉÏ£º
¡¡¡¡# mount /dev/hd0root /mnt
¡¡¡¡±¸·ÝÓ²ÅÌÉϵÄ/etc/passwdºÍ/tcb/files/auth/r/rootÁ½¸öÎļþ¡£ÒòΪÕâÁ½¸öÎļþÖл¹°üº¬ÆäËûÓû§µÄ×¢²á
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¡¡¡¡ÓÃRoot filesystemÈíÅÌÉϵÄÁ½¸öÎļþ£¬¸²¸ÇÓ²ÅÌÉϵÄÁ½¸öÎļþ/etc/passwd ºÍ/tcb/files/auth/r/root¡£
¡¡¡¡# mkdir /cyh
¡¡¡¡# mount /dev/fd0135ds


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