ºìÁªLinuxÃÅ»§
Linux°ïÖú

SCO Unix³£ÓÃ

·¢²¼Ê±¼ä:2006-08-11 09:16:45À´Ô´:ºìÁª×÷Õß:°®ÁãÕûÕû
SCO UNIX5 µÄÒýµ¼¹ý³Ì»ù±¾¿É·ÖΪÁù²½£º
1¡¢ PC»úµÄBIOS½«Master Boot Block ×°ÈëÄÚ´æ¡££¨¶ÁÈ¡Ó²Å̵ÄTrack 0 £¬ Sector 0´¦µÄÐÅÏ¢£©
2¡¢ Master Boot Block½«·ÖÇøÒýµ¼¿é£¨boot0£©×°Èë¡££¨¶ÁÈ¡»î¶¯·ÖÇøµÄsector0´¦µÄÐÅÏ¢£©¡£
3¡¢ Èô Unix ·ÖÇøÊǻµÄ£¬Ôò¼ÌÐø×°Èëboot1¡£
4¡¢ boot1×°Èë/stand/boot ¡££¨¶ÁÈ¡UnixµÄ¿ÉÒýµ¼ÎļþϵͳÇøµÄÐÅÏ¢£¬Ò»°ãΪbootÎļþϵͳ£©
5¡¢ /stand/boot¸ºÔðÖ´ÐÐËùÓÐÔÚ.bootrcÖз¢ÏÖµÄÃüÁî,²¢¶ÁÈ¡/stand/etc/default/boot ÎļþÖеIJÎÊý.
6¡¢ /stand/boot ÏÔʾBoot£ºÌáʾ·û£¬Òýµ¼³É¹¦¡£

˵Ã÷£º
1¡¢/stand ÊÇUNIX5ȱʡµÄÒýµ¼ÏµÍ³/dev/bootµÄ¹Ò½Óµã¡£Ò»°ã±ê¼ÇΪ¡°read only¡±¡£ÈôÏëÐÞ¸ÄÆäÖÐÄÚÈÝ£¬
Ð뽫ÆäжÔغóÖØйÒÔØ¡£
2¡¢.bootrc is especially useful in network installations , where a packet driver and tftp driver
may have to be load before user can load a kernel from network .
3¡¢ÔÚBoot£ººó¿ÉÒÔʹÓÃÍⲿbootos ³ÌÐò¡£Bootos ¿ÉÒÔʶ±ðµÄ±êʶÓУºccpm £¨Concurrent CP/M£©¡¢dos¡¢
dos_12/16/32¡¢dos_ext¡¢nt¡¢os2¡¢os2.hpfs¡¢unix¡¢xenixµÈ¡£
¡¡ ¿ÉÓÃbootos £¿ÁгöÏÖÓÐÒÑ°²×°Îļþϵͳ¡£Bootos ºó¸ú·ÖÇø±êʶ»ò·ÖÇøºÅ¼´¿ÉÒýµ¼¶ÔӦϵͳ¡£
4¡¢unix5ÖÐÒ»°ãÓÐËĸöºËÐÄ£¬´æ·ÅÓÚ/standĿ¼ÖС£³ýunix¡¢unix.oldÍ⣬ÁíÁ½¸öºËÐÄΪunix.install(°²
×°ÅÌÉϵÄԭʼºËÐı¸·Ý)¡¢unix.safe(µÚÒ»´ÎÖØÁ¬ºËÐĺóµÄ±¸·Ý)¡£


Q£ºÇëÎÊÈçºÎ²é¿´sco unixÆô¶¯µÄÐÅÏ¢ÄØ£¿
A£ºmore /usr/adm/messages


Q£ºÇå³ý³¬Ê±Óû§
A£ºvi /etc/rc2.d/P88*
add
idleout=hour:minute

Q£ºÇë½ÌrcpºÍrcmdÃüÁîµÄʹÓ÷½·¨!
A£º±¾»úA 10.10.10.1 ºÍÔ¶³ÌÖ÷»úB 10.10.10.2µÄÓû§¾ùΪuserr
Ô¶³ÌÖ÷»úB /usr/userr/.rhosts ÄÚÈÝΪ: 10.10.10.1
chmod 600 .rhosts
±¾µØÖ÷»ú /etc/hosts Ôö¼ÓÒ»ÐÐB 10.10.10.2
rcmd B
rcp B:/usr/userr/files
(A¡¢B¾ÍÊÇËù˵µÄ½ÚµãÃû)
A£º/etc/hostsÖмÓÈëIPºÍ±ðÃûalias
/usrÏÂ.rhosts¼ÓÈë±ðÃû
rcp /usr/file.tar hostname:/usr/file.tar
rcmd hostname -l usr tar xvf /usr/file.tar
(Ò»¶¨ÒªÊÇͬһÓû§Ãû)

Q: SCO UNIX5.05Æô¶¯Ê±£¬¸ÃÈçºÎ´¦Àí£¬²»ÏÔʾҪÇóÊäÈëCTRL+D,Ö±½Ó½øÈë¶àÓû§
A: #vi /etc/default/boot
Ìí¼Ó
TIMEOUT=3
ÖØÆôºóboot´¦µÈ´ý3Ãë¾Í×Ô¶¯½ø¶àÓû§ÁË
×Ô¼ºÉèÖÃһϵȴý¼ä¼´¿É¡£Ê±¼äµ¥Î»ÊÇÃë

Q: Ìí¼Ó·ÓÉ
A£ºÏȼÓÒ»¸öÍø¹Ø¡£
ÔÚ/etc/rc.2Ŀ¼ÏÂн¨´óS¿ªÍ·µÄÎļþ£¬È磺
vi /etc/rc.2/S98gateway
route add default 192.168.1.1 1
A£ºroute add default ip_add(
Q£º ÈçºÎ²é¿´±¾»úµÄIPµØÖ·£¿
A£º more /etc/hosts
netstat -i
ifconfig -a
netstat -in

Q: ÔõÑùÈÃUNIXϵͳ¿ªÆôºó×Ô¶¯Ö´ÐÐÖ¸¶¨µÄÎļþ»òÃüÁ
A: ÔÚ/etc/rc2.dÏ´´½¨Ò»¸öÎļþ£¬ÀýÈçS10command£¬ÄÚÈÝÊÇÒªÖ´ÐеÄÃüÁ°ÑÕâ¸öÎļþ¸³ÓèÖ´ÐÐȨÏÞ£¬Ôòÿ´Î¿ª»ú¾Í×Ô¶¯Ö´ÐС£
/etc/rc2.d Ö»ÓÐÄã½øÈë¶àÓû§»·¾³(init 2)ºó²ÅÄÜÉúЧ
# init 2

Q£º»úÆ÷Æô¶¯Ê±¾Í×Ô¶¯Ö´ÐеÄÎļþÓÐÄÄЩ£¿¼±£¡£¡
A: ÿ¸éÒ»·ÖÖÓÌáʾ£¬Ò»°ã»áÔÚcrontabÀ²é¿´crontabµÄ·½·¨Ö÷ÒªÓÐÁ½ÖÖ£º
1¡¢crontab -l
2¡¢cat /usr/spool/cron/crontabsĿ¼ÏµÄÎļþ
Q: ÔÚϵͳÖд´½¨ÁËÁ½¸öеÄÎļþϵͳ£¬¶¼ÊÇ×Ô¶¯mountµÄ¡£
¿ÉÊÇÎÒ²»ÖªµÀÔÚʲôµØ·½¿ÉÒÔÐÞ¸ÄÎļþϵͳµÄmount˳Ðò£¬ÇëÖ¸½Ì¡£
лл£¡
A: ÕâÀ/etc/default/filesys
ÐÞ¸ÄÒ»ÏÂÏȺó˳Ðò¡£

Q£º ÎÒÓ¦¸ÃÔõô¿´21¶Ë¿ÚµÄ״̬ÄØ£¿
A£º netstat -na|grep 21

Q£º ÈçºÎÓÃÃüÁîÐаÑÎı¾ÎļþÖл»Ò³·û"^L"»»³É»»Ðзû"^M".
A£º sed 's/^L/^M/g' yourfile >newfile
mv newfile youfile
×¢Ò⣺½«Õâ¶Î´úÂëдÔÚÒ»¸ö½Å±¾À^LÊÇ°´ctrl+vÔÙ°´ctrl+l µÃµ½µÄ¡£
^MÊÇ°´ctrl+vÔÙ°´ctrl+»Ø³µµÃµ½µÄ¡£È»ºóÖ´ÐÐÕâ¸ö½Å±¾¡£
Q£º.Z ¡¢.gz¡¢.cpio ¡¢ .bz2 ÎļþÔõô½â¿ª£¿
1¡¢uncompress xxx.Z
2¡¢gzÎļþ¿ÉÒÔÓÃgzipÀ´½âѹËõ£¬gzip -d file.tgz£¬ ÔÙtar xvf file.tar
3¡¢½âcpioÎļþ£¬cpio -icvdumBI file.cpio
4¡¢bunzip2 xxx.bz2

Q: ÊÇPKG°²×°°ü
installpkg °²×°²»ÁË
ÓùâµúÖ±½Ó°²×°Ôõôװ£¿
A: °Ñ*.PKG°ü¿½±´µ½/tmpÏ£¬ÔÙpkgadd -d /tmp/*.pkg

Q: ÈçºÎÔÚSCO UNIXÀïÃæ¶Ôϵͳ½øÐйØÓÚDNS ºÍÍø¹ØµÄÅäÖã¬Ê¹µÄUNIXä¯ÀÀÆ÷¿ÉÒÔÉÏINTERNET
nameserver xxx.xxx.xxx.xxx
ÕâÀïxxx.xxx.xxx.xxx¾ÍÊÇDNS
Q: Ôõôɾ³ýÈí¼þ°¡£¿
pkgadd -d °²×°£¬É¾³ýÓÃʲôÃüÁî°¡£¿ÄÜ°ïÎÒ¾Ù¸öÀý×ÓÂð£¿
лл
A: pkgadd -e (Èí¼þÃû£¬²»Òª¼Óºó׺)
Q: dtmon = date +%y%m%d
mkdir $dtmon
Ö´ÐÐʱ²»Äܽ¨Á¢µ±ÌìÈÕÆÚĿ¼£¬ÇëÎÊÓ¦¸ÃÔõô¸Ä£¿£¿£¿
A: dtmon = `date +%y%m%d `
mkdir $dtmon
¼´¿É(²»Êǵ¥ÒýºÅ£¬ÊÇtab¼üÉÏ·½µÄ`ºÅ£¬ÎÒÒѲâÊÔ¹ý¡£×£ºÃÔË£¡
dtmon = `date +%y%m%d `
=ºÅÁ½²à²»Ó¦Óпոñ£¬Ó¦Îª£º
dtmon=`date +%y%m%d `
×¢ÒâdateºÍ+Ö®¼äÓÐÒ»¸ö¿Õ¸ñ)

Q£ºÎÒÕâ¸öscoϵͳ£¬ÊÇÓɵ绰Ïß²¦ÈëµÄÍøÂ磬¿ÉÖ±½Ó·ÃÎÊÖ÷»ú£¬×öÓ¦Óã¬Ö®¼äûÓзÓÉÆ÷µÄÆÁ±Î£¬ËùÒԺܲ»°²È«¡£Çë½Ì¸÷λÔõÑùÄܰѲ»±ØÒªµÄ·þÎñdownµôÄÇ£¬ÖÁÉÙdownµôTelnetºÍFtpѽ£¡
»¹ÓоÍÊÇÔÚ/etc/services£¨Ó¦¸ÃÊÇÕâ¸ö£©ÖÐÐÞ¸ÄÏàÓ¦µÄ·þÎñ¶Ë¿ÚºÅ£¬telnetºÍftpĬÈϵĶ˿ÚÊÇ23ºÍ21£¬¸ÄµôµÄ»°²»ÖªµÀµÄÈËÒ²Áª²»ÉÏÀ´£¬µ«×Ô¼º¿ÉÒÔ£¬·½±ãÔ¶³Ìά»¤¡£
°ì·¨¾ÍÊÇÕâÑù¡£
A£º°Ñtelnet rlogin ftp ÈýÐеÄÐÐÊ׶¼¼ÓÉÏ#¾Í¿ÉÒÔÁË

Q.ÔÚlinuxϵͳÖÐÓÐÒ»¸öÎļþÑÚÂëumaskµÄ¸ÅÄî¡£
ÔÚprofile»òÕßÊÇbashrcÀïÃæ¾­³£»á¿´µ½umask 022
ÕâÊÇʲôÒâ˼ÄØ£¿£¿£¿ÎÒÃÇÖªµÀÎļþµÄȨÏÞÓУº¶Á¡¢Ð´¡¢Ö´ÐÐ
# the default umask is set in /etc/login.defs
umask 022
ÉèÖÃÁËumaskµÄÖµÖ®ºó£¬ÎļþµÄĬÈÏȨÏ޾ͻáÉèÖÃΪ755.
ÕâÊÇÔõô¼ÆËãµÄÄØ£¿£¿
A.ÎļþĬÈÏȨÏÞ = 777-$umask
ÎÄÕÂÆÀÂÛ

¹²ÓÐ 0 ÌõÆÀÂÛ