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Linux Dip+SLiRP+CSLIP mini-HOWTO

Linux Dip+SLiRP+CSLIP mini-HOWTO

Zenon Fortuna ( zenon@netcom.com)

Version: 1.0 October 15th '95 ¹ø¿ªÀÚ: ±è±¤Âù (nownuriID:±øÅëµû°Ô, can@nownuri.nowcom.co.kr) ¹ø¿ªÀÏÀÚ: 1996³â 12¿ù 25ÀÏ Å©¸®½º¸¶½º¿¡..

1. "Dip+SLiRP+CSLIP mini-HOWTO" ¸¸µçÀÌÀ¯

ÀÌ ¹®¼­´Â ´ÜÁö °èÁ¤¿¡¼­ SLIP-ÀÎÅÍ³Ý ¿¬°á¿¡ »ç¿ëµÇ´Â À¯¿ëÇÑ ½©-À» ÀνºÅç ÇÏ°í ½ÍÁö¸¸ NET-2-HOWTOÀÇ ¸ðµç ³»¿ë°ú Dip/SLiRP¹®¼­¸¦ Àб⠿øÄ¡ ¾Ê´Â »ç¿ëÀÚ¸¦ À§ÇÑ °ÍÀÌ´Ù.À§¿¡ ¾ð±ÞÇß´ø ¹®¼­µéÀº Á»´õ ÀÚ¼¼ÇÏÁö¸¸ ¿©·¯ºÐÀÇ ¸Ó¸®¸¦ ¹«Ã´À̳ª ¾ÆÇÁ°Ô ÇÒ°ÍÀÌ´Ù.:)

dip337n-uri¿Í slirp-0.95h ÆÐÅ°ÁöµéÀÌ º» Å×½ºÆ®¿¡ »ç¿ëµÇ¾ú´Ù.ÀÌ Å×½ºÆ®´Â ½½·º 2.2.0ÀÌ ÀνºÅçµÈ »óÅ¿¡¼­,Ä¿³Î1.2.13ÀÇ ¾ÈÁ¤µÈ ¸®´ª½º¿¡¼­ ÇàÇØÁ³´Ù.(È®ÀεƴÙ?)

2. ¹®¼­Á¤º¸(History of changes)

1995³â 10¿ù 15ÀÏ ÇöÀç ¹öÁ¯:1.0 ÀÌ ¹®¼­´Â ÃÖÃÊ ÀÛ¼ºµÈ ¹®¼­ÀÓ

3. µé¾î°¡±âÀü¿¡ (Short description)

  • ³ª´Â ´ç½ÅÀÇ ¸®´ª½º¹Ú½º(¸®´ª½º½Ã½ºÅÛ)°¡ °èÁ¤(shell-account)¸¦ °¡Áö°í ÀÖ´Â ISP (ÀÎÅÍ³Ý ¼­ºñ½º Á¦°ø¾÷ü)ÀÇ ¼­¹ö¿¡ ÀüÈ­Á¢¼ÓÀÌ °¡´ÉÇÏ´Ù´Â°É ÀüÁ¦ÇÑ´Ù.ÀÌ ¼­¹ö¿¡ ¿ì¸®´Â "SLiRP"À¯Æ¿¸®Æ¼¸¦ ¼³Ä¡ÇÒ °ÍÀÌ´Ù.
  • ¿ì¸®´Â ¼­¹ö(remote-server)¿¡ ÀüÈ­Á¢¼ÓÀ» À§Çؼ­ Ưº°ÇÑ ½ºÅ©¸³Æ®¿Í ÇÔ²² ¸®´ª½º ¹Ú½º¿¡¼­ "dip"À¯Æ¿¸®Æ¼¸¦ ÁغñÇÏ°í, ¼­¹ö¿¡¼­ "SLiRP"¸¦ ½ÃÀÛÇÒ °ÍÀÌ´Ù.
  • "dip"Àº ½Ã¸®¾ó ¶óÀÎ º¯¼ö Á¶°ÇÀ¸·Î ½ÇÇàµÉ °ÍÀ̸ç,¼­¹öÀÇ "SLiRP"¿¡ ÀÇÇØ ¼³Á¤µÇ ¾îÁø IP mappingÀ» ¸®´ª½º¹Ú½º¿¡ ¾Ë·ÁÁÙ °ÍÀÌ´Ù.
  • as a result the TCP/IP packets sent over the serial-line/modem connection will be handled by the remote server as though being sent locally by this server.(¿ªÀÚ:ªÀº ¿µ¾î ½Ç·Â´öÀ¸·Î Çؼ®À» ¸øÇÑÁ¡ ÀÌÇعٶ÷ :<)
* ¿ì¸®´Â ÀÎÅÍ³Ý ¸®¼Ò½ºµé·ÎºÎÅÍ ¸®´ª½º ½Ã½ºÅÛÀÇ TCP/IP¿¬°áÀ» ¾òÀ»¼ö ÀÖ´Ù. * Miracle happens: we will get a TCP/IP connection of the Linux system * * to the Internet resources. *

4. ¼³Á¤´Ü°è

4.1 SLiRP ÀνºÅçÇϱâ

  • slirp-0.95h.tar.gz ¿Í °°ÀÌ ¹èÆ÷µÇ´Â SLiRPÇÁ·Î±×·¥À» ±¸Çؼ­,¸®¸ðÆ® È£½ºÆ®(Àü È­Á¢¼ÓÀ» ÇÒ ½Ã½ºÅÛ)¿¡¼­ "slirp"ÇÁ·Î±×·¥À» ÄÄÆÄÀÏ ÇÑ´Ù. SLiRPÀÇ docs/README.compiling ¿¡ ÀÚ¼¼ÇÑ ¼³¸íÀÌ µÇÀÖ´Ù.
  • ÄÄÆÄÀÏ ´ë½Å¿¡ ibc.wustl.edu/pub/slirp_bin/USE_AT_OWN_RISK/ ¿¡¼­ ¹Ì¸® ÄÄ ÆÄÀÏµÈ ¹ÙÀ̳ʸ® È­ÀÏ°ú,Alt.dcom.slip-emulators FAQ ¼³¸í¹× ¹®¼­µéÀ» ±¸ÇÒ¼ö ÀÖ´Ù.(¿ªÀÚ: ³»°¡ ¾Ë¾Æº» °á°ú ÀÌ°÷¿¡´Â ¾Æ¹«°Íµµ µé¾îÀÖÁö ¾Ê¾Ò´Ù.´ÜÁö HTML¸¸ ´Þ¶ûÀÖ¾úÀ» »ÓÀÌ¿´´Ù.¼±»çÀÌÆ®¿¡ °¡´Â°Ô ´õ ºü¸¦µí)
  • "slirp"È­ÀÏÀ» Á»´õ ÁÁÀº ÀÚ¸®,"./bin/slirp" ³ª "./slirp"($HOME µð·ºÅ丮¿¡¼­) ¿¡ ¿Å±ä´Ù.
  • $HOME µð·ºÅ丮¿¡ ".slirp"È­ÀÏÀ» ¸¸µç´Ù.´ÙÀ½°ú °°Àº °£´ÜÇÑ ¸í·É¾î¸¦ ³Ö´Â´Ù.

#### .slirprc file #### add ptyexec /usr/bin/tcsh -l:10.0.2.1:23 compress baudrate 38400 #### end

"compress"´Â CSLIP ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÒ¼ö ÀÖµµ·Ï ÇØÁØ´Ù. "add ptyexec"¸í·É¾î´Â "shell"¸í·É¾î ´ë½Å¿¡ »ç¿ëµÈ°ÍÀÌ´Ù. (¸í·É¾î ¸®½ºÆ®´Â SLiRPÀÇ dosc/CONFIG¸¦ º¸¶ó.)

¿Ö³ÄÇϸé "tcsh -l"(".login"¿¡¼­) À» »ç¿ëÇÏ´Â°Í º¸´Ù ÁÁÀ¸¸ç,"shell"¸í ·É¾î´Â flagµéÀ» ¹Þ¾ÆµéÀÌÁö ¾Ê±â ¶§¹®ÀÌ´Ù.(³­ ±×·¸°Ô ¹Ï´Â´Ù.) ´ç½ÅÀº ¸®¸ðÆ® ½Ã½ºÅÛ¿¡¼­ "tcsh"ÇÁ·Î±×·¥¿¡ ÀÇÇØ Æ¯È­µÈ ÁÖ¼Ò¸¦ »ç¿ëÇØ¾ß ÇÑ´Ù.(¶Ç´Â ´ç½ÅÀÌ ÁÁ¾ÆÇÏ´Â ½©À̳ª..) "baudrate"´Â ´ç½ÅÀÇ ¸ðµ© ¿¬°á¿¡ ¾Ë¸ÂÀº ¼Óµµ¸¦ »ç¿ëÇؾßÇÑ´Ù.

4.2 SLiRP Å×½ºÆÃÇϱâ

´ç½ÅÀÇ ¼­¹ö(remote system)¿¡ ·Î±äÇÑÈÄ

% bin/slirp (¶Ç´Â "./slirp"¶ó°í ÀÔ·ÂÇÑ´Ù.:È­ÀÏ À§Ä¡¿¡ µû¶ó ´Ù¸£´Ù.)

´ç½ÅÀº ¸¶Áö¸· ÁÙ¿¡ ´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ ¾ò¾î¾ßÇÑ´Ù.

[talking CSLIP, MTU 1500, MRU 1500, 38400 baud]

"slirp"¸¦ ³¡³»±â À§Çؼ­´Â "0"À» õõÈ÷ ´Ù¼¸¹ø ´©¸¥´Ù.(1Ãʺ¸´Ù ÀÛÀº °£°ÝÀ¸·Î)

4.3 ´ç½ÅÀÇ ¸®´ª½º¹Ú½º ¼ÂÆÃÇϱâ :)

±Ùº»ÀûÀ¸·Î,´ç½ÅÀº Ä¿³Î¿¡¼­ CSLIP°ú ³×Æ®¿÷ ÀÛµ¿ÀÌ °¡´ÉÇϵµ·Ï ÁغñÇÏ´Â ÇൿÀ» ÇØ¾ß ÇÑ´Ù.±×·±ÈÄ ´ç½ÅÀº ³×Æ®¿÷ ¼ÂÆÃÀ» ÇØ¾ß ÇÑ´Ù."src/linux"¿¡¼­ "make config" ¸¦ ÇÑÈÄ ´ÙÀ½°ú °°Àº °÷¿¡ "y"¸¦ ÇØÁØ´Ù.

                Networking support (CONFIG_NET) [y]
                TCP/IP networking (CONFIG_INET) [y]
                Assume subnets are local (CONFIG_INET_SNARL) [y]
                Network device support? (CONFIG_NETDEVICES) [y]
                Dummy net driver support (CONFIG_DUMMY) [y]
                SLIP (serial line) support (CONFIG_SLIP) [y]
                CSLIP compressed headers (CONFIG_SLIP_COMPRESSED) [y]
                PPP (point-to-point) support (CONFIG_PPP) [y]

³ª´Â 3c509 Ethernet card¸¦ »ç¿ëÇÑ´Ù.µû¶ó¼­ ´ÙÀ½°ú °°Àº ¿É¼ÇÀ» ÷°¡ Çß´Ù.


                3COM cards (CONFIG_NET_VENDOR_3COM) [y]
                3c509/3c579 support (CONFIG_EL3) [y]
 
NFS ¼³Ä¡¸¦ À§ÇØ ´ç½ÅÀº ´ÙÀ½°ú °°ÀÌ Ã·°¡ÇÒ¼ö ÀÖ´Ù.

                NFS filesystem support (CONFIG_NFS_FS) [y]

"make config"¸¦ ¼º°øÀûÀ¸·Î ¸¶Ä£ÈÄ,"make dep;make clean;make zlilo"¸¦ ÅëÇØ Ä¿³Î ÄÄÆÄÀÏÀ» ¼öÇàÇÑ´Ù.

³×Æ®¿÷ ¼³Á¤¿¡ À־ °¡Àå ¸ÕÀú ¾î¶² IP ÁÖ¼Ò¸¦ »ç¿ëÇÒ°ÍÀΰ¡ °áÁ¤ÇØ¾ß ÇÑ´Ù. ¸¸¾à ´ç½ÅÀÇ ÁÖ¼Ò°¡ ºÎÁ·ÇÏ´Ù¸é,RFC1597(¿ªÀÚ:ÀÌ°ÍÀÌ ¹ºÁö ¸ð¸§ ^^;)¿¡ ÀÇÇØ ·ÎÄ® ³×Æ®¿÷¿¡ Çã¶ôµÈ 192.168.1.100À» Àû¾îÁØ´Ù.

¹°·Ð ´ç½ÅÀº NET-2-HOWTO ¸¦ ÀÐÀ½À¸·Î½á ´õ Á¤È®ÇÑ Á¤º¸¸¦ ¾òÀ»¼ö ÀÖÀ¸³ª,´ÙÀ½°ú °°ÀÌ ÇÏ¸é °¡´ÉÇÒ °ÍÀÌ´Ù.

A."yourhost.linux.org"¿Í °°ÀÌ ´ç½ÅÀÇ ½Ã½ºÅÛ¿¡ ³×Æ®¿÷ À̸§À» ºÎ¿©ÇÑ´Ù. ¼¼°³ÀÇ À̸§Àº ´ç½ÅÀÇ ÀÔ¸À¿¡ ¸Â°Ô °ñ¶ó¶ó :) "/etc/HOSTNAME"¿¡ À§¿¡¼­ ¼³Á¤ÇÑ À̸§À» Àû¾î³Ö´Â´Ù.

B."/etc/hosts"¿¡ ´ÙÀ½°ú °°ÀÌ Àû¾î³Ö±â ¹Ù¶õ´Ù.

192.168.1.100 yourhost.linux.org yourhost

À§¿¡¼­ "yourhost.linux.org"´Â A ¹ø°¿¡ ÀûÀº À̸§°ú °°¾Æ¾ß ÇÑ´Ù.

C.¸¸¾à ·ÎÄà ÀÌ´õ³ÝÀ» ½ÇÇàÇÑ´Ù¸é(If you run local Ethernet) ´ÙÀ½À» "/etc/networks"¿¡ Àû±â ¹Ù¶õ´Ù.

yournet 192.168.1.0

D./etc/rc.d µð·ºÅ丮¿¡ ÀÖ´Â "rc.inet1" ¿¡ ´ÙÀ½À» ¼³Á¤ÇÑ´Ù.

IPADDR=yourhost NETMASK="255.255.255.0" NETWORK=yournet BROADCAST="192.168.1.255"

±×·±ÈÄ,¸¸¾à ½ÇÁ¦ ÀÌ´õ³ÝÄ«µå¸¦ °¡Áö°í ÀÖ´Ù¸é ´ÙÀ½¿¡ ÇØ´çÇÏ´Â ÇàÀÇ ÁÖ¼®Ã³ ¸®µÈ°ÍÀ» Áö¿ö¶ó.

/sbin/ifconfig eth0 ${IPADDR} netmask ${NETMASK} broadcast ${BROADCAST} /sbin/route add -net ${NETWORK} netmask ${NETMASK}

E.´ç½ÅÀÇ µÎ³×ÀÓÀÎ "linux.org"(A Âü°í)¸¦ "/etc/resolv.conf"¿¡ ´ÙÀ½°ú °°ÀÌ Àû¾î ³Ö´Â´Ù.

domain linux.org

¸¶Áö¸·À¸·Î ´ç½ÅÀÇ ½Ã½ºÅÛÀ» ¸®ºÎÆÃÇÏ¸é µÈ´Ù.

4.4 ¸®´ª½º ½Ã½ºÅÛ Å×½ºÆÃÇϱâ

syslogd(8) ÀÌ ½ÇÇàµÈ´Ù¸é °¡Àå¸ÕÀú ºÎÆø޽ÃÁö¸¦ º¸°Å³ª,"/usr/adm/messages" È­ÀÏÀ» »ìÆ캸¶ó.´ç½ÅÀº ´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ º¼¼ö ÀÖÀ»°ÍÀÌ´Ù.

IP Protocols: ICMP, UDP, TCP PPP: version ... TCP compression ... PPP line discipline registered. SLIP: version ... CSLIP: code copyright ...

¸¸¾à ´ç½ÅÀÌ ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽º¸¦ °¡Áö°í ÀÖ´Ù¸é ¸¶Âù°¡Áö·Î ´ÙÀ½°ú °°ÀÌ ÀÎ½ÄµÉ °ÍÀÌ´Ù.

eth0: 3c509 at 0x280 ...

´ç½ÅÀÇ ³×Æ®¿÷Àº ¼³Á¤µÇ¾ú°í ¾à°£ÀÇ ¸í·É¾î¸¦ ÅëÇØ Å×½ºÆ®ÇÒ¼ö ÀÖ´Ù.

A.¾Æ¹« ¿É¼Ç¾øÀÌ "ifconfig"¸¦ ½ÇÇàÇϸé,´ç½ÅÀº "lo"(loopback)ÀÎÅÍÆäÀ̽º°¡ È°¼ºÈ­µÈ°ÍÀ» ÁÖ¼Ò¿Í ÇÔ²² È®ÀÎÇÒ ¼ö ÀÖ´Ù.¸¸¾à ´ç½ÅÀÌ ½ÇÁ¦ ÀÌ´õ³ÝÀ» ¿î¿ë ÁßÀ̶ó¸é,"eth0" ÀÎÅÍÆäÀ̽º Á¤º¸µµ º¼¼ö ÀÖÀ»°ÍÀÌ´Ù. ±×¸®°í "inet addr: 192.168.1.100"µî°ú °°Àº ´«¿¡ ÀÍÀº ÁÖ¼Ò¸¦ È®ÀÎÇÒ ¼ö ÀÖ´Ù.

B.¾Æ¹«·± ¿É¼Ç¾øÀÌ "route"¸¦ ½ÇÇàÇϸé,"loopback"°ú "yournet"¿¡ ÇØ´çÇÏ´Â ÁÙÀ» º¼¼ö ÀÖ´Ù.

ÀÌÁ¦ ´ç½ÅÀÇ ¸®´ª½º ½Ã½ºÅÛÀº CSLIP°ú ÇÔ²² ÀÏÇÒ Áغñ¸¦ °®Ãè´Ù.

4.5 DIP ÀνºÅçÇϱâ

  • ¾î¼¸é (it may happen),¿©·¯ºÐÀÇ ¸®´ª½º ½Ã½ºÅÛ¿¡´Â "dip" ¹ÙÀ̳ʸ®È­ÀÏÀ» ÀÌ¹Ì °¡Áö°í ÀÖÀ» °ÍÀÌ´Ù.ÀÌ°ÍÀÌ ¸¸¾à 3.3.7n¹öÁ¯À̶ó¸é ÁÁÀ» °ÍÀÌ´Ù.(ÀÌ°ÍÀº ÃֽŠ¹®¼­·Î ¾÷µ¥ÀÌÆ® µÇÀÖ´Ù.)
  • ±×·¸Áö ¾Ê´Ù¸é dip337n-uri.tar.gz ¿Í °°Àº(ȤÀº ´õ »óÀ§¹öÁ¯)ÀÇ Dip ¹èÆ÷º»À» ±¸ÇÑÈÄ ¿©·¯ºÐÀÇ ¸®´ª½º ¹Ú½º¿¡¼­ ÄÄÆÄÀÏ ÇÑ´Ù.dip-3.3.7n µð·ºÅ丮¿¡¼­ ´ÜÁö "make"¶ó°í ŸÀÌÇÎÇϱ⸸ ÇÏ¸é µÈ´Ù.
  • /usr/local/bin/dip ¶Ç´Â $HOME/bin/dip °°Àº°÷¿¡ "dip"ÇÁ·Î±×·¥À» ¿Å°Ü³õ´Â´Ù.
  • Ȩµð·ºÅ丮($HOME)¿¡ "slirp.dip"°ú °°Àº dip½ºÅ©¸³Æ®¸¦ ¸¸µç´Ù.

dip ½ºÅ©¸³Æ® È­ÀÏÀº º¸Åë ±æ¸ç º¹ÀâÇÏ´Ù.dipÀÇ "samples" µð·ºÅ丮¿¡ ¾à°£ÀÇ ¿¹¹®ÀÌ ÀÖ´Ù.(¾Æ¸¶µµ /usr/doc/dip/samples¿¡ ±ò·ÁÀÖÀ» °ÍÀÌ´Ù.)


 ¾Æ·¡¿¡ ³ªÀÇ "slirp.dip"¸¦ ¿¹·Î Àû¾îºÃ´Ù.
#### slirp.dip #####
#
# slirp.dip     Dialup IP script for use with SLiRP and netcom
#


main:
  # netmask ¸¦ sl0·Î ¼³Á¤ÇÑ´Ù.
  netmask 255.255.255.0


  # serial port ¿Í ¼Óµµ¸¦ ¼³Á¤ÇÑ´Ù. 
  # ttyS2 ¸¦ ´ç½ÅÀÇ ¸ðµ© µð¹ÙÀ̽º¿¡ ¸Â°Ô °íÃÄ¾ß ÇÒ°ÍÀÌ´Ù.
  # ³ª´Â ÀÌ Æ÷Æ®¿¡¼­ "mgetty"°¡ ÀßÀÛµ¿ÇÑ´Ù.µû¶ó¼­ ³ª´Â "cua2" º¸´Ù´Â "ttyS2"¸¦
  # »ç¿ëÇÏ±æ ¹Ù¶õ´Ù.
  port ttyS2
  speed 38400


  # ¸ðµ©°ú Å͹̳ζóÀÎÀ» ´Ù½Ã ¼ÂÆÃÇØ ÁØ´Ù.
  # À̺κÐÀº ¸î¸î »ç¿ëÀڵ鿡°Ô¼­  ¹®Á¦°¡ »ý±â´Âµí ÇÏ´Ù.
  reset


  # ´ÙÀ̾˸µÀ» À§ÇÑ Áغñ´Ü°è.
  # ´ç½ÅÀÇ ¸ðµ©Àº ÀÌ°Í°ú ´Ù¸¥ ÃʱâÈ­ÀÏÁö ¸ð¸¥´Ù´Â°É ÁÖÀÇÇ϶ó.
  # ³» ¸ðµ©Àº WorldBlazer ÀÌ´Ù.
  send AT S0=0 S11=70 S50=254 S58=2 Q0 V1 E1 X4\r
  wait OK 2
  if $errlvl != 0 goto modem_trouble


redial:
 # ´ç½ÅÀÇ POP#¿¡ ÀüÈ­¸¦ °Ç´Ù.
 # ´ÙÀ½ ÀüÈ­¹øÈ£´Â ³»°¡ Á¢¼ÓÇÏ´Â POP¹øÈ£ÀÌ´Ù. 
 # your mileage may vary(<= ÀÌ°Å ¹«½¼¶æÀÌÁÒ?)
  send ATDT 274 2900\r
  wait CONNECT 50
  if $errlvl != 0 goto dial_trouble


  # ¿¬°áÀÌ µÆ´Ù¸é ½Ã½ºÅÛ¿¡ ·Î±äÇÑ´Ù.
login:
  sleep 2
  send \n 
  wait ogin: 20
  if $errlvl != 0 goto login_trouble
  print got the login prompt, OK
  # ¹ØÀÇ 'zenon' À» ´ç½ÅÀÇ ·Î±ä¸íÀ¸·Î ¹Ù²Ù±â ¹Ù¶õ´Ù.
  sleep 2
  send \n
# ·Î±ä¸íÀ» ³Ö±âÀü¿¡ "\n"À» Àû¾îÁÖ´Â ÀÌÀ¯¸¦ Àß ¸ð¸£°Ú´Ù. 
# ÀÌ°É ¾ÈÀû¾îÁáÀ» °æ¿ì ÀÛµ¿À» ÇÏÁö ¾Ê´Â´Ù.
  sleep 2
  send zenon\n
  print sent 'zenon', waiting for 'password' ...


  wait ord: 30
  if $errlvl != 0 goto password_trouble
  # ¾Æ·¡ÀÇ 'blablabla'ºÎºÐ¿¡ ¿©·¯ºÐÀÇ Æнº¿öµå¸¦ ³Ö¾îÁØ´Ù. 
  send blablabla\r


  # ¾Æ¸¶µµ ·Î±äµÇ¾úÀ» °ÍÀÌ´Ù.
loggedin:
  # ¾Æ·¡ºÎºÐÀ» ´ç½ÅÀÇ ½© ÇÁ·ÒÇÁÆ®·Î ¹Ù²Û´Ù. (³»°ÍÀº <url url="mailto:zenon@netcomNN" name="zenon@netcomNN" > n%ÀÌ´Ù.)
  wait zenon 15
  if $errlvl != 0 goto prompt_error


  # SLiRP°¡ ¸®¸ðÆ® machine ÀÇ IP¸¦ 10.0.2.2·Î °¡Áöµµ·Ï ÇÑ´Ù.
  get $remote 10.0.2.2


  # Make sure 'slirp' is found on netcom and is executable
  # ³ª´Â"slirp"°¡ ¸®¸ðÆ®ÀÇ $HOME/bin µð·ºÅ丮¿¡ ÀνºÅç µÇ¾ú´Ù±¸ °¡Á¤ÇÑ´Ù.
  
  send exec bin/slirp\n


  # CSLIP ÀÛ¾÷ º¯¼ö¸¦ ¼³Á¤ÇÑ´Ù.(operating parameters.)
  get $mtu 1500


  # Ensure "route add -net default $remote" will be done
  # With the dip-3.3.7n it is simple, just say "default"
  default


  # Say hello and fire up!  <= ÀÌ°Å ¾î¶»°Ô Çؼ®ÇÏÁÒ?? ^^;
done:
  print CONNECTED local: $locip ---> remote: $rmtip
  mode CSLIP
  goto exit


prompt_error:
  print TIME-OUT waiting for SLIPlogin to fire up...
  goto error


login_trouble:
  print Trouble waiting for the Login: prompt...
  goto error


password_trouble:
  print Trouble waiting for the Password: prompt...
  goto error


modem_trouble:
  print Trouble occurred with the modem...
  goto error


dial_trouble:
  print Trouble occurred while dialing...
error:
  print CONNECT FAILED to $remote
  quit
exit:
  exit
#### end

Âü°í:À§ÀÇ ½ºÅ©¸³Æ®Áß¿¡¼­ ´ÙÀ½¿¡ ÇØ´çµÇ´Â »çÇ×Àº ¿©·¯ºÐ¿¡°Ô ¾Ë¸Â°Ô °íÄ¡µµ·Ï ÇÑ´Ù.

- Æ÷Æ® À̸§ (³ª´Â ttyS2¸¦ »ç¿ëÇÑ´Ù.) - Æ÷Æ® ¼Óµµ (³ª´Â 38400À¸·Î »ç¿ëÇÑ´Ù.) - ¸ðµ© ÃʱâÈ­ ¹®ÀÚ (³»°¡ »ç¿ëÇÏ´Â °ÍÀº WorldBlazerÀÌ´Ù.) - POP's ÀüÈ­¹øÈ£ (³»°Í°ú ´Ù¸£±æ ¹Ù¶õ´Ù :) - ·Î±ä¸í - ¾ÏÈ£ - ÇÁ·ÒÇÁÆ®(È®½ÇÈ÷ ·Î±äµÇ¾úÀ»¶§) - "slirp"ÀÇ À§Ä¡ (³»°ÍÀº $HOME/binÀÌ´Ù.)

4.6 DIP Å×½ºÆÃÇϱâ

´ç½ÅÀº ´ÙÀ½°ú °°ÀÌ verbose(¾î¶»°Ô Çؼ®ÇØ¾ß Çϳª? ^^;) »óÅ·Π"dip"À» ½ÃÀÛÇÒ¼ö ÀÖ´Ù.

% dip -v slirp.dip

The messages printed by the "dip" may suggest some modifications to the above "slirp.dip" script. ( "dip"¿¡ ÀÇÇØ ³ªÅ¸³ª´Â ¸Þ¼¼Áö´Â À§ÀÇ "slirp.dip" ½ºÅ©¸³Æ®¿¡ ÀÇÇØ º¯°æµÈ »çÇ×À» Á¦½ÃÇÒ °ÍÀÌ´Ù.?)

¸ðµç°ÍÀÌ ÀßµÈ´Ù¸é ´ç½ÅÀº ´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ ¸¶Áö¸·¿¡¼­ º¼¼ö ÀÖÀ» °ÍÀÌ´Ù.

CONNECTED local: 192.168.1.100 ---> remote: 10.0.2.2

"dip" ½ºÀ§Ä¡µéÀº "daemon"°ú °°ÀÌ ½ÇÇàµÇ¸ç,´ç½ÅÀÇ ÇÁ·ÒÇÁÆ®·Î µ¹¾Æ¿Â´Ù.(??) ±×·±µ¥ "dip"À» Áö±Ý ¹Ù·Î ¸ØÃß·Á¸é,´ÜÁö "dip -k"¶ó°í µÎµå¸®±â¸¸ Çϸé "dip"Àº Ãë¼ÒµÉ °ÍÀÌ°í,¸ðµ©¿¬°áµµ Ãë¼ÒµÉ °ÍÀÌ´Ù.

5. ÀϹÝÀûÀÎ ÀÛ¾÷

¤¡. ´ÙÀ½°ú °°ÀÌ dip+slirp¿¬°áÀ» ÇÑ´Ù. % dip slirp.dip

¤¤. ¿¬°áÀÌ ¼º°øÇÑÈÄ "CONNECTED..." ¸Þ½ÃÁö°¡ ³ªÅ¸³ª¸é ´ç½ÅÀÇ ISP¸¦ ÅëÇÑ ÀÎÅͳݿ¡ CSLIP ¿¬°á µÈ °ÍÀÌ´Ù. "telnet"À» ÀÌ¿ëÇØ °¡Àå¸ÕÀú ´ç½ÅÀÇ ¸®¸ðÆ®¼­¹ö¿¡ Á¢¼ÓÇØ º¸ÀÚ. % telnet 10.0.2.1 Thanks to the ".slirprc" configuration file, this connection should activate the "tcsh -l" and you should get the remote login. (".slirprc" È­ÀÏ¿¡ °¨»çÇÑ´Ù. ÀÌ ¿¬°áÀº "tcsh -l"¸¦ È°¼ºÈ­ ½ÃÅ°°í ´ç½ÅÀº ¸®¸ðÆ® ·Î±äÀ» ÇÒ¼ö ÀÖ´Ù. ??) <= Çؼ®ÀÌ ÀÌ»óÇÏÁÒ ^^; "ps"¸í·ÉÀ» ½ÇÇàÇÏ¸é ´ÙÀ½°ú °°Àº ³»¿ëÀ» º¼¼ö ÀÖ´Ù. 6019 s0 S 0:13 slirp 6075 sb IW 0:00 -/usr/bin/tcsh (tcsh) 16721 t6 R 0:00 ps

¤§. ´ç½ÅÀº ÅÚ³ÝÁ¢¼ÓÀ» Á¾·áÇϰųª,¾Æ´Ï¸é ´Ù¸¥ °¡»óÅ͹̳Î(X shell-window) ¿¡¼­ ´ÙÀ½°ú °°ÀÌ FTP¿¬°áÀ» ÇÒ ¼ö ÀÖ´Ù. % ftp 198.86.40.81

¼º°øÀûÀÎ(?) ÀÍ¸í¿¬°áÈÄ ´ç½ÅÀº Linux-archive»çÀÌÆ®ÀÎ "sunsite.unc.edu"¶ó´Â°ÍÀ» ¹ß°ßÇÒ °ÍÀÌ´Ù. ¸¸¾à ´ç½ÅÀÌ »ó´çÈ÷ ¸Ö¸® ÀÖ´Ù¸é ´ç½ÅÀº dip+slirpÀÇ Èû¿¡ °¨ÅºÇÒ°ÍÀÌ´Ù. you are on the NET. <= ??

°¡´ÉÇÑ »¡¸® "sunsite"¿¬°áÀ» ÇØÁ¦ÇÑÈÄ "yourhost"·Î µ¹¾Æ¿Â´Ù. ¾Æ¸¶µµ ´ÙÀ½°ú °°Àº Àǹ®ÀÌ »ý±æ°ÍÀÌ´Ù.

°£´ÜÈ÷ "ftp sunsite.unc.edu"¿¡ Á¢¼ÓÇÒ¼ö ¾øÀ»±î? DNS (Domain Name Server) µî·ÏÀ» ÇϱâÀü¿¡´Â ºÒ°¡´ÉÇÏ´Ù. ¸¸¾à Áö±Ý ´çÀå CSLIP¿¬°áÀ» Á¾·áÇÏ°íÀÚ ÇÑ´Ù¸é ·ÎÄÃÇÁ·ÒÇÁÆ®¿¡¼­ ´ÙÀ½°ú °°ÀÌ ÀÔ·ÂÇÏ¸é µÈ´Ù. % dip -k

5.1 DNS ¼³Ä¡Çϱâ (Adding a DNS capability)

ºÐ¸íÈ÷ ´ç½ÅÀÇ ¸®¸ðÆ® ISPµéÀº DNS¼­ºñ½º¸¦ Á¦°øÇÑ´Ù.(±×·¸Áö ¾Ê´Ù¸é ´ç½ÅÀº ¿Ã¹Ù¸¥ ÀÎÅÍ³Ý ¿¬°áÀ» ÇÒ¼ö ¾øÀ» °ÍÀÌ´Ù.) "dip slirp.dip" °ú "telnet 10.0.2.1"À» »ç¿ëÇÏ¿© ´Ù½ÃÇѹø ¸®¸ðÆ®¼­¹ö¿¡ Á¢¼ÓÇÑÈÄ "/etc/resolv.conf" È­ÀÏÀ» Àд´Ù. ´ç½ÅÀº ´ÙÀ½°ú °°Àº ¸î°³ÀÇ ÁÙµéÀ» º¼¼öÀÖÀ» °ÍÀÌ´Ù.

nameserver <IP-address>

¿©±â¼­ <IP-address>´Â Ưº°ÇÑ °ªÀÌ´Ù.(¼­¹ö¸¶´Ù Ʋ¸±¼ö ÀÖ´Ù. ÀÌ·¯ÇÑ ÁÙµéÁß¿¡ Àû¾îµµ ÇÑ°³ÀÌ»óÀ» ´ç½ÅÀÇ ·ÎÄ® ¸®´ª½º¹Ú½ºÀÇ "/etc/resolv.conf" ¿¡ Àû¾îÁØ´Ù. ÀÌÁ¦ ·ÎÄà ½Ã½ºÅÛÀ¸·Î µ¹¾Æ¿Í¼­ (dip+slirp ¿¬°áÀº À¯ÁöÇÑä),DNS°¡ ÀÛµ¿ÇÏ´ÂÁö ½Ã ÇèÇØ º»´Ù. % dnsquery sunsite.unc.edu À§¿Í °°ÀÌ ÀÔ·ÂÇßÀ»°æ¿ì ¼±»çÀÌÆ®ÀÇ IPÁÖ¼Ò°¡ Ãâ·ÂµÈ´Ù¸é ´ç½ÅÀÇ DNS¼­ºñ½º´Â ÀÛµ¿ ÁßÀÌ´Ù.ÀÌÁ¦ ´ç½ÅÀº "lynx","mosaic","netscape"°°Àº À¯Æ¿¸®Æ¼¸¦ ´ç½ÅÀÇ ¸®´ª½º¹Ú½º¿¡ ¼­ ¹Ù·Î ½ÇÇà½Ãų¼ö ÀÖ´Ù.

6. ¼Ò °ß

ÀÌ ¹®¼­´Â Áöħ¼­À̶ó±â º¸´Ù ±âº»ÀûÀÎ dip+slirpÀ» Á¤¸®ÇسõÀº °£´ÜÇÑ ¹®¼­ÀÌ´Ù. ¸ñÀûÀº ¾ÕÀ¸·Î CSLIPÀ» »ç¿ëÇÏ°íÀÚ ÇÏ´Â »ç¿ëÀÚµéÀ» µ½±â À§Çؼ­ÀÌ´Ù.µû¶ó¼­ À§ÀÇ ±ÛÁß¿¡¼­ ¾à°£ÀÇ ¹ö±×¶óµµ ¹ß°ßµÈ´Ù¸é ³ª¿¡°Ô ¾Ë·ÁÁÖ±æ ¹Ù¶õ´Ù.½Ã°£ÀÌ Áö³ªµÚ ¹Ì´Ï ÇÏ¿ìÅõ¿¡ À̱ÛÀ» ¿Å±æ °ÍÀÌ´Ù.(??) ½Ã°£ÀÌ Áö³­µÚ (?) ³ªÀÇ ´ÙÀ½ÀÇ ftpµð·ºÅ丮¿¡¼­ ¹ß°ßÇÒ¼ö ÀÖ´Ù. ftp.netcom.com:/pub/ze/zenon/linux/DipSlirpCSLIP/ ³ª´Â ÈǸ¢ÇÑ À¯Æ¿¸®Æ¼µéÀÎ "dip" °ú "slip" Á¦ÀÛÀÚµéÇÑÅ× °¨»çµå¸°´Ù.(want to??) I am impressed and grateful.(<= °¨¸í¹Þ¾ÒÀ¸¸ç Áñ°Ì´Ù?? ^^;)

Á¦ÀÛÀÚ:Zenon Fortuna ( zenon@netcom.com) ¹ø¿ªÀÚ:±è±¤Âù (nownuriID:±øÅëµû°Ô, can@nownuri.nowcom.co.kr)


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