   Diald Ͽ ISDN 

   baram88@soback.kornet.net
  1999.05.21 5.1°  1999.04.19ó

  ̹ Diald Ͽ ISDN̳   ͳݿ ٸ
  PC ȸ ϴ  ϰ մϴ.
  ______________________________________________________________________

  

  1. 
  2. Ʈȯ 
     2.1 븦 ȯ 
     2.2  ڽ Ʈ ϰ Ʈ  Ѵ.

  3.  ڽ Diald ġ  
     3.1 غ
     3.2 Diald ޾ƿ
     3.3 Diald ġ
     3.4 diald.conf ȭ 
     3.5 connectȭ 
     3.6 Passwd
     3.7  DNS
     3.8 phone.filter 
     3.9 Diald 

  4. ٸ PC ISDN  ͳݼ ϱ
     4.1 ڽ IP Masquerade 
     4.2 ɷ̵  
     4.3 95 Ʈ(Ŭ̾Ʈ)

  5.  
  6. 
  7.  

  ______________________________________________________________________

  1.  

   ڽ ISDN 1ȸ(Ϲ 𵩵 ϴ.) 
  ǻͰ ͳ ؼ ϴ  Ұ ϰ մϴ.

  Ϲ ߿ Ҽ ִ ISDN ʹ ϰϴ Ʈ
   ȭ  ɾִ  ƴ϶ Ѱ Ͽ ȭ
  ɾ  ִ  մϴ. ַ ISP ȭ ̴ϴ.

  ̷    ʰ  ֽϴ.

   ¥  5.2  ڳ  ׸ Diald 
  ϰմϴ.

  ٸ ȯ Ͻø  Ź帳ϴ.  ׸  ȯմϴ.
   ǰ̶ ֽø ϰڽϴ.

  2.  Ʈȯ 

  2.1.  븦 ȯ 

   PC LAN ī带 ġϰ    Ʈ
  մϴ.  ڼ  ٸ   Ͻñ ٶϴ.

  2.2.   ڽ Ʈ ϰ Ʈ  Ѵ.

  ̳뵵 ٸ  ϼ մϴ.

  3.   ڽ Diald ġ  

  3.1.  غ

  o   NT TA  (Ǵ ) -  ⼭  ȴϸԴϴ.

  o  ƼũPPP  (ǰ޴  ̴ϴ.) -  ̸
     ʿ ϴ.

  o  ISP              (⼭ ڳ  ϴ.)

  o  ISDN ȭȣ

  o  ̵,н

  o  DNS ּ

  o  ڽ           ( Ƽ 166 Դϴ.)

  o  ¥ RedHat 5.2      ( 9,900 ؼ ġ߽ϴ.)

  o  Diald

  o  diald16-0.16.5a-2.i386.rpm              159038 byte

  o  diald16-config-0.16.5a-2.i386.rpm         6233 byte

  3.2.  Diald ޾ƿ

  Redhat ̷Ʈ  ݿ ޽ϴ.

  <ftp://ftp.bora.net/pub/Linux/redhat-contrib/libc6/i386/> 

       diald16-0.16.5a-2.i386.rpm
       diald16-config-0.16.5a-2.i386.rpm

  ȭ ٿε ޽ϴ.

  [kskim@ja kskim]$ ncftp ftp.bora.net  [Enter]
  bora> cd /pub/Linux/redhat-contrib/libc6/i386/ [Enter]
  bora> mget diald16* [Enter]           <---- ̷ ޱ մϴ.
  bora> bye {Enter]                     <----  ް մϴ.

  [kskim@ja kskim]$ ls -l  [Enter]
  total 19431
  -rw-r--r--  1 kskim   kskim  159038 Mar 28 20:53 diald16-0.16.5a-2.i386.rpm
  -rw-r--r--  1 kskim   kskim    6233 Mar 28 20:54 diald16-config-0.16.5a-2.i386.rpm

   ޾ ִ  ȮҼ ֽϴ.

  3.3.  Diald ġ

  root  ġ ϼž մϴ.

       [kskim@ja kskim]$ su   [Enter]
       Password:              <--- root нԷ []

       [root@ja kskim]# rpm -Uvh diald16* [Enter]

  Ͻø ġ Ǿϴ.

       [root@ja kskim]# cd /etc/diald  [Enter]
       [root@ja diald]# ls -l  [Enter]        <--- Ȯ 
       total 14
       -rwx------   1 root     root         3414 Apr 20 12:38 connect*
       -rw-r--r--   1 root     root         1342 May  3 09:50 diald.conf
       prw-rw----   1 root     wheel           0 May  3 11:46 diald.ctl|
       -rw-r--r--   1 root     root         1235 Mar 28 13:51 diald.defs
       -rw-r--r--   1 root     root         5905 May  3 09:56 phone.filter

  ׸  diald.conf /etc 𷺷θ ɺũ ŵϴ.

       [root@ja diald]# cd /etc [Enter]
       [root@ja etc]# ln -s /etc/diald/diald.conf /etc/diald.conf [Enter]

  ׷ conf ȭϱ .

  3.4.  diald.conf ȭ 

  /etc/diald.conf ȭ մϴ.

  ______________________________________________________________________
  #
  # diald.conf for anathoth
  #
  # Select the demand dial rules you want
  # Bring the link up for anything, timeout in seconds. Use this for
  # when the dompute has its own phone line
  accept any 420 any                        <---- ̺κ '#' ϴ.
  #accept any 420 any                       <---- ̷..
  # Use the filter file that comes with diald.  This can be a bit drastic,
  # so use the filter below
  # include /usr/lib/diald/standard.filter
  # or use the filter that brings the link up for use on a line shared with
  # a phone
  # include /etc/diald/phone.filter         <---- ̺κ '#' ϴ.
  include /etc/diald/phone.filter           <---- ̷...

  # stuff to set up the diald connection
  #device /dev/modem       <--- ̺κ ڽſ ° ٲߴϴ.
  device /dev/ttyS1        <--- ̷.. (ڽ ISDN TA  Ʈ ⼭ Com2)
  speed 115200             <--- TA  ӵ ⼭ 115200bps
  lock
  mode ppp
  # We may get another terminal server, thus use
  # 'dynamic' and do not tell PPP the IP number of the other end
  # For use with gated, comment out the 'dynamic' option, and
  # set remote to be the same as local
  dynamic
  local 10.0.0.1
  remote 10.0.0.2
  # pppd-options name anappp :                  <---- ̺κ
  pppd-options asyncmap 00000000 name bs0600 :  <---- ̷...  ......
                                                                 ڽ  ISP  ID()
  # Delay sending packets for 5 seconds after PPP device opens -
  # this allows routes to be established back to the appropriate dialup server.
  up-delay 5
  defaultroute
  modem
  crtscts
  connect /etc/diald/connect
  redial-timeout 10
  fifo /etc/diald/diald.ctl
  # restrict 9:00:00 17:45:00 1 * *
  # or-restrict 9:00:00 17:45:00 2 * *
  # or-restrict 9:00:00 17:45:00 3 * *
  # or-restrict 9:00:00 17:45:00 4 * *
  # or-restrict 9:00:00 17:45:00 5 * *
  # up
  ______________________________________________________________________

  device  ϴ øƮ   ϴ.

       com1   --->   /dev/ttyS0
       com2   --->   /dev/ttyS1
       com3   --->   /dev/ttyS2
       com4   --->   /dev/ttyS3

  ڼ  Serial-HOWTO Ͻʽÿ.

  3.5.  connectȭ 

  ׸  ȭ /etc/diald/connect Դϴ.

       ______________________________________________________________________
       #!/bin/sh
       # Copyright (c) 1996, Eric Schenk.
       #

       --- ߰  ---

       # The initialization string for your modem

       #MODEM_INIT="ATZ&C1&D2%C0"    <---- ̺κ ڽſ ° ٲߴϴ. ʱȭ 
       MODEM_INIT="ATB40&J3"         <---- ̷.. (̰ ISDN TA MLPPP )

       # The phone number to dial
       #PHONE_NUMBER="999111999"     <---- ̺κ
       PHONE_NUMBER="01414"          <---- ̷ ... (̰ ڳISDNӹȣ)

       --- ߰  ---

       # Success!
       message "Protocol started"
       ______________________________________________________________________

  ISDN ͳݿ 128K Ϸ ISDN TA MultiLink PPP 
  Ǿ մϴ.  ISDN TA MultiLink PPP 
  ܸȸ縶 Ʋϴ.  ⼭  ``ȴ''
  ʱȭԴϴ.  ȭȣ  ISP(ͳݰԾü) Ʋϴ.
  ⼭ ڳ ӹȣ ϴ.

   ÿ ʱȭɿ 'ATZ' ø  ϴ.

  3.6.  Passwd

  ׸ ISP   Passwd ؾ մϴ.

  ͳ ϴٸ ̺κ   Ǿ   ֽϴ.
    ȵǾִٸ  մϴ.

  ISDN ISP ϰų 95  ϴ  PAP 
  Դϴ.

   ȭ

       /etc/ppp/pap-secrets            - Passwd ϴ ȭ Դϴ.

  Դϴ.

  /etc/ppp/pap-secrets ȭ Դϴ.

       ______________________________________________________________________
       # Secrets for authentication using PAP
       # client        server  secret                  IP addresses

       bs0600          *       1234      - ̷ ָ ˴ϴ.
       jungang         *       1234      - ٸ   ִٸ...
       jungang         ppp0    1234
       jungang         ppp1    1234
       ______________________________________________________________________

  ID bs0600 н尡 1234   ݴϴ.  ׷ ѹ
  Ȯ ڽϴ.

       [kskim@ja ppp]# ls -l
       total 5
       -rw-------   1 root     daemon       78 Jun  8  1998 chap-secrets
       -rwxr-xr-x   1 root     root        265 Oct 16  1998 ip-down*
       -rwxr-xr-x   1 root     root        349 Oct 16  1998 ip-up*
       -rw-r--r--   1 root     daemon        5 Jun  8  1998 options
       -rw-------   1 root     daemon      300 Apr 16 10:13 pap-secrets    <---- ȭ Ǿϴ.

  3.7.   DNS

  ׸ ͳ ùٷ ȰϷ DNS (γӼ)  ؾ
  մϴ.   ּ  ڸ soback.kornet.net 168.126.3.3 
  IPּҷ  ִ  մϴ.

   ȭ /etc/resolv.conf

       ______________________________________________________________________
       search kt.co.kr co.kr com    <---- ޺κ   ãƺ 
       nameserver 127.0.0.1         <---- ڽ ü Ӽ  
       nameserver 168.126.63.1      <---- ϴ ISP DNSּ ⼭ ڳ 
       nameserver 168.126.63.2      <---- ϴ ISP DNSּ
       ______________________________________________________________________

   ڽ DNS   ʴ´ٸ 127.0.0.1   .
  ׸ ⼭ DNSּҴ ͳݼ񽺸 ޴ ISP Ͻø ˼
  ֽϴ.

  3.8.  phone.filter 

  ʿϽź Ͻñ ٶϴ.  ȭ ``Ư Ŷ 
  ð     ΰ?''  ϴ  մϴ.
    Դϴ.

  ̺κ  Ȯ 𸣰ڽϴ.  /usr/doc/diald16-0.16.5a/ ȿ
    Ͻñ ٶϴ.

    ȭ /etc/diald/phone.filter Դϴ.

       ______________________________________________________________________
       # This is a pretty complicated set of filter rules.
       # (These are the rules I use myself.)
       #

        --- ߰ ---

       # NOTE: Your /etc/services may not define the tcp service www, in which
       # case you should comment out the following two lines or get a more
       # up to date /etc/services file. See the FAQ for information on obtaining
       # a new /etc/services file.
       accept tcp 240 tcp.dest=tcp.www  <---     240ʰ
       accept tcp 240 tcp.source=tcp.www            ϸ ȭ ϴ.

       # Once the link is no longer live, we try to shut down the connection
       # quickly. Note that if the link is already down, a state change
       # will not bring it back up.
       keepup tcp 5 !tcp.live
       ignore tcp !tcp.live

       # an ftp-data or ftp connection can be expected to show reasonably frequent
       # traffic.
       accept tcp 240 tcp.dest=tcp.ftp    <--- FTP 240ʰ ϸ  ϴ.
       accept tcp 240 tcp.source=tcp.ftp

        --- ߰ ---

       # If we don't catch it above, give the link 10 minutes up time.
       # accept tcp 600 any
       accept tcp 300 any   <--- 10  5 ٲϴ.

        --- ߰ ---

       # Anything else gest 2 minutes.
       accept udp 120 any

       # Catch any packets that we didn't catch above and give the connection
       # 30 seconds of live time.
       accept any 30 any     <--- ǵ  ͵ 2  ϴ.
       ______________________________________________________________________

  3.9.  Diald 

   Diald մϴ.

       [root@ja diald]# /etc/rc.d/init.d/diald start  [Enter]

  Diald 

       [root@ja diald]# /etc/rc.d/init.d/diald stop  [Enter]

  ġø ˴ϴ.    Ǿ Ping Test غϴ.

       [kskim@ja kskim]$ping home.hitel.net  [Enter]   ٸ
       PING home.hitel.net (203.245.15.254): 56 data bytes
       64 bytes from 203.245.15.254: icmp_seq=0 ttl=249 time=117.7 ms
       64 bytes from 203.245.15.254: icmp_seq=1 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=2 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=3 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=4 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=5 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=6 ttl=249 time=60.1 ms
       64 bytes from 203.245.15.254: icmp_seq=7 ttl=249 time=70.1 ms

       --- home.hitel.net ping statistics ---
       8 packets transmitted, 8 packets received, 0% packet loss
       round-trip min/avg/max = 60.1/68.5/117.7 ms

  ȭ ɷ     մϴ.  Ǿ Ʒ
   Ȯΰմϴ.

  [kskim@ja kskim]$/sbin/ifconfig
  lo       Link encap:Local Loopback
           inet addr:127.0.0.1  Bcast:127.255.255.255  Mask:255.0.0.0
           UP BROADCAST LOOPBACK RUNNING  MTU:3584  Metric:1
           RX packets:7329 errors:0 dropped:0 overruns:0 frame:0
           TX packets:7329 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0

  eth0     Link encap:Ethernet  HWaddr 00:60:97:5B:1A:BD
           inet addr:168.248.138.150  Bcast:168.248.138.255  Mask:255.255.255.0
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:168416 errors:4 dropped:0 overruns:0 frame:7
           TX packets:202300 errors:0 dropped:0 overruns:0 carrier:201
           collisions:2479
           Interrupt:10 Base address:0x6400

  sl0      Link encap:Serial Line IP         <---- Ȱ Ÿϴ.  ̽Դϴ.
           inet addr:10.0.0.1  P-t-P:10.0.0.2  Mask:255.0.0.0
           UP POINTOPOINT RUNNING  MTU:1500  Metric:1
           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
           TX packets:136 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0

  ppp0     Link encap:Point-to-Point Protocol    <---  ȭ ɸ Դϴ.
           inet addr:168.126.43.10  P-t-P:168.126.43.2  Mask:255.255.0.0
           UP POINTOPOINT RUNNING  MTU:1500  Metric:1
           RX packets:1204 errors:0 dropped:0 overruns:0 frame:0
           TX packets:1382 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0
           Memory:2bd9038-2bd9c04

  [kskim@ja kskim]$/sbin/route
  Kernel IP routing table
  Destination     Gateway  Genmask         Flags Metric Ref  Use Iface
  10.0.0.2        *        255.255.255.255 UH    1      0      0 sl0<p>
  168.126.43.2    *        255.255.255.255 UH    0      0      0 ppp0
  168.248.138.0   *        255.255.255.0   U     0      0    314 eth0
  127.0.0.0       *        255.0.0.0       U     0      0     28 lo
  default         *        0.0.0.0         U     0      0     35 ppp0  <--- ISP ӵ
  default         *        0.0.0.0         U     1      0     80 sl0   <---  ̽

  4.  ٸ PC ISDN  ͳݼ ϱ

  WIN95 ġ ٸ PC  ڽ Ͽ ͳ   
  ֽϴ.   IP Masquerade  Ͻø ˴ϴ.

  4.1.  ڽ IP Masquerade 

  ڼ   <http://kldp.org/network.html>  IP Masquerade mini
  HOWTO ѱ   Ͻñ ٶ ࿡  Ǿ ִٸ
  Ͻñ ٶϴ.  ⼭ ϰ  ϰڽϴ.

  ϴ root ۾Ϸ

       [kskim@ja kskim]$su []
       Passwd:   <---⼭ root н Է [] Ĩϴ.

  ׸

   IP Forwarding  ϵ  ݴϴ.   ȭ
  /etc/sysconfig/network Դϴ.

       ______________________________________________________________________
       NETWORKING=yes
       FORWARD_IPV4="yes"          <---- Ⱑ "yes" Ǿ ־ մϴ.
       HOSTNAME="ja.kotel.co.kr"   <----  PC Ʋϴ.
       DOMAINNAME=kotel.co.kr      <---- ⵵ PC Ʋϴ.
       GATEWAY=""                          <----  ƾ մϴ.
       GATEWAYDEV=""                   <----⵵  ƾ մϴ.
       ______________________________________________________________________

  ׸ Ʈ õ

       [root@ja kskim]#/etc/rc.d/init.d/network restart [] Ͻð..

  ׸ ipfwadm IP Masqerade  ݴϴ.

       [root@ja kskim]#/sbin/ipfwadm -F -p deny
       [root@ja kskim]#/sbin/ipfwadm -F -a m -S 168.248.138.0/24 -D 0.0.0.0/0  []ġø ˴ϴ.

  ⼭ 168.248.138.0/24  168.248.138.0 Ʈ  ȣƮ
  ܺ(ڳ  ͳ)  ϵ ִ Դϴ.

   ȣƮԸ ַ 168.248.138.145/32  ɼ ָ
  168.248.138.145ȣƮ  ܺη Ӱմϴ.

  ׸ ý  ŷӰ Էϱ ø /etc/rc.d/rc.local
  ȭ ޺κп Ʒ ߰

       ______________________________________________________________________
       /sbin/ipfwadm -F -p deny
       /sbin/ipfwadm -F -a m -S 168.248.138.0/24 -D 0.0.0.0/0
       ______________________________________________________________________

   ָ ˴ϴ.  /etc/rc.d/rc.sysinit ȭ ޺κп ּŵ
  ˴ϴ.

  4.2.  ɷ̵  

  ׸ FTP Ư񽺸 Ͻ÷   ؾ մϴ.
  ׷  øϴ.

       [root@ja kskim]# modprobe ip_masq_ftp     [Enter]   <--- FTP ϱ
       [root@ja kskim]# modprobe ip_masq_raudio  [Enter]   <--- RealAudio ϱ
       [root@ja kskim]# modprobe ip_masq_vdolive [Enter]   <--- ... ϱ

  ޹ ý ϱ ø /etc/rc.d/rc.local ȭ ޺κп
  ߰ ݴϴ.  ƴϸ /etc/rc.d/rc.modules ȭ ŵ ˴ϴ.

       ______________________________________________________________________
       #!/bin/sh

       modprobe ip_masq_ftp
       modprobe ip_masq_raudio
       modprobe ip_masq_vdolive
       ______________________________________________________________________

       [root@ja kskim]# chmod 755 /etc/rc.d/rc.modules  [Enter] ۹̼ մϴ.

  ׷  ýúʹ   ֽ ʿ䰡 ϴ.

  4.3.  95 Ʈ(Ŭ̾Ʈ)

   ڸ

  o  95 ƮƮ̸ ڽ IPּҷ ϼž
     մϴ.

  o  95 DNSּҸ

  o  ڽ DNS񽺸    IPּҸ 

  o  ڽ DNS񽺸    ISP DNSּ
     

   ڸ ڽ DNS񽺸 Ҷ ξ ϴ.
  98  մϴ.

  

  o  ƮƮ 

     1. 95 ``''޴ Ŭ

     2. ``'' -

     3. ``'' 

     4. ``Ʈũ'' Ŭ

     5. ``Ʈũ '' 

     6. ``TCPIP - 3Com Etherlink III'' Ŭ  - ī忡  TCP/IP
        ī忡  Ʋ

     7. ``'' Ŭ

     8. ``Ʈ'' Ŭ

     9. `` Ʈ''׸ ڽ ī IPּ(ǰ
        168.248.138.150) ݴϴ.

     10.
        ``߰(A)'' Ŭϸ ``ġ Ʈ''  ش IP
        Դϴ.

  o  DNS  մϴ. DNS ؼ (1-7)  

  o  ``DNS ''  

  o  ``DNS '' 

  o  ``ȣƮ'' ``'' ش ISP DNS  ϴ.
     ׳   ˴ϴ.

  o  ``ã DNS  ּ''  DNS IPּҸ ϴ.  ⿡
     ڽּҸ  ``߰'' ϴ.  ڽ
     DNS񽺸     .

  o  ``ã DNS  ּ''  ISPü DNS IPּҸ ϴ.
     ڳ 168.126.63.1 Դϴ.  ``߰'' ϴ.  ׷
     DNS 2  Ǿϴ.

  o  ``Ȯ'' Ŭϰ  ϶ ޼ ɴϴ.

  ϸ   ڽ  ͳ(ڳ)   ֽϴ.
   ᵵ Ʒ ϴ.

       PC 1 Win95
       IP   168.248.138.2  -----+
       Mask 255.255.255.0       |
       Gw   168.248.138.150     |                                        INTERNET
                                |       +------------+                         |
       PC 2 Win95               |       |  Linux Box |                         |
       IP   168.248.138.3  -----+---- eth0 -------- ppp0 ------- Kornet ISDN --+
       Mask 255.255.255.0       |             IP 168.126.43.2    01414
       Gw   168.248.138.150     |  IP 168.248.138.150            IP 168.126.43.10
                                |  Mask 255.255.255.0
       PC 3 Win95               |
       IP   168.248.138.4  -----+
       Mask 255.255.255.0
       Gw   168.248.138.150

  ⼭ γƮּҸ ο ޾ұ  168.248.138.0 Ʈ
  Ͽ Ϲδ γƮ   192.168.0.0
  Ʈ߿ Ѵ ؼ ϸ ˴ϴ. )192.168.1.0 ̳
  192.168.2.0 

  5.   

  ڽ Ͻ  (RedHat 5.2 squid ֽϴ.  
  ưϴ.).

   ϰ ϵ  ... ? ?

  6.  

   ȭ ɰ  ʿ  ڽ ڵ ȭ
  ɰ ֱ  ϱ մϴ.   ISDNͿ
  Ȱϴ.  ISDN 1ȸ Ǵ  1ȸ  ַ Ѵٸ
  ӵϾ ͳ Ҽ ־ ȭḦ Ƴ ִ. ַ
  ߼ұ PC 10   ϱ⿡ ٰ մϴ.

       Ϸ մϴ.   ¥5.2 ϰ
  ֱ  ¥ 6.0  ؼ ˷帮 ϴ Ϳ ؼ
  ̾ϰ ϰ ֽϴ.

  ٸ  ϼŵ   Ͻź ִٸ Ե 1
  ּ.

       1999.11.11.

       
       <baram88@kldp.org>
       <baram88@hanmir.com>
       <http://www.uijongbu.co.kr>
       <http://baram88.dns4u.com>

  7.   

  o   Ŭ̾Ʈ http://168.126.63.18̷ ּҴ ˾
     Դµ Ȱ http://www.kornet.net ˾ Խϴ.   ؾ
     մϱ ?

     :  Ʈ DNS ϵǾ ־ մϴ.
      DNS Ѵٸ ּҿ ISP
     DNSּҸ ָ ǰ, ڽ   쿡 ش
     ISP DNS ּҸ ָ ˴ϴ.

  o   ڽ ͳݿ  Ǵµ ping ׽Ʈ ȵǰ
     ݽ   մϴ.

     : /sbin/ifconfig  ppp0 ̽ µ ܺη ping ȵ
      ΰ  ž մϴ.

     1. ڽ ̸ ƮƮ̰ Ǿ ִ  ppp 
          ppp0 ̽ ƮƮ̷ 
        ܺη   ˴ϴ.   ȭ /etc/sysconfig/network
        ȭԴϴ.

     ___________________________________________________________________
     NETWORKING=yes
     FORWARD_IPV4="yes"
     HOSTNAME="ja.kotel.co.kr"
     DOMAINNAME=kotel.co.kr
     GATEWAY="" <--- ⿡ ƹ뵵  մϴ.
     GATEWAYDEV="" <--- ⿡ ƹ뵵  մϴ.
     ___________________________________________________________________

     2. PPP ɼǿ asyncmap ׸  Ǿ մϴ.
        /etc/diald.conf ȭ մϴ.

          # pppd-options name anappp :                  <---- ̺κ
          pppd-options asyncmap 00000000 name [I.D] :  <---- ̷ ٲ

  o   µ    ʽϴ.

     : øƮ ùٸ Ǿ Ȯϼž մϴ.  device
      ϴ øƮ   ϴ.

       com1   --->   /dev/ttyS0
       com2   --->   /dev/ttyS1
       com3   --->   /dev/ttyS2
       com4   --->   /dev/ttyS3

  ڼ  Serial-HOWTO Ͻʽÿ.

  o    

  o  ȭȣ : 02-3144-0470-6: ISDN 64K,128K 01432:  56k

  o  DNS : 204.252.145.2

  o  DNS : 204.252.145.10 

  o  𵨺 ML-PPP <--   غýϴ.

  o  Digitel DTA-200U : AT$V=2    <---  OEM ǰ

  o   ȴ : ATB40&J3

  o  I&T Telecom TA-3000US : AT&O27  <--- ڼ OEM ǰ 128K 
     ȵɽ ߿ ׷̵ ʿ.

  o  ۳Ʈ NTA MLPPP ϴ. 64K ž Ұ ϴ.
     (籤 kssa@hanmail.net ϰ ʴϴ.)

  o  ߵTA UTA-128 

  64K  ϷҶ  AT&F1
  128K ӽÿ        AT&F2

  ö kang cheul kyu skiland@kornet.net ߾ ʴϴ.
  1999.10.01

