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Ubuntu Linuxϵͳ¿ªÆôTELNET·þÎñµÄ·½·¨
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1. sudo apt-get install xinetd telnetd
2. °²×°³É¹¦ºó£¬ÏµÍ³Ò²»áÓÐÏàÓ¦Ìáʾ£¨ºÃÏó7.10²ÅÓУ¬6.10¾Íû¿´µ½£©
sudo vi /etc/inetd.conf²¢¼ÓÈëÒÔÏÂÒ»ÐÐ
telnet stream tcp nowait telnetd /usr/sbin/tcpd /usr/sbin/in.telnetd
3. sudo vi /etc/xinetd.conf²¢¼ÓÈëÒÔÏÂÄÚÈÝ£º
# Simple configuration file for xinetd
#
# Some defaults, and include /etc/xinetd.d/
defaults
{
# Please note that you need a log_type line to be able to use log_on_success
# and log_on_failure. The default is the following :
# log_type = SYSLOG daemon info
instances = 60
log_type = SYSLOG authpriv
log_on_success = HOST PID
log_on_failure = HOST
cps = 25 30
}
includedir /etc/xinetd.d
4. sudo vi /etc/xinetd.d/telnet²¢¼ÓÈëÒÔÏÂÄÚÈÝ£º
# default: on
# description: The telnet server serves telnet sessions; it uses \
# unencrypted username/password pairs for authentication.
service telnet
{
disable = no
flags = REUSE
socket_type = stream
wait = no
user = root
server = /usr/sbin/in.telnetd
log_on_failure += USERID
}
5. ÖØÆô»úÆ÷»òÖØÆôÍøÂç·þÎñsudo /etc/init.d/xinetd restart
6. ʹÓÃTELNET¿Í»§¶ËÔ¶³ÌµÇ¼£»ifconfig -aÏÔʾ±¾»úµØÖ·¡£


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int Daemon(char* szExecName = NULL)
{
 int res = 0;
 pid_t pc;
 pc = fork();
 if(pc < 0)
 {
  fprintf(stderr,"ERROR_Deamon()_fork(): failed!");
  return -1;
 }
 else if(pc == 0) //sub process
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 }
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