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 3204, 156/161 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   hipro
   ÀÌ ÇÁ·Î±×·¥À» ½ÇÇàÇؼ­ ³ª¿À´Â ±ÛÀ» ÅؽºÆ®·Î ÀúÀåÇÏ°í ½Í½À´Ï´Ù.

http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_programming&no=3390 [º¹»ç]


#include<stdio.h>

int main()
{
        char cmd[40];
        int x;
        for(x=1;x<=255;x++)
        {
                sprintf(cmd,"ping -c 1 192.168.1.%d  | grep ttl ",x);
                system(cmd);
        }
}

¶ó´Â °Çµ¥ ÇØÄð¸¸È­¿¡ ÀÖ½À¤¹¤Ë..
±Ùµ¥ Ãâ·Â °á°ú¸¦ ÀúÀåÇؼ­ º¸°í ½ÍÀºµ¥ ¾îÂîÇؾßÇÒ±î¿ä??

  Hit : 2772     Date : 2012/04/11 12:07



    
ralehgus123 #include<stdio.h>
#include<Windows.h>
int main()
{
char cmd[40];
int x;
FILE * fp=fopen("test.txt","w"); // test.txt¶ó´Â ÆÄÀÏ »ý¼º
for(x=1;x<=255;x++)
{

sprintf(cmd,"ping -c 1 192.168.1.%d | grep ttl ",x);
fwrite(cmd,sizeof(char),1,fp); // cmdÀÇ ³»¿ëÀ» ÆÄÀÏ¿¡ ÀÔ·Â
system(cmd);
}
}
2012/04/11  
cd80 [root@leaveret /tmp]$ cat d.c
#include<stdio.h>

int main()
{
char cmd[40];
int x;
for(x=1;x<=255;x++)
{
sprintf(cmd,"ping 192.168.1.%d -c 1 | grep ttl",x);
system(cmd);
}
}

[root@leaveret /tmp]$ gcc -o d d.c
[root@leaveret /tmp]$ ./d 1>result.txt
2012/04/11  
cd80 [root@leaveret /tmp]$ cat result.txt
64 bytes from 192.168.1.1: icmp_seq=0 ttl=128 time=4.9 ms
64 bytes from 192.168.1.101: icmp_seq=0 ttl=128 time=0.6 ms
64 bytes from 192.168.1.109: icmp_seq=0 ttl=128 time=4.9 ms
[root@leaveret /tmp]$
2012/04/11  
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