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>
>¾ÕÀü ½ºÅ©¸³Æ®¿¡¼ ¿¬°áºÒ°¡À϶§ ¸ÞÀϹ߼ÛÇϵµ·Ï Çߴµ¥, À¯µ¶ 00:00 ºÐ¿¡ ½ÇÆжó°í
µÇ´õ±º¿ä.
>¾Æ¸¶ ping ÀÌ ÇѹøÁ¤µµ ²÷¾îÁö°Å³ª Çϴ¸ð¾çÀε¥,
>¹Ýµå½Ã 00:00 ºÐ ÀΰÍÀÌ Á» ÀÌÇØ°¡ ¾È°¡´Âµ¥¿ä.
>Áö±Ý Å©·ÐÀ¸·Î 15ºÐ¸¶´Ù üũÇϵµ·Ï µÇ¾î Àְŵç¿ä.
>ÇÏ·çÁ¾ÀÏ ±¦Âú´Ù°¡,
>23:15 -> 23:30 -> 23:45 -> 00:00 ¿ä±â¼ ±×·¯´Â°Å º¸¸é ½Ã½ºÅÛ ÀÚü¿¡¼ µµ´Â
Å©·Ð¿µÇâÀΰŠ°°±âµµ ÇÏ°í...
>üũ´ë»ó ¸®´ª½º°¡ ±×·±°Ô ¾Æ´Ï°í ping À» º¸³»´Â ¸®´ª½º ¸»ÀÔ´Ï´Ù.
>±×·² °¡´É¼ºµµ ÀÖ°ÚÁÒ? ping À» º¸³»´Â PC°¡ ÆÒ3, 512·¥Àε¥ °¡Á¤¿ë ȸ¼±À̶ó
±×·±°¡...
>
>¾Æ·¡´Â Á¦°¡ ²þ²þ´ë¸é¼ Á» ¼öÁ¤ÇØ ºÃ½À´Ï´Ù.
>
>#!/bin/sh
>#
># -- ping test and logging
>
>export LOGDATE="`date '+%Y%m%d'`"
>LOGDIR="check_logs"
>
>if [ ! -d ${LOGDIR} ] ; then
> mkdir ${LOGDIR}
>fi
>
>_checkping(){
> HOST=$1
> COUNT=$2
> EXTIME=`date '+%Y/%m/%d %H:%M:%S'`
> LOGFILE="${LOGDIR}/${LOGDATE}_${HOST}_checkping.log"
> if [ ! -e ${LOGFILE} ] ; then
> touch ${LOGFILE}
> fi
> RESULT=`ping -s 1 -c ${COUNT} -w ${COUNT} ${HOST}`
> echo -e "[${EXTIME}]\n${RESULT}\n\n" >> ${LOGFILE}
echo -e "[${EXTIME}]\n${RESULT}\n\n" | tee -a ${LOGFILE}
ÀÌ·¸°Ô °íÄ¡¸é µÇ°Ú±º¿ä.
>}
>
>=> ping °úÁ¤À» ±×´ë·Î ÀúÀåÇϱâ À§ÇØ grep À» »°´Âµ¥¿ä.
>RESULT=`ping -s 1 -c ${COUNT} -w ${COUNT} ${HOST}`
>
>
>RETRY=3 ## ½ÇÆнà Àç½Ãµµ ȸ¼ö
>N=1 ## start idx
>TARGET=192.168.1.1 ## host
>
>while [ ${N} -le ${RETRY} ] ;
> do
> RES=`_checkping ${TARGET} 4 | grep error`
>
>=> À§¿¡¼ ·Î±×¿¡ ÀúÀåÇÏ´À¶ó grep À» »°´õ´Ï¸¸ ¿©±â¿¡¼ ¾î¶»°Ô ºñ±³ÇØ¾ß ÇÒÁö
¸ð¸£°Ú½À´Ï´Ù.¤¾¤¾
>
> if [ -z "${RES}" ] ; then
> echo "${N} : Á¤»ó"; break;
> else
> echo "${N} : ¿¡·¯"
> #./sendmail.sh
> fi
> N=`expr ${N} + 1`
>done
>
>exit 0
>
>¹ÌÈíÇÑ ºÎºÐÁ» Àâ¾Æ ÁÖ½É °í¸¿°Ú½À´Ï´Ù.
>¿¡ÈÞ... ¾÷¹«ÇÏ·ª ÀÌ°ÅÇÏ·ª.. »ó»çµéPC ºÁÁÖ·¯ ´Ù´Ï·ª...
>¸ð¸¥´Ù°í Çϸé ÀÚ±âÇÑÅ× µµÀüÇϳİí...ÄÀ^^
>Â¥Áõ¿¬¼ÓÀ̳׿ä.¤¾¤¾
>
>
>[»êÀÌ]´ÔÀÌ ³²±â½Å ±Û:
>
>>
>>[±è¿ì¿¬]´ÔÀÌ ³²±â½Å ±Û:
>>
>>>¼ö°íÇϽʴϴÙ.
>>>Ã¥ Àß º¸°í ÀÖ½À´Ï´Ù. (Á» º¸´Ù°¡ ¿·±¸¸®(Á¦º»)°¡ ÅÍÁ³½À´Ï´Ù.)
>>>»ç¹«½Ç¿¡¼ ¿ø°Ý¿¡ ÀÖ´Â ¸®´ª½º PCÀÇ Á¢¼Ó»óŸ¦ üũÇÏ°íÀÚ ÀÌ°÷ÀÇ °Ô½ÃÆÇ °Ë»öÀ»
ÅëÇØ ¾Æ·¡¿Í °°ÀÌ ½ºÅ©¸³Æ®¸¦ Å©·ÐÀ¸·Î ³Ö¾ú½À´Ï´Ù.
>>>
>>>#!/bin/sh
>>>
>>>ping_test() {
>>> result=`ping -s 1 -c 4 -w 4 xxx.xxx.xxx.xxx 2>/dev/null | grep "4
packets transmitted, 4 received"`
>>> if [ X"$result" = "X" ] ; then
>>> echo "¿¬°áºÒ°¡"
## ¸ÞÀϹ߼Û
>>> else
>>> echo "¿¬°áÁ¤»ó"
>>> fi
>>>}
>>>
>>>ping_test
>>>
>>>exit 0
>>>
>>>
>>>±Ùµ¥ ¾îÁ¦ ¹ã¿¡ º¸´Ï 4¹ø ¿äû¿¡ 4¹ø ÀÀ´äÀÌ ¾ø¾ú´ø ¸ð¾çÀÌ¿¡¿ä.
>>>°Ô½ÃÆÇ ÀÚ·á»óÀ¸·Î´Â -c 1 -w 1 ·Î µÇ¾î ÀÖ¾î¼ È¤½Ã³ª Çؼ 4¹ø¾¿ Çϵµ·Ï Çߴµ¥
4¹øÀÌ ¸ðµÎ ÀÀ´äµÇÁö ¾Ê´Â °æ¿ì°¡ Àִ°Š°°¾Æ¿ä.
>>>¸®´ª½º´Â Á¤»óÀε¥ ȸ¼±Áö¿¬µîÀÇ ÀÌÀ¯°¡ ÀǽÉÀº µÇ´Âµ¥¿ä.
>>>
>>>Ȥ½Ã, 4¹øÀ» ³¯·Á¼ 2¹øÀÌ»ó¸¸ ÀÀ´äµÇ¸é Á¤»ó.. ¹¹ ÀÌ·±½ÄÀ¸·Î ÇÒ ¼ö´Â
¾øÀ»±î¿ä?
>>>¾Æ´Ï¸é, ping ½ÃµµÈÄ grep "4 packets transmitted, 4 received" ÀÌ¿Í °°ÀÌ
¾È³ª¿À¸é 3ȸ±îÁö Àç½Ãµµ..
>>>Å©·ÐÀ¸·Î 20ºÐ°£°ÝÀ¸·Î ÇÏ°í Àִµ¥, ½Ãµµ°á°ú¸¦ ·Î±×ÆÄÀÏ¿¡ ±â·ÏÀ» ÇßÀ¸¸é
ÁÁ°Ú´Âµ¥...
>>>ÀÌ·±½ÄÀ¸·Î Á» À¯¿¬ÇÏ°Ô Çغ¸¸é ÁÁ°Ú´Âµ¥, ½©½ºÅ©¸³Æ®°¡ ±ø¸ÍÀ̶ó.. ¹®ÀÇÁ»
µå¸³´Ï´Ù.
>>>
>>>¿ø°Ý¿¡ ÀÖ´Â ¸®´ª½º´Â »ç½Ç ´Ù¸¥ »ç¹«½Ç¿¡ ÀÖ´Â °Çµ¥ KT±â¾÷Àü¿ë¼±
ÀÔ´Ï´Ù.
>>>»ç¹«½Ç ÀÎÅÍ³Ý ¾²°í ÀÌ°ÅÀú°Å Çϴ¿뵵 ÀÔ´Ï´Ù.
>>
>>========================================
>>
>>¾Ñ ¿À·§¸¸¿¡ Áú¹®ÀÌ ¿Ã¶ó¿Ô³×¿ä. ¤¾¤¾
>>
>>------------------------------------
>>#!/bin/sh
>>#
>># -- ping test and logging
>>
>>_ping()
>>{
>> HOST=$1
>> COUNT=$2
>> ping -s 1 -c ${COUNT} -w ${COUNT} ${HOST} 2>/dev/null | grep error
>>}
>>
>>RETRY=3 ## ½ÇÆнà Àç½Ãµµ ȸ¼ö
>>N=1 ## start idx
>>TARGET=xxx.xxx.xxx.xxx ## host
>>
>>DATE=`date '+%Y-%m-%d %H:%S'`
>>
>>while [ ${N} -le ${RETRY} ] ;
>>do
>> R=`_ping ${TARGET} 4`
>> [ -z "${R}" ] && { R=OK; break; }
>> N=`expr ${N} + 1`
>>done
>>
>>echo "${DATE} => ${R}" >> /var/log/ping-${TARGET}.log
>>
>>exit 0
>>----------------------------------------------
>
>========================================
========================================
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