MRTG(Multi Router Traffic Grapher) ̿ Ʈ Ʈ ͸

۾ : 2000 2 17()
۾ :  
(http://www.taejun.pe.kr, taejun@taejun.pe.kr, taejun@hitel.net) 


ڷ 

(̰ Դϴ)  97 11ȣ MRTG ڷ

http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/mrtg.html
(mrtg ȨԴϴ. www.mrtg.org ص ˴ϴ)

TCP/IP   

http://www.taejun.pe.kr/board2/include/linuxinfo/files/php1ua66O/mrtg-japan.html
(̰ ϰ MRTG ϺڷḦ ٽ Ϲα׷  Դϴ.
 ̷ ̿Ͽ Ϻ  Ʈ ڷḦ ϴ ͵
 .    غ .  ׿~~)




0. 

Ʈ  ȭǰ  ׸ 繫ǿ  뼱
ϴ  ϰ .  ׷鼭 ü Ʈ 
͸ ϴ ͵ ߿ Դϴ.

 Ʈ  ( Ÿ н) MRTG 
 ̿Ͽ Ʈ Ȳ ͸  ֽϴ.

 SNMP ؼ մϴ.

 SNMP(Simple Network Management Protocol)
Ʈ Ǿ ִ ġ Ʈ õ   
   ִ  ϴ Դϴ.
C/S   ۵ϸ  Ʈ  Agent  ְ
߾(Ŭ̾Ʈ) Manager  մϴ.
ڼ  TCP/IP   ϼ.


 MRTG ΰ?
The Multi Router Traffic Grapher (MRTG) Ʈũ ϸ ϴ
Դϴ. MRTG  Ʈũ ¸ HTML  ڰ
   . 
http://www.ee.ethz.ch/stats/mrtg/     ֽϴ.
( ϸ ȭ鿡 ѱ۵  ˴ϴ.)

κ UNIX NT ۵մϴ.   Ǵϱ 
   ̰? 
Ϳ Ʈ ī͸ д SNMP ϴ  ũƮ
Ʈ Ÿ ϰ    ֵ ׷ ȭ
ȯϴ C Ǿִϴ. ӵ 䱸Ǵ κ C ۼ
 .  ݽ  ǰ?

MRTG ϸ Ʈ Ȳ,  7ϰ, 4ְ, 1Ⱓ Ʈ
Ȳ ׷ մϴ. α׸ ȿ ϱ 
αװ Ŀ   ʾƵ ǰ 2Ⱓ ڷḦ մϴ.
׷   ϵ 50 ̻ Ʈ ũ
͸  ֽϴ.

 Ʈ ƮȻӸ ƴ϶  SNMP  ؼ ͸
մϴ. ܺ α׷ ̿ؼ MRTG ͸  ִ
ڷḦ   ֽϴ.  ý , αμ , 
뼺  mrtg ̿ ͸  ִ. 2̻  ҽ
ϳ ׷ Ÿ  ֽϴ. MRTG ̿ squid 
͸ѵ doc 丮   ִϴ. 


 MRTG Ư¡ 


  1.κ Unix÷, WindowsNT󿡼  մϴ 
  2.ϰ Ŀ͸  ֵ Perl ϰ ֽϴ. 
  3.̽ļ    SNMP κ α׷߽ϴ.
    ׷  SNMP Ű ġ ʿ䰡 ϴ.  
  4.α׸ ϱ   ˰ ä ϰ
     Ƿ, MRTG α  Ŀ ʽϴ.
  5.MRTG ڵ  մϴ. 
  6.MRTG  Ʈ Ǹ ڵ üũϿ
   ڿ ˷ݴϴ.()
  7. ӵ ߿ κ C ۼǾϴ. 
  8.Thomas Boutell  GD library  մϴ. ׷ 
    GIF  ϴ.
  9. MRTG ϴ HTML ϰ ϴ° .
  10.MRTG GNU PUBLIC LICENSE  ˴ϴ.

MRTG ,  Ʈ  մϴ.




contrib 丮   cpuϵ  ͸ϴ
  ֽϴ.

00INDEX          cfgmaker_cisco/      get-multiserial/  mrtgindex.cgi/
00INDEX~         cisco_ipaccounting/  ircstats/         mrtgmk/
14all/           cisco_tftp/          jm/               ovmrtg/
GetSNMPLinesUP/  ciscoindex/          mrtg-archiver/    ping-probe/
NSI/             cpuinfo/             mrtg-blast/       portmasters/
PMLines/         cpumon/              mrtg-dynip/       rdlog2/
TCH/             diskmon/             mrtg-ipacc/       rumb-stat/
ascendget/       distrib/             mrtg-ipget/       stat/
atmmaker/        forecd/              mrtg-mail/        whodo/
cfgmaker_ATM/    get-active/          mrtgidx/          xlsummary/






1. mrtg ġϱ

http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/mrtg.html


    1.MRTG ֽ ٿ ε
       http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/pub/

       mrtg-2_8_9_tar.gz
	
	tar xvfz mrtg-2_8_9_tar.gz ϸ Ǯ?

	[root@taejun mrtg-2.8.9]# ls
	 ANNOUNCE
	 CHANGES
	 COPYING
	 COPYRIGHT
	 MANIFEST
	 Makefile.in
	 README
	 configure*          ------>> ù ȯ漳
	 configure.in
	 contrib/          ----->>  ߰ α׷
	 doc/              ------>> 
	 images/           -------->> ̹ .
	 install-sh*
	 run/             ---->> ེũƮ.  ߿
	 src/
	 translate/        --->> 


        Ҷ 2.8.9 ϴ.  𸣰ڴµ
       HTML  ѱ ؼ 󱸿. ֱٿ ߰ȵ.


	Kensoon Hwang <lovesh@static.co.kr>
    
       ϴ е ̺п  ....

      
    2. GD ̺귯  Ʒ Ʈ ޾Ƽ 
       http://www.boutell.com/gd/

    3. Perl 5.004_4 ̻  ־մϴ.
       http://www.perl.com/perl/info/software.html

    4. ./configure
	ýۿ ´ Makefile .
        ̳ GDΰ ´ Ȯغƾϴµ Ƹ ڵ
        ã Դϴ.   ʰ ׳ . ok

    5. make
       rateup   ؼ make  մϴ.
	rateup α׷ db  Ʈϰ ׷ ̹
	ϴ α׷̶ ϳ׿. Ű澲  ׳ make

   6. MRTG   丮 մϴ.
	/usr/local/www/htdocs/mrtg  .
	׷ ⿡ imags 丮  mrtg*.gif   
	ݴϴ.

    7. run 丮  ֽϴ. Ȯսô.
	BER.pm  SNMP_Session.pm  SNMP_util.pm  cfgmaker*  cfgmaker_ip*  
	cfgmaker_phys  indexmaker*  locales_mrtg.pm  mrtg*
	
    8.  ڽ mrtg.cfg ۼ մϴ.
	 Ͽ  config.html ֽϴ. 
	Ƹ ó ͼ  Դϴ.
	doc 丮   ̰ ϴ ͵ ϴ.

	̰  ڵ   cfgmakerԴϴ. 
	( Ʈȣ ˾Ƴ α׷̶ϴ)
	
       cfgmaker <community>@<router-host-name or IP > mrtg.cfg
	
	 community@route ּ  ؾ.
	 community ̸ 𸥴ٸ public غ
	׷ ȵǸ ڿ ϼ.
	
	./cfgmaker public@203.239.148.193    > mrtg.cfg 
	̷  ϸ ˴ϴ.  ʹ gatewayּҰ?
	
	⼭ mrtg.cfg ϴ    κԴϴ.

	 ڵ     մϴ.
	̰  ٿ  . Language  ߰ؾմϴ.

	WorkDir: /usr/local/www/htdocs/mrtg/
	Language: korean           --->> ѱ 


	뷫 ̷ ·  Դϴ.

	WorkDir: /usr/local/www/htdocs/mrtg
	Target[love]: 2:public@myrouter.somplace.edu
	MaxBytes[love]: 64000
	Title[love]: Traffic Analysis ISDN
	PageTop[love]: <H1>Stats for our ISDN Line</H1>


        WorkDir: /usr/local/www/htdocs/mrtg
	-->    丮

        Target[love]: 2:public@myrouter.somplace.edu
	--> [love] -> üũϰϴ  Ʈ ̴ ̸.
	              ߿  love.html ˴ϴ.  
	--> 2 :  Ʈȣ
	--> public :  commnunity ̸
	--> myrouter.somplace.edu :  ּ

        MaxBytes[love]: 64000
	-->> ۼӵ Ÿϴ.	

        Title[love]: Traffic Analysis ISDN
	-->> ״ ̿  ̶  ˴ϴ.

        PageTop[love]: <H1>Stats for our ISDN Line</H1>
	-->>    ö󰡴 Դϴ.

	.    ϱ.
	doc  config.html ̳ config.txt ϼ.

	׸ ѱ ѱ  ߰սô!!!	


    9.  MRTG ؾ߰? 
	run 丮 

	./mrtg mrtg.cfg 

	 Ͽ  ִٸ  ϴ.
	 ٸ  Ϳ Ʈ ڷḦ .
	׷ ó ϸ MRTG α  ٰ 
	޽ µ μ ϸ  ʹ
	 .


   10. MRTG crontab մϴ. 

       0,5,10,15,20,25,30,35,40,45,50,55 * * * * \
       /usr/local/mrtg/run/mrtg /usr/local/mrtg/run/mrtg.cfg 

	( ۼҶ  \  ߰? ǹ)

	ù÷  䵥 */5  ص ǰ.
	 /usr/local/www/htdocs/mrtg/    Ȯغ.

	 Ͽٸ ~~~~~~~



2. Ÿ

2.1.   
ũ ٸ   ʿմϴ.
 Target[love]  Ǿִµ ̷ [ ] ȿ  ִ 
ڿ  mrtg 丮 ؿ love.html   ׷
ϴ. ׷ٸ ̷ Ÿٿ     
Դϴ.  ׷ϱ  ũ  ָ޴ȭ̶ ұ.

indexmaker <mrtg.cfg> <regexp for router-names>

̷  Ǿִµ.

  ̷ ߽ϴ.

indexmaker -t 'All My Router' -r . -o \
/usr/local/www/htdocs/mrtg/index.html mrtg.cfg

( ۼҶ  \  ߰? ǹ)

ɾ  ø ذ ϴ.  ϱ⿡ ~



2.2. ,  ĳ 
MRTG ⺻ 5и ׷ Ʈմϴ.
׷ ó  ĳ    ִٰ մϴ.
ġ  Ѵٸ mrtg.cfg  WriteExpire
ġ  MetaDir Ű带  ؾմϴ.
̿ ؼ MRTG Ȩ .   Ǵϱ  ξϰ
ǳ׿.


2.3. ߰
MRTG   Ʈ Դϴٸ, 
SNMP ͸  ֽϴ.  ũ Ȳ, 
 , ̽  . 

̿ ؼ mibhelp.txt  contrib 丮 ϼ.





4. ġ

뷫   մϴ.
 Ͽ   ķ ̷ϴ.  ʳ 
  ϰ.

Ʈ  Ȯ ͸ؼ  뷮 ȸ
 սô. SNMP ؼ   Ͻñ.
  𸨴ϴ. 
