{"id":27,"date":"2010-07-29T09:18:28","date_gmt":"2010-07-29T09:18:28","guid":{"rendered":"http:\/\/www.demirel.web.tr\/?p=27"},"modified":"2021-09-08T12:24:35","modified_gmt":"2021-09-08T12:24:35","slug":"airties-modem-kullanarak-centos-uzerinde-mrtg-ve-snmp-yapilandirma","status":"publish","type":"post","link":"http:\/\/demirel.web.tr\/?p=27","title":{"rendered":"Airties Modem Kullanarak Centos \u00dczerinde MRTG ve SNMP Yap\u0131land\u0131rma"},"content":{"rendered":"<p>Sizde evde benim gibi kendi sunucusunu bulunduranlardan biriyseniz, en \u00e7ok bakman\u0131z gereken \u015feylerden birisi de a\u011f trafi\u011fidir. Bu \u015fekilde sunucunuzun ne kadar upload ve download yapt\u0131\u011f\u0131n\u0131 g\u00f6rebilirsiniz. Bunun i\u00e7in \u00f6ncelikle Airties modem \u00fczerinde SNMP ayarlar\u0131n\u0131 etkinle\u015ftirmeniz gerekiyor. Modeminizin y\u00f6netim paneline girdikten sonra Y\u00f6netim -&gt; SNMP men\u00fcs\u00fcne giriyoruz ve a\u015fa\u011f\u0131daki alanlar\u0131 kendimize g\u00f6re dolduruyoruz.<\/p>\n<p><a href=\"http:\/\/www.demirel.web.tr\/wp-content\/uploads\/2010\/07\/airties.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-28\" title=\"airties\" src=\"http:\/\/www.demirel.web.tr\/wp-content\/uploads\/2010\/07\/airties-300x253.png\" alt=\"\" width=\"300\" height=\"253\"><\/a><\/p>\n<p>Burada Topluluk ad\u0131 k\u0131sm\u0131na istedi\u011finiz ad\u0131 verebilirsiniz. Ben public yapt\u0131m.<\/p>\n<p>Daha sonra ayarlar\u0131 kaydediyoruz ve modem ile i\u015fimizi bitiriyoruz.Bundan sonraki ad\u0131m sunucu \u00fczerinde gerekli ayarlar\u0131 yapmak.<\/p>\n<p><strong>SNMP Kurulumu<\/strong><\/p>\n<p>Benim sunucum Centos oldu\u011fu i\u00e7in ayarlar\u0131 ona g\u00f6re anlataca\u011f\u0131m. \u0130lk olarak a\u015fa\u011f\u0131daki komutla snmp paketlerini kuruyoruz.<\/p>\n<address><em>yum install net-snmp<\/em><\/address>\n<address><em>yum install net-snmp-utils<\/em><\/address>\n<address>\n<\/address>\n<p>SNMP paketlerini kurduktan sonra \/etc\/snmp\/snmpd.conf dosyas\u0131n\u0131 a\u015fa\u011f\u0131daki sat\u0131rlara g\u00f6re d\u00fczenliyoruz. Buradaki localhost sat\u0131r\u0131 modeminizin IP adresi olacakt\u0131r.<\/p>\n<pre>com2sec local     localhost           public\ngroup MyRWGroup v1         local\ngroup MyRWGroup v2c        local\ngroup MyRWGroup usm        local\nview all    included  .1                               80\naccess MyRWGroup \"\"      any       noauth    exact  all    all    none\nsyslocation VSNL, India\nsyscontact Root &lt;vivek@nixcraft.tld&gt;\n<\/pre>\n<p>Sistemde iptables a\u00e7\u0131ksa a\u015fa\u011f\u0131daki sat\u0131r\u0131 \u00e7al\u0131\u015ft\u0131r\u0131yoruz.<\/p>\n<address><code>iptables --insert   RH-Firewall-1-INPUT&nbsp;  --protocol udp --dport  161 -j ACCEPT<\/code><\/address>\n<p>Sonra iptables&#8217;i kaydediyoruz.<\/p>\n<address><code>iptables-save &gt; \/etc\/sysconfig\/iptables<\/code><\/address>\n<p>snmp sunucumuzu sistem a\u00e7\u0131l\u0131\u015f\u0131nda ba\u015flayacak \u015fekilde a\u015fa\u011f\u0131daki komutlarla \u00e7al\u0131\u015ft\u0131r\u0131yoruz.<\/p>\n<address><code>chkconfig snmpd on<\/code><br \/>\n<code>service snmpd start<\/code><\/address>\n<p>A\u015fa\u011f\u0131daki komut ile snmp&#8217;nin a\u00e7\u0131k olup olmad\u0131\u011f\u0131n\u0131 kontrol ediyoruz.<\/p>\n<address><code>lsof -i UDP:snmp<br \/>\n<\/code><\/address>\n<p>Sonra port \u00fczerinde onun dinledi\u011fini onayl\u0131yoruz.<\/p>\n<address><code>snmpwalk -Os -c public -v 1 192.168.2.1 system<\/code><\/address>\n<p>A\u015fa\u011f\u0131daki komutla interface IP&#8217;sini g\u00f6rd\u00fc\u011f\u00fcm\u00fcze emin olmal\u0131y\u0131z.<\/p>\n<address><code> snmpwalk -v 1 -c public 192.168.2.1 IP-MIB::ipAdEntIfIndex<\/code><\/address>\n<p>Bu komuttan sonra a\u015fa\u011f\u0131daki gibi bir \u00e7\u0131kt\u0131 g\u00f6rmeliyiz.<\/p>\n<pre>IP-MIB::ipAdEntIfIndex.123.xx.yy.zzz = INTEGER: 2\nIP-MIB::ipAdEntIfIndex.127.0.0.1 = INTEGER: 1<\/pre>\n<p>SNMP yap\u0131land\u0131rmas\u0131 buraya kadar. Sonraki yap\u0131land\u0131rma MRTG ile ilgili.<\/p>\n<p><strong>MRTG Ayarlar\u0131<\/strong><\/p>\n<p>\u0130lk olarak a\u015fa\u011f\u0131daki komutla mrtg&#8217;yi kuruyoruz.<\/p>\n<address><code>yum install mrtg<\/code><\/address>\n<p>mrtg&#8217;yi kurduktan sonra a\u015fa\u011f\u0131daki komutla config dosyas\u0131 olu\u015fturuyoruz.<\/p>\n<address><code>cfgmaker --global 'WorkDir: \/var\/www\/html\/mrtg' --output  \/etc\/mrtg\/mrtg.cfg public@192.168.2.1<\/code><\/address>\n<p>Son olarak indexmaker komutunu kullanarak mrtg aray\u00fcz web sayfalar\u0131n\u0131 g\u00f6r\u00fcnt\u00fcleyece\u011fimiz index dosyalar\u0131n\u0131 olu\u015fturuyoruz.<\/p>\n<address><code>indexmaker --output=\/var\/www\/mrtg\/html\/index.html \/etc\/mrtg\/mrtg.cfg<\/code><\/address>\n<p>MRTG&#8217;nin cron ile otomatik g\u00fcncellenip g\u00fcncellenmedi\u011fine bakmak i\u00e7in a\u015fa\u011f\u0131daki komutu \u00e7al\u0131\u015ft\u0131r\u0131yoruz.<\/p>\n<address><code>cat \/etc\/cron.d\/mrtg<\/code><\/address>\n<p>A\u015fa\u011f\u0131daki gibi bir \u00e7\u0131kt\u0131 al\u0131yorsan\u0131z her\u015fey yolunda demektir.<\/p>\n<address>0-59\/5 * * * * root \/usr\/bin\/mrtg \/etc\/mrtg\/mrtg.cfg<\/address>\n<p>Art\u0131k mrtg sayfam\u0131z\u0131n \u00e7al\u0131\u015f\u0131p \u00e7al\u0131\u015fmad\u0131\u011f\u0131na bakabiliriz. Taray\u0131c\u0131dan sunucunun oldu\u011fu IP adresini sonuna mrtg ekleyerek bakt\u0131\u011f\u0131m\u0131zda a\u015fa\u011f\u0131daki gibi g\u00f6rmeliyiz.<\/p>\n<p><a href=\"http:\/\/www.demirel.web.tr\/wp-content\/uploads\/2010\/07\/mrtg.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-29\" title=\"mrtg\" src=\"http:\/\/www.demirel.web.tr\/wp-content\/uploads\/2010\/07\/mrtg-300x100.png\" alt=\"\" width=\"300\" height=\"100\"><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sizde evde benim gibi kendi sunucusunu bulunduranlardan biriyseniz, en \u00e7ok bakman\u0131z gereken \u015feylerden birisi de a\u011f trafi\u011fidir. Bu \u015fekilde sunucunuzun ne kadar upload ve download yapt\u0131\u011f\u0131n\u0131 g\u00f6rebilirsiniz. Bunun i\u00e7in \u00f6ncelikle&hellip;<a href=\"http:\/\/demirel.web.tr\/?p=27\" class=\"more-link\"><span class=\"more-button\">Continue reading<span class=\"screen-reader-text\">Airties Modem Kullanarak Centos \u00dczerinde MRTG ve SNMP Yap\u0131land\u0131rma<\/span><\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/posts\/27"}],"collection":[{"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=27"}],"version-history":[{"count":3,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/posts\/27\/revisions"}],"predecessor-version":[{"id":287,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=\/wp\/v2\/posts\/27\/revisions\/287"}],"wp:attachment":[{"href":"http:\/\/demirel.web.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=27"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/demirel.web.tr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=27"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}