snmp

• ref

  • query local system info 範例

    http://www.liquidweb.com/kb/how-to-install-and-configure-snmp-on-centos/
    

  • mib module

    http://net-snmp.sourceforge.net/wiki/index.php/TUT:Writing_a_MIB_Module
    

• 注意

  • snmp 目前到 v3

    https://en.wikipedia.org/wiki/Simple_Network_Management_Protocol
    

• config
  1. yum install net-snmp net-snmp-utils

• 載入廠商提供的 Mib file
  • http:\/\/taiwanwolf.blogspot.tw\/2012\/04\/centos-mib-file.html

• create mib file

  • http:\/\/stackoverflow.com\/questions\/3906916\/question-about-snmp-mib-file
  • http:\/\/www.net-snmp.org\/wiki\/index.php\/Agent_Architecture
  • http:\/\/www.net-snmp.org\/wiki\/index.php\/TUT:Writing_a_MIB_Module#Writing_Your_First_Module
  • http:\/\/www.net-snmp.org\/wiki\/index.php\/TUT:Writing_a_Dynamically_Loadable_Object (看這)
  • http:\/\/blog.chinaunix.net\/uid-23097562-id-2550089.html (看這)

• snmp python

  • http:\/\/www.nealc.com\/blog\/blog\/2013\/02\/23\/writing-an-snmp-agent-with-a-custom-mib-using-pysnmp\/

• convert mib file into pysnmp form
  • http:\/\/pysnmp.sourceforge.net\/faq\/pass-custom-mib-to-manager.html
  • mibdump.py \/opt\/mymib\/my-mib, 轉換後, 會存在 \/root\/.pysnmp\/mibs\/MY-MIB.py

• commands

  • snmpwalk -m IFT-SNMP-MIB.mib -v 1 -c public 172.27.112.213 .1

  • snmpget -v 1 -c public 172.27.112.109 iso.3.6.1.2.1.1.1.0

    要將 mib file 放在 /root/.snmp/mibs