1. 概述

snmp简单概述

2. 编译安装

snmp安装/配置
编译安装

3. 命令行

snmpd命令手册
snmpget：

  1. # snmpget -v 2c -c public 192.168.122.119 SNMPv2-MIB::sysName.0
  2. # snmpget -v 2c -c public 127.0.0.1 1.3.6.1.2.1.1.5.0

snmpset：

  1. # snmpset -c public -v 2c 192.168.122.119 1.3.6.1.4.1.2021.2.1.1.2 i 70

snmptrap：

  1. # snmptrap -v [2c|3] [COMMON OPTIONS] [-Ci] AGENT uptime trap-oid [OID TYPE VALUE]
  2. # snmptrap -v 2c -c public 192.168.122.119:162 0 1.3.6.1.4.1.2345 1.3.6.1.4.1.2345.1 s "hello!"

4. 编码

官方编码指导：暂无code详细指导
notification参考

4.1 snmpd

  1. # vi snmpd.conf
  3. agentAddress  udp:1161
  4. view all included .1
  6. rwcommunity public default -V all
  9. syslocation www.eversec.com
  11. trap2sink   localhost:1162 public
  13. iquerySecName internalUser
  14. rouser internalUser
  15. defaultMonitors yes
  16. linkUpDownNotifications yes
  17. master agentx
  18. agentXSocket tcp:localhost:705
  21. # snmpd -c snmpd.conf
  22. # snmpd --help

4.2 snmp trap

4.2.1 接收端

  1. 配置文件
  2. # cat /usr/local/net-snmp/share/snmp/snmptrapd.conf
  3. authcommunity log,execute,net public
  5. 调试命令
  6. # ./snmptrapd -c /usr/local/net-snmp/share/snmp/snmptrapd.conf -f -Le -d 162
  8. 输出结果
  10. Received 82 byte packet from UDP: [192.168.122.119]:43863->[192.168.122.119]:162
  11. 0000: 30 50 02 01  01 04 06 70  75 62 6C 69  63 A7 43 02    0P.....public.C.
  12. 0016: 04 4E BF CF  88 02 01 00  02 01 00 30  35 30 0D 06    .N.........050..
  13. 0032: 08 2B 06 01  02 01 01 03  00 43 01 00  30 15 06 0A    .+.......C..0...
  14. 0048: 2B 06 01 06  03 01 01 04  01 00 06 07  2B 06 01 02    +...........+...
  15. 0064: 01 01 07 30  0D 06 08 2B  06 01 02 01  01 07 00 02    ...0...+........
  16. 0080: 01 0A                                                 ..
  18. 2021-01-23 20:04:38 localhost.localdomain [UDP: [192.168.122.119]:43863->[192.168.122.119]:162]:
  19. DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (0) 0:00:00.00 SNMPv2-MIB::snmpTrapOID.0 = OID: SNMPv2-MIB::sysServices  SNMPv2-MIB::sysServices.0 = INTEGER: 10

4.2.2 发送端

  1. # snmptrap -v 2c -c public 192.168.122.119:162 0 1.3.6.1.2.1.1.7 1.3.6.1.2.1.1.7.0 i 10
  2. # snmptrap -v 2c -c public 192.168.122.119:162 0 SNMPv2-MIB::sysServices SNMPv2-MIB::sysServices.0 i 10

5. 参考资料