manual:config:items:itemtypes:snmptrap
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manual:config:items:itemtypes:snmptrap [2020/02/20 08:13] martins-v use of the Perl module from the NET-SNMP package must be enabled |
manual:config:items:itemtypes:snmptrap [2021/01/28 15:46] (current) |
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| - log traps to the trap file which will be read by Zabbix:\\ log_enable = 1\\ log_file = [TRAP FILE] | - log traps to the trap file which will be read by Zabbix:\\ log_enable = 1\\ log_file = [TRAP FILE] | ||
| - set the date-time format:\\ date_time_format = %H:%M:%S %Y/%m/%d = [DATE TIME FORMAT] | - set the date-time format:\\ date_time_format = %H:%M:%S %Y/%m/%d = [DATE TIME FORMAT] | ||
| - | Now format the traps for Zabbix to recognise them (edit snmptt.conf): | + | |
| + | <note warning>The %%"%%net-snmp-perl%%"%% package has been removed in RHEL/CentOS 8.0-8.2; re-added in RHEL 8.3. For more information, see the [[:manual/installation/known_issues#snmp_traps|known issues]].</note> | ||
| + | |||
| + | Now format the traps for Zabbix to recognize them (edit snmptt.conf): | ||
| - Each FORMAT statement should start with "ZBXTRAP [address]", where [address] will be compared to IP and DNS addresses of SNMP interfaces on Zabbix. E.g.:\\ EVENT coldStart .1.3.6.1.6.3.1.1.5.1 "Status Events" Normal\\ FORMAT ZBXTRAP $aA Device reinitialized (coldStart) | - Each FORMAT statement should start with "ZBXTRAP [address]", where [address] will be compared to IP and DNS addresses of SNMP interfaces on Zabbix. E.g.:\\ EVENT coldStart .1.3.6.1.6.3.1.1.5.1 "Status Events" Normal\\ FORMAT ZBXTRAP $aA Device reinitialized (coldStart) | ||
| - See more about SNMP trap format below. | - See more about SNMP trap format below. | ||
| - | <note important>Do not use unknown traps - Zabbix will not be able to recognise them. Unknown traps can be handled by defining a general event in snmptt.conf:\\ EVENT general .* "General event" Normal</note> | + | <note important>Do not use unknown traps - Zabbix will not be able to recognize them. Unknown traps can be handled by defining a general event in snmptt.conf:\\ EVENT general .* "General event" Normal</note> |
| == Configuring Perl trap receiver == | == Configuring Perl trap receiver == | ||
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| <note warning>net-snmp agent does not support AES256 with SNMPv3/USM.</note> | <note warning>net-snmp agent does not support AES256 with SNMPv3/USM.</note> | ||
| == SNMP trap format == | == SNMP trap format == | ||
| - | All customised perl trap receivers and SNMPTT trap configuration must format the trap in the following way: | + | All customized perl trap receivers and SNMPTT trap configuration must format the trap in the following way: |
| **[timestamp] [the trap, part 1] ZBXTRAP [address] [the trap, part 2]**, where | **[timestamp] [the trap, part 1] ZBXTRAP [address] [the trap, part 2]**, where | ||
| * [timestamp] - timestamp used for log items | * [timestamp] - timestamp used for log items | ||
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| === - See also === | === - See also === | ||
| + | * [[https://blog.zabbix.com/snmp-traps-in-zabbix|Zabbix blog article on SNMP traps]] | ||
| * [[https://www.zabbix.org/wiki/Start_with_SNMP_traps_in_Zabbix|CentOS based SNMP trap tutorial on zabbix.org]] | * [[https://www.zabbix.org/wiki/Start_with_SNMP_traps_in_Zabbix|CentOS based SNMP trap tutorial on zabbix.org]] | ||