SNMPv2-SMI::enterprises.20006.1.3.1.17 "USERS OK - 0 users currently logged in" Which should output something like: 1427244215ĭISMAN-EVENT-MIB::sysUpTimeInstance 0:1:10:08.85 You can view the contents of the trap with the following command: cat /var/spool/snmptt/#snmptt-trap-1427244215674243 Which should show a directory listing of the spooled traps, for example they are named: -rw-r-r- 1 root root 395 Mar 25 11:43 #snmptt-trap-1427244215674243 To see if the file exists type the following command: ls -al /var/spool/snmptt/ Once received, it will be created as a file in /var/spool/snmptt/ Next, from the device that sends SNMP Traps, get it to send through a trap. Which should produce the output like: Stopping snmptt: RHEL 7+ | CentOS 7+ | Oracle Linux 7+ | Debian | Ubuntu 16/18/20 systemctl stop rvice To stop the snmptt service execute the command for your operating system (OS): This lets you confirm that the received traps are actually being spooled. In the following steps, we are going to stop the snmptt service so it does not process the trap. When SNMP Traps are working correctly they are placed into the spool folder by snmptrapd and almost instantly snmptt processes the spooled trap and then deletes it. Steps below will require you to stop the snmptrapd service, the commands for your OS are as follows: Steps below will require you to restart the snmptrapd service, the commands for your OS are as follows:
#How to configure snmp trap receiver in os x how to#
If you find that snmptt is not installed, you need to follow the guide " How to Integrate SNMP Traps With Nagios XI". If snmptt is NOT running, it will produce output like: snmptt is stopped
If snmptt is running, it should produce output like: snmptt (pid 11612) is running. Execute the command for your operating system (OS): If you find that snmptrapd is not installed, you need to follow the guide " How to Integrate SNMP Traps With Nagios XI".Īlso, you should confirm that the snmptt service is installed, if it is not then the snmptrapd service is going to have problems. If snmptrapd is NOT installed, it will produce output like: snmptrapd: unrecognized service To ENABLE snmptrapd on boot and to start it, execute the following commands depending on your OS: If the snmptrapd service is NOT running, this means that spooled SNMP Traps will not be rejected. If snmptrapd is NOT running, it will produce output like: snmptrapd is stopped If snmptrapd is running, it should produce output like: snmptrapd (pid 11612) is running. RHEL 7+ | CentOS 7+ | Oracle Linux 7+ | Debian | Ubuntu 16/18/20
In many steps of this article you will be required to edit files. Before proceeding you would have followed the other troubleshooting articles " Inbound UDP Traffic" and " Firewall Rules". These steps help confirm that the snmptrapd service is working correctly. The snmptrapd service is what receives an SNMP Trap from the networking stack and then places it into a spool directory for the snmptt service to process.
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