SMSEagle offers several ways to monitor its current health:
1. SNMP protocol
SNMP protocol is the most comprehensive method to monitor SMSEagle device health. SMSEagle device has a built-in Net-SNMP agent which allows access to Linux Host MIB tree of the device. This permits you to watch:
- typical Linux OS metrics like: CPU load, disk usage, memory usage, uptime, ping, HTTPS port, etc.
- metrics specific to SMSEagle: cellular network signal strength, outbox queue length, number of sent messages within last 24h/month, number of sending errors, etc.
SMSEagle also offers a number of API methods that allow checking current device status. The following API methods can be utilized:
- Get GSM/3G/4G signal strength
- Get outgoing queue length
- Get sentitems length
- Read SMS with parameter: folder=outbox (returns detailed information of each message in waiting queue)
3. Forwarding system logs to external log server
SMSEagle devices runs rsyslog for log managing. Rsyslog allows forwarding of logs to external logging server.
Please check latest user's manual. chapter "Forwarding logs to external server" for more details.
4. Community tools and solutions
There are great community tools that can be used to setup monitoring health of SMSEagle device. Here are some that we know of:
- Nagios/Icinga script to check SMSEagle devices
- Various Icinga tools to check SMSEagle status
- OpenNMS configuration module for monitoring for SMSEagle devices