Configuration - LibreNMS Sensor Maintenance

Temperature Sensors

Default Limits: 0.0°C - 70.0°C

Total Rules: 16

Rules are checked in order, first match wins. Exact match on sensor_type, pattern match on sensor_descr.

Sensor Type	Pattern (in descr)	Low Limit	High Limit
`entity-sensor`	**	°C	°C
`airos-af`	*Radio*	-40.0°C	75.0°C
`ceraos`	*Amplifier*	0.0°C	80.0°C
`ceraos`	*IDU*	0.0°C	80.0°C
`eaton-mgeups`	*Ambient*	0.0°C	55.0°C
`eaton-sc200`	*Battery*	-10.0°C	50.0°C
`eaton-sc200`	*Rect*	-10.0°C	70.0°C
`rfc1628`	*Battery*	-10.0°C	50.0°C
`routeros`	*cpu*	0.0°C	90.0°C
`routeros`	*sfp*	0.0°C	80.0°C
`routeros`	*board*	0.0°C	80.0°C
`routeros`	*switch*	0.0°C	90.0°C
`routeros`	*temperature*	0.0°C	80.0°C
`swos`	*Processor*	0.0°C	90.0°C
`swos`	*SFP*	0.0°C	80.0°C
`tachyon`	**	°C	°C

Total Rules: 22

Rules are checked in order, first match wins. Special handlers provide dynamic limits.

Sensor Type	Pattern (in descr)	Handler	Description
`entity-sensor`	*PSU 1 Input*	ac	AC Power: 216-253V
`entity-sensor`	*PSU 2 Input*	ac	AC Power: 216-253V
`entity-sensor`	*PSU 1 Output*	static	{'nominal': 12.0, 'tolerance_percent': 5.0}
`entity-sensor`	*PSU 2 Output*	static	{'nominal': 12.0, 'tolerance_percent': 5.0}
`apc`	*Input*	ac	AC Power: 216-253V
`apc`	*Output*	ac	AC Power: 216-253V
`eaton-sc200`	*Input*	ac	AC Power: 216-253V
`eaton-sc200`	*AC*	ac	AC Power: 216-253V
`eaton-sc200`	*Bus*	battery	Battery: Auto-detect (11.5-14.7V per 12V battery)
`eaton-sc200`	*DC*	battery	Battery: Auto-detect (11.5-14.7V per 12V battery)
`edgeos-ep`	*Input Voltage PSU*	battery	Battery: Auto-detect (11.5-14.7V per 12V battery)
`edgeos-ep`	*Output Voltage*	poe	PoE: 24V (21-27V) or 48V (44-57V)
`rfc1628`	*Battery*	battery	Battery: Auto-detect (11.5-14.7V per 12V battery)
`rfc1628`	*Bypass*	ac	AC Power: 216-253V
`rfc1628`	*Input*	ac	AC Power: 216-253V
`rfc1628`	*Output*	ac	AC Power: 216-253V
`ceraos`	*voltage*	poe	PoE: 24V (21-27V) or 48V (44-57V)
`routeros`	*sfp*	sfp	SFP: 3.3V ±10% (2.97-3.63V)
`routeros`	*SFP*	sfp	SFP: 3.3V ±10% (2.97-3.63V)
`routeros`	*POE*	poe	PoE: 24V (21-27V) or 48V (44-57V)
`routeros`	*voltage*	battery	Battery: Auto-detect (11.5-14.7V per 12V battery)
`swos`	*SFP*	sfp	SFP: 3.3V ±10% (2.97-3.63V)

Total Rules: 3

Optical power levels for SFP modules.

Sensor Type	Pattern (in descr)	Handler	Description
`entity-sensor`	**
`routeros`	*Tx*	sfp_tx	SFP Transmit: -10 to +3 dBm
`routeros`	*Rx*	sfp_rx	SFP Receive: -20 to 0 dBm

Total Rules: 3

Electrical current measurements in Amps.

Sensor Type	Pattern (in descr)	Handler	Description
`routeros`	*POE*	poe	PoE Current: 0-0.8A (covers 802.3af and 802.3at)
`routeros`	*Tx Bias*	sfp_bias	SFP Tx Bias: 0-0.1A (100mA)
`swos`	*Bias*	sfp_bias	SFP Tx Bias: 0-0.1A (100mA)

Total Rules: 1

Power consumption in Watts.

Sensor Type	Pattern (in descr)	Handler	Description
`routeros`	*POE*	poe	PoE Power: 0-35W (covers 802.3af and 802.3at)