A SFP module has the ability to monitor and alarm on a high or low temperature reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 7 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal temperature of the SFP exceeds the high temperature warning
level. The SFP temperature is stored at bytes 96 & 97 of the SFP diagnostic register table.
1: sfpLabel
Objects:
2: sfpTemperature
3: sfpThresholdHighTempWarning
•Low Temperature WarningBegin and Clear
A SFP module has the ability to monitor and alarm on a high or low temperature reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 6 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal temperature of the SFP falls below the low temperature warning
level. The SFP temperature is stored at bytes 96 & 97 of the SFP diagnostic register table.
1: sfpLabel
Objects:
2: sfpTemperature
3: sfpThresholdLowTempWarning
•High Vcc WarningBegin and Clear
A SFP module has the ability to monitor and alarm on a high or low Vcc voltage reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 5 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal supply voltage to the SFP exceeds the high voltage warning
level. The SFP voltage is stored at bytes 98 & 99 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low Vcc voltage reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 4 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal supply voltage to the SFP falls below the low voltage warning
level. The SFP voltage is stored at bytes 98 & 99 of the SFP diagnostic register table.
1: sfpLabel
Objects:
2: sfpTemperature
3: sfpThresholdLowVccWarning
•High TX Bias WarningBegin and Clear
A SFP module has the ability to monitor and alarm on a high or low TX bias current reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 3 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal current to the SFP transmitter exceeds the high current warning
level. The SFP TX current value is stored at bytes 100 & 101 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low TX bias current reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 2 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal current to the SFP transmitter falls below the low current warning
level. The SFP TX current value is stored at bytes 100 & 101 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low TX laser power reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 1 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the SFP transmitter laser power exceeds the high power warning level. The
SFP TX power value is stored at bytes 102 & 103 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low TX laser power reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 0 of byte 116 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the SFP transmitter laser power falls below the TX low power warning level.
The SFP TX power value is stored at bytes 102 & 103 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low RX laser power reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 7 of byte 117 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the SFP received laser power exceeds the high power warning level. The
SFP RX power value is stored at bytes 104 & 105 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low RX laser power reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 6 of byte 117 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the SFP received laser power falls below the low power warning level. The
SFP RX power value is stored at bytes 104 & 105 of the SFP diagnostic register table.
A SFP module has the ability to monitor and alarm on a high or low temperature
readings. This ability is internal to the SFP and is part of the digital diagnostic interface
common to many SFPs. This notification is sent when bit 7 of byte 112 in the real-time
diagnostic registers changes from 0 to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal temperature of the SFP exceeds the high temperature
alarm level. The SFP temperature is stored at bytes 96 & 97 of the SFP diagnostic
register table.
A SFP module has the ability to monitor and alarm on a high or low temperature reading. This
ability is internal to the SFP and is part of the digital diagnostic interface common to many SFPs.
This notification is sent when bit 6 of byte 112 in the real-time diagnostic registers changes from 0
to 1 (Begin) or from a 1 to a 0 (Clear).
This bit is set when the internal temperature of the SFP falls below the low temperature alarm
level. The SFP temperature is stored at bytes 96 & 97 of the SFP diagnostic register table.