NBS-SFF-MIB Table View

ifIndex from MIB2

The MSA Identifier as reported in the MSA memory map, +1.

Some of these MSA Identifiers are also represented in
nbsCmmcPortType from the NBS-CMMC-MIB:

nbsSffMsaIdentifier nbsCmmcPortType
-…

The field should be set to 04h for all SFP modules indicating
serial ID module definition.

Not supported value: 0

The Optical Connector as reported in the MSA memory map, +1.

Here is the list of values:
1 - unknown
2 - SC
3 - Fiber Channel Style 1 copper connector
4 - Fiber Channel Style 2 copper connector
5 - BNC/TN…

The following bit significant indicators define the
electronic or optical interfaces that are supported by the
SFP transceiver. At least one bit shall be set in this field.
For Fibre Channel SFPs, the Fibre Channel spee…

The encoding value indicates the serial encoding mechanism
that is the nominal design target of the particular
transceiver. The value shall be contained in the serial data.
For XFPs this object must return notSupported,…

The nominal bit rate (BR, nominal) is specified in units of
100 Megabits per second, rounded off to the nearest 100
Megabits per second. The bit rate includes those bits
necessary to encode and delimit the signal as wel…

This value specifies the link length that is supported by the
transceiver while operating in compliance with the applicable
standards using single mode fiber. The value is in units of
kilometers. A value of 255 means th…

This value specifies the link length that is supported by the
transceiver while operating in compliance with the applicable
standards using single mode fiber. The value is in units of
100 meters. A value of 255 means th…

This value specifies link length that is supported by the
transceiver while operating in compliance with applicable
standards using 50 micron multimode OM2 [500MHz*km at 850nm,]
fiber. The value is in units of 10 meters…

This value specifies link length that is supported by the
transceiver while operating in compliance with applicable
standards using 62.5 micron multimode OM1 [200 MHz*km at
850nm, 500 MHz*km at 1310nm] fiber. The value …

This value specifies the minimum link length that is supported
by the transceiver while operating in compliance with the
applicable standards using copper cable. The value is in units
of 1 meter. A value of 255 means th…

The vendor name is a 16 character field that contains ASCII
characters, The vendor name shall be the full name of the
corporation, a commonly accepted abbreviation of the name of
the corporation, the SCSI company code f…

The vendor organizationally unique identifier field (vendor
OUI) is a 3-byte field that contains the IEEE Company
Identifier for the vendor. A value of all zero in the 3-byte
field indicates that the Vendor OUI is unspe…

The vendor part number (vendor PN) is a 16-byte field that
contains ASCII characters, left-aligned, defining the vendor
part number or product name.

Unlike the MSA standard, agent returns size 0 string if…

The vendor revision number (vendor rev) is a 4-byte field that
contains ASCII characters, defining the vendor's product
revision number.

Unlike the MSA standard, agent returns size 0 string if the
part nu…

The check code is a one byte code that can be used to verify
that the first 64 (0-63) bytes of serial information in the
SFP transceiver is valid.Returns yes if checksum matches, no
if checksum doesn't match. For XFPs, …

Byte 65 Bit 1. Signal as defined in the specification

Byte 65 Bit 2. Signal as defined in the specification

Byte 65 Bit 3.TX_FAULT signal implemented. Reset definition
in Section III and Laser Fault condition, Generated by laser
safety system.

Byte 65 Bit 4.TX_DISABLE is implemented and disables the
serial output.

Byte 65 Bit 5.If this bit is set then active control of the
rate select pin is required to change rates. If bit is not
set, no control of pin is required. In all cases, compliance
with multiple rate standards should be …

The upper bit rate limit at which the SFP transceiver will
still meet its specifications (BR, max) is specified in units
of 1% above the nominal bit rate. A value of zero indicates
that this field is not specified.

The lower bit rate limit at which the SFP transceiver will
still meet its specifications (BR, min) is specified in units
of 1% below the nominal bit rate. A value of zero indicates
that this field is not specified.

The vendor serial number (vendor SN) is a 16 character field
that contains ASCII characters, left-aligned and padded on
the right with ASCII spaces (20h), defining the vendor's
serial number for the SFP transceiver. A v…

The date code is an 8-byte field that contains the vendor's
date code in ASCII characters. The date code is mandatory.

The check code is a one byte code that can be used to verify
that the first 32 bytes of extended serial information in the
SFP transceiver is valid. The check code shall be the low
order 8 bits of the sum of the content…

Extended identifier of class of Power.

Extended identifier of class of Temperature.
class0 - Temperature in [-5, 70C]
class1 - Temperature in [-40, 85C]
class2 - reserved
class3 - defined by MIB objects nbsSffDwdmMaxCaseTemperature &
nbsSffDwdmMinCa…

Extended identifier of class of WDM.
1 - No WDM
2 - CWDM
3 - DWDM
4 - Reserved

This value specifies the link length in kilometers that is
supported by the transceiver while operating in compliance
with the applicable standards using single mode fiber.

This field defines the maximum operating case temperature in
Celsius. For WDMs, this value is in byte 15 in A0h, For XFPs,
this value is in byte 190.

This field defines the minimum operating case temperature
in Celsius.

This field defines the maximum supply current, in milli Amps,
which the module will consume under worst case conditions.

This specifies the tuning range from 1 to 63, where 1
indicates this module is not tunable by user commands.

This field identifies the densest channel spacing the module
is compatible with and the number of channels over which the
module may be tuned by user command.

DWDM Variable Decission Threshold.

DWDM Wavelength monitor type in A2 byte.

DWDM Extended Transmit Power Type.

DWDM Variable Optical Atttenuator.

DWDM Pilot Tone Functionality.

DWDM Optional Interrupt Pin.

Nominal transmitter output wavelength.

For SFPs, per Specification for DWDM SFP Transceiver,
section 2.2.1, The laser wavelength
is equal to the 16 bit integer value in nm (16 bit value with
byte 60 as hi…

Nominal transmitter frequency, in MHz

ITU Channel Band

ITU Channel Number

The rate identifier byte refers to several (optional) industry
standard definitions of Rate_Select or Application_Select
control behaviors, intended to manage transceiver optimization
for multiple operating rates.

This value specifies link length that is supported by the
transceiver while operating in compliance with applicable
standards using 50 micron multimode OM3 [2000 MHz*km] fiber.
The value is in units of 10 meters. A valu…

Nominal transmitter output wavelength at room temperature. 16
bit value with byte 60 as high order byte and byte 61 as low
order byte. The laser wavelength is equal to the the 16 bit
integer value in nm. This field allo…

Byte 64, bit 0. Value of 1 identifies a conventional
limiting (or unspecified) receiver output. Value of 2
identifies a linear receiver output.

Byte 64, bit 1. Value 1 identifies Power Level 1 (or
unspecified) requirements. Value 2 identifies a Power
Level2 requirements.

Byte 64, bit 2. Value 1 identifies a conventional
uncooled (or unspecified) laser implementation. Value 2
identifies a cooled laser transmitter implementation.

Byte 92, bit 2 indicates whether or not it is necessary for
the host to perform an address change sequence before
accessing information at 2-wire serial address A2h. If this
bit is not set, the host may simply read from…

Byte 92, bit 3 indicates whether the received power
measurement represents average input optical power or OMA.
If the bit is set, average power is monitored. If it is not,
OMA is monitored. For XFPs, the address locatio…

Byte 92, bit 4 Externally Calibrated
Two calibration options are possible if bit 6 has been set
indicating that digital diagnostic monitoring has been
implemented. If bit 4 is set, the reported values are A/D
counts whi…

Byte 92, bit 5 Internally Calibrated.
Two calibration options are possible if bit 6 has been set
indicating that digital diagnostic monitoring has been
implemented. If bit 5, Internally calibrated is set, the
transceive…

Byte 92, bit 6. If this bit is set indicating that digital
diagnostic monitoring has been implemented, received power
monitoring, transmitted power monitoring, bias current
monitoring, supply voltage monitoring and temp…

Byte 93 bit 1. Optional Rate Select control implemented per
SFF-8431. Sets to 1 if not implemented, 2 if implemented.

Based on byte 93 bit 2. Optional Application Select control
implemented per SFF-8079. Sets to 1 if not
implemented, 2 if implemented.

Based on byte 93 bit 3. Optional soft RATE_SELECT control and
monitoring implemented. Sets to 1 if not implemented,
2 if implemented.

Based on byte 93 bit 4. Optional soft RX_LOS monitoring
implemented. Sets to 1 if not implemented, 2 if implemented.

Based on byte 93 bit 5. Optional soft TX_FAULT monitoring
implemented. Sets to 1 if not implemented, 2 if implemented.

Based on byte 93 bit 6. Optional soft TX_DISABLE control and
monitoring implemented.Sets to 1 if not implemented, 2 if
implemented.

Based on byte 93 bit 7. Optional Alarm/warning flags
implemented for all monitored quantities.Sets to 1 if
not implemented, 2 if implemented. See Table 3.18

Byte 94 contains an unsigned integer that indicates which
feature set(s) are implemented in the transceiver.

Module temperature in centigradese.

Predefined temperature for low alarm threshold in
Centigrades.

Predefined temperature for low warning threshold in
Centigrades

Predefined temperature for high warning threshold in
Centigrades

Predefined temperature for high alarm threshold in
Centigrades

Internally measured supply voltage in transceiver in the
units of Volts. Bytes 98 & 99 of Address A2h

Predefined voltage for low alarm threshold in the
units of Volts.

Predefined voltage for low warning threshold in the
units of Volts.

Predefined voltage for high warning threshold in the
units of Volts.

Predefined voltage for high alarm threshold in the
units of Volts.

Internally measured TX Bias Current in the units of mA.
Bytes 100 & 101 of Address A2h

Predefined bias current for low alarm threshold in the
units of mA

Predefined bias current for low warning threshold in
the units of mA

Predefined bias current for high warning threshold in the
units of mA

Predefined bias current for high alarm threshold in the
units of mA

Measured TX output power in the units of dBm.

Predefined Tx output power for low alarm threshold in the
units of dBm.

Predefined Tx output power for low warning threshold in the
units of dBm.

Predefined Tx output power for high warning threshold in the
units of dBm.

Predefined Tx output power for high alarm threshold in
the units of dBm.

Measured received optical power.
Received power, RX_PWR, is given in uW by the
following equation:
Rx_PWR (uW) = Rx_PWR(4) * Rx_PWR AD
4 (16 bit unsigned integer) +
Rx_PWR(3) * Rx_PWR AD
3 (16 bit unsigned integer) +
Rx…

Predefined Rx input power for low alarm threshold in
the units of dBm.

Predefined Rx input power for low warning threshold in
the units of dBm.

Predefined Rx input power for high warning threshold in the
units of dBm.

Predefined Rx input power for high alarm threshold in
the units of dBm.

Indicates transceiver has achieved power up and data is ready.
Bit remains high until data is ready to be read at which time
the device sets the bit low. Byte 110, bit 0 of A2h

Digital state of the RX_LOS Output Pin. Updated within 100ms
of change on pin. Byte 110, bit 1 of A2h

Digital state of the TX Fault Output Pin. Updated within
100ms of change on pin. Byte 110, bit 2 of A2h

Read/write bit that allows software rate select control.
Writing 1 selects full bandwidth operation. This bit is
OR'd with the hard Rate_Select, AS(0) or RS(0) pin value.
See Table 3.11 for timing requirements. Default …

Digital state of the SFP Rate_Select Input Pin. Updated within
100ms of change on pin. Note: This pin is also known as AS(0)
in SFF-8079 and RS(0) in SFF-8431. Byte 110, bit 4 of A2h

Reserved for digital state of input pin AS(1) per SFF-8079 and
RS(1) per SFF-8431. Updated within 100ms of change on pin. See
A2h Byte 118, Bit 3 for Soft RS(1) Select control information.
Byte 110, bit 5 of A2h

Read/write bit that allows software disable of laser.
Writing 1 disables laser. See Table 3.11 for enable/
disable timing requirements. This bit is OR d with the hard
TX_DISABLE pin value. Note, per SFP MSA TX_DISABLE p…

Digital state of the TX Disable Input Pin. Updated within
100ms of change on pin.

Fixed decimal (unsigned) calibration data, laser bias
current measured in mA.

Fixed decimal (signed two's complement) calibration data,
laser bias current measured in mA.

Fixed decimal (unsigned) calibration data, transmitter
coupled output power in the units of dBm.

Fixed decimal (signed two's complement) calibration data,
transmitter coupled output power in the units of dBm.

Fixed decimal (unsigned) calibration data, internal module
temperature in C

Fixed decimal (signed two's complement) calibration data,
internal module temperature in C

Fixed decimal (unsigned) calibration data, internal module
supply voltage in Volts.

Fixed decimal (signed two's complement) calibration data,
internal module supply voltage in Volts.

Reserved for SFF-8431 Power Level (maximum power dissipation)
enable.
Value of zero disables Power Level 2 (1.0 Watt max).
Value of one enables Power Level 2 (1.5 Watt max).
Refer to Table 3.7 for Power Level declaratio…

Reserved for SFF-8431 Power Level (maximum power dissipation)
status.Value of zero indicates Power Level 1 operation
(1.0 Watt max) Value of one indicates Power Level 2 operation
(1.5 Watt max).Refer to Table 3.7 for Po…

Read/write bit that allows software Tx rate control. Writing
1 selects full speed Tx operation. This bit is OR d with the
hard RS(1) pin value.See Table 3.11 for timing requirements.
Default at power up is logic zero/lo…

MIB2 ifIndex of this port

Some Gigabit Ethernet compatible SFP transeivers, such as
SFP-FDSGMII-M and SFP-FDSGMII-LR, have a built-in SGMII PHY.
Those that do require special autonegotiation processing,
without which autonegotiation will fail an…