vdsl2LConfProfL0Time
HUAWEI-VDSL2-LINE-MIB ·
.1.3.6.1.4.1.2011.6.115.1.5.1.2.1.26
Object
column
r/w
seconds Unsigned32
This minimum time (in seconds) between an Exit from the L2 state and the next Entry into the L2 state. Unit: seconds
Context
- MIB
- HUAWEI-VDSL2-LINE-MIB
- OID
.1.3.6.1.4.1.2011.6.115.1.5.1.2.1.26- Type
- column
- Access
- readwrite
- Status
- current
- Units
- seconds
- Parent
- vdsl2LineConfProfEntry
- Table
- vdsl2LineConfProfTable
- Siblings
- 74
Syntax
seconds Unsigned32
Values & Constraints
Object Constraints
range: 0-255
Related Objects
Sibling Objects
| Object | Type | Syntax | OID |
|---|---|---|---|
| vdsl2LConfProfProfileName This object identifies a row in this table. | column | OctetString | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.1 |
| vdsl2LConfProfRaUsTimeDs The Downstream Up-Shift Time Interval, to be used when
Vdsl2LineConfRaModeDs is set to DynamicRa. The interval of
time that the downstream noise margin should stay above the
Down… | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.10 |
| vdsl2LConfProfRaUsTimeUs The Upstream Up-Shift Time Interval, to be used when
Vdsl2LineConfRaModeUs is set to DynamicRa. The interval of
time the upstream noise margin should stay above the
Upstream Up-s… | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.11 |
| vdsl2LConfProfRaDsNrmsDs The Downstream Down-Shift Noise Margin value, to be used when
Vdsl2LineConfRaModeDs is set to DynamicRa. If the downstream
noise margin is below this value and stays below that f… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.12 |
| vdsl2LConfProfRaDsNrmsUs The Upstream Downshift Noise Margin value, to be used when
Vdsl2LineConfRaModeUs is set to DynamicRa. If the upstream
noise margin is below this value and stays below that for mo… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.13 |
| vdsl2LConfProfRaDsTimeDs The Downstream Downshift Time Interval, to be used when
Vdsl2LineConfRaModeDs is set to DynamicRa. The interval of
time the downstream noise margin should stay below the
Downstre… | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.14 |
| vdsl2LConfProfRaDsTimeUs The Upstream Down-Shift Time Interval, to be used when
Vdsl2LineConfRaModeUs is set to DynamicRa. The interval of
time the upstream noise margin should stay below the Upstream
Do… | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.15 |
| vdsl2LConfProfTargetSnrmDs The minimum Noise Margin the xTU-R receiver shall achieve,
relative to the BER requirement for each of the downstream
bearer channels, to successfully complete initialization.
The… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.16 |
| vdsl2LConfProfTargetSnrmUs The minimum Noise Margin the xTU-C receiver shall achieve,
relative to the BER requirement for each of the upstream
bearer channels, to successfully complete initialization.
The t… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.17 |
| vdsl2LConfProfMaxSnrmDs The maximum Noise Margin the xTU-R receiver shall try to
sustain. If the Noise Margin is above this level, the xTU-R
shall request that the xTU-C reduce the xTU-C transmit power
t… | column | 0.1 dB SNMPv2-SMIUnsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.18 |
| vdsl2LConfProfMaxSnrmUs The maximum Noise Margin the xTU-C receiver shall try to
sustain. If the Noise Margin is above this level, the xTU-C
shall request that the xTU-R reduce the xTU-R transmit power
t… | column | 0.1 dB SNMPv2-SMIUnsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.19 |
| vdsl2LConfProfScMaskDs Sub-carriers mask. A bitmap of 512 bits that allows masking
up to 512 downstream sub-carriers, depending on NSCds. If bit
i (0 <= i < NSCds) is set to '1', the respective
… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2ScMaskDs | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.2 |
| vdsl2LConfProfMinSnrmDs The minimum Noise Margin the xTU-R receiver shall tolerate.
If the noise margin falls below this level, the xTU-R shall
request that the xTU-C increase the xTU-C transmit power.
I… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.20 |
| vdsl2LConfProfMinSnrmUs The minimum Noise Margin the xTU-C receiver shall tolerate.
If the noise margin falls below this level, the xTU-C shall
request that the xTU-R increase the xTU-R transmit power.
I… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.21 |
| vdsl2LConfProfMsgMinUs Minimum Overhead Rate Upstream. Defines the minimum rate of
the message-based overhead that shall be maintained by the xTU
in upstream direction. Expressed in bits per second an… | column | bits/second Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.22 |
| vdsl2LConfProfMsgMinDs Minimum Overhead Rate Downstream. Defines the minimum rate of
the message-based overhead that shall be maintained by the xTU
in downstream direction. Expressed in bits per secon… | column | bits/second Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.23 |
| vdsl2LConfProfXtuTransSysEna xTU Transmission System Enabling (XTSE). A list of the
different coding types enabled in this profile. It is coded
in a bit-map representation with 1 or more bits set. A bit
se… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2TransmissionModeType | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.24 |
| vdsl2LConfProfPmMode Power management state Enabling. Defines the power states the
xTU-C or xTU-R may autonomously transition to on this line.
Options:
1. allowTransitionsToIdle (0)
2. allowTransiti… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2LConfProfPmMode | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.25 |
| vdsl2LConfProfL2Time This minimum time (in seconds) between an Entry into the
L2 state and the first Power Trim in the L2 state and between
two consecutive Power Trims in the L2 State.
Unit: seconds | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.27 |
| vdsl2LConfProfL2Atpr The maximum aggregate transmit power reduction (in dB) that
can be performed at transition of L0 to L2 state or through a
single Power Trim in the L2 state.
It ranges from 0 dB to… | column | dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.28 |
| vdsl2LConfProfL2Atprt The total maximum aggregate transmit power reduction
(in dB) that can be performed in an L2 state. This is the
sum of all reductions of L2 Request (i.e., at transition of
L0 to L2… | column | dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.29 |
| vdsl2LConfProfScMaskUs Sub-carriers mask. A bitmap of 64 bits that allows masking
up to 64 downstream sub-carriers, depending on NSCds. If
bit i (0 <= i < NSCus) is set to '1', the respective
up… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2ScMaskUs | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.3 |
| vdsl2LConfProfDpboEpsd This parameter defines the PSD mask that is assumed to be permitted at the exchange.
This parameter shall use the same format as PSDMASKds.The maximum number of breakpoints
for … | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2DpboEpsd | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.30 |
| vdsl2LConfProfDpboEsel This configuration parameter defines the assumed electrical length of
cables (E-side cables) connecting exchange based DSL services to a remote
flexibility point (cabinet), that … | column | 0.5dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.31 |
| vdsl2LConfProfDpboEscm This configuration parameter defines a cable model in terms of three scalars
DPBOESCMA, DPBOESCMB and DPBOESCMC that shall be used to describe the frequency
dependent loss of E-s… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2DpboEscm | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.32 |
| vdsl2LConfProfDpboMus DPBOMUS defines the assumed Minimum Usable receive Signal PSD (in dBm/Hz) for
exchange based services, used to modify parameter DPBOFMAX defined below. It
shall be coded as an u… | column | -0.5dBm/Hz Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.33 |
| vdsl2LConfProfDpboFmin DPBOFMIN defines the minimum frequency from which the DPBO shall be applied.
It shall be coded as a 16 bits unsigned integer representing a frequency in
multiple of 4.3125 KHz. … | column | 4.3125 KHz Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.34 |
| vdsl2LConfProfDpboFmax DPBOFMAX defines the maximum frequency at which DPBO may be applied. It shall be
coded as a 16 bits unsigned integer representing a frequency in multiple of 4.3125 KHz.
The range… | column | 4.3125 KHz Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.35 |
| vdsl2LConfProfUpboPsdBand This parameter defines the UPBO reference PSD used to compute the upstream power back-off
for each upstream band except US0. A UPBOPSD defined for each band shall consist of two
… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2UpboPsdBand | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.36 |
| vdsl2LConfProfUpboKl This parameter defines the electrical loop length expressed in dB at 1MHz, kl0, configured by
the CO-MIB. The value shall be coded as an unsigned 16 bit number in the range 0 (cod… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.37 |
| vdsl2LConfProfUpboKlf This parameter is a flag that forces the VTU-R to use the electrical loop length of the CO-MIB
(UPBOKL) to compute the UPBO. The value shall be forced if the flag is set to 1. Oth… | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2UpboKlf | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.38 |
| vdsl2LConfProfRowStatus This object is used to create a new row or to modify or
delete an existing row in this table.
A profile is activated by setting this object to 'active'.
When 'active' is set, the … | column | SNMPv2-TCRowStatus | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.39 |
| vdsl2LConfProfRfiBands The subset of PSD mask breakpoints that shall be
used to notch an RFI band.
It is a string of bands consist of begin tone index
and end tone index.
for example :0-10,20-50,100-409… | column | OctetString | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.4 |
| vdsl2LConfProfVDSLtoneblackout The subset of subcarriermask that shall be
used to mask the subcarriers.
It is a string of bands consist of begin tone index
and end tone index.
for example :0-10,20-50,100-4095
I… | column | OctetString | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.5 |
| vdsl2LConfProfRaModeDs The mode of operation of a rate-adaptive xTU-C in the transmit
direction.
Options:
1. manual(1) - No Rate-Adaptation. The initialization
… | column | Enumeration | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.6 |
| vdsl2LConfProfReferenceClock This object configures the clock reference for the ATU-C
in a VDSL Line. | column | Vdsl2LineClockReferenceType | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65534 |
| vdsl2LConfProfBitSwapDs Enables or disables the bit swap downstream of a line. | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2BitSwap | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65535 |
| vdsl2LConfProfBitSwapUs Enables or disables the bit swap upstream of a line. | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2BitSwap | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65536 |
| vdsl2LConfProfUpboBoostMode Options:
1. disable(1) - The Equalized FEXT UPBO method is not supported
2. enable(2) - The Equalized FEXT UPBO method is supported | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2UpboBoostMode | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65537 |
| vdsl2LConfProfDpboEselMin DPBOESELMIN in dB is the minimum of all main cable losses for the KVz supplied when using
the SOL model (expansion of a KVz and VDSL2 provision of additional KVz areas from this K… | column | 0.5dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65538 |
| vdsl2LConfProfUpboKl0RefBand Octets 0+1 - length[1]
Octets 2+3 - length[2]
Octets 4+5 - length[3]
Octets 6+7 - length[4] | column | HUAWEI-VDSL2-LINE-TC-MIBVdsl2UpboKl0RefBand | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65539 |
| vdsl2LConfProfSosTimeDs The parameter is used in the specification of the receiver initiated SOS.
If the value of this parameter is not zero, the standard SOS triggering criteria are enabled,
and the v… | column | 64ms Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65540 |
| vdsl2LConfProfSosTimeUs The parameter is used in the specification of the receiver initiated SOS.
If the value of this parameter is not zero, the standard SOS triggering criteria are enabled,
and the v… | column | 64ms Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65541 |
| vdsl2LConfProfSosNtonesDs This parameter is defined as the minimum percentage of tones in the downstream MEDLEY SET
that must be degraded in order to arm the first sub-condition of the standard SOS trigge… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65542 |
| vdsl2LConfProfSosNtonesUs This parameter is defined as the minimum percentage of tones in the upstream MEDLEY SET
that must be degraded in order to arm the first sub-condition of the standard SOS triggeri… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65543 |
| vdsl2LConfProfSosCrcDs This parameter is defined as the minimum number of normalized CRC anomalies received in SOS-TIME-ds
seconds in order to arm the second sub-condition of the standard SOS triggerin… | column | 0.02 Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65544 |
| vdsl2LConfProfSosCrcUs This parameter is defined as the minimum number of normalized CRC anomalies received in SOS-TIME-ds
seconds in order to arm the second sub-condition of the standard SOS triggerin… | column | 0.02 Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65545 |
| vdsl2LConfProfMaxSosDs This parameter is used in G.993.2 de-activation. If the number of successful SOS procedures in the
downstream direction performed within a 120-second interval exceeds MAX-SOS-ds,… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65546 |
| vdsl2LConfProfMaxSosUs This parameter is used in G.993.2 de-activation. If the number of successful SOS procedures in the
upstream direction performed within a 120-second interval exceeds MAX-SOS-ds, t… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65547 |
| vdsl2LConfProfSnrmoffsetRocDs The parameter is defined as the SNR Margin offset for the ROC channel in the downstream direction.
The parameter is used in the specification of the Channel Initialization Policy … | column | 0.1dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65548 |
| vdsl2LConfProfSnrmoffsetRocUs The parameter is defined as the SNR Margin offset for the ROC channel in the upstream direction.
The parameter is used in the specification of the Channel Initialization Policy (s… | column | 0.1dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65549 |
| vdsl2LConfProfInpminRocDs This parameter contains the minimum impulse noise protection to apply on the ROC in the downstream direction.
The minimum impulse noise protection is an integer ranging from 0 to… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65550 |
| vdsl2LConfProfInpminRocUs This parameter contains the minimum impulse noise protection to apply on the robust ROC in the upstream direction.
The minimum impulse noise protection is an integer ranging from … | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65551 |
| vdsl2LConfProfInmIatoDs The parameter of downstream impulse noise monitoring inter arrival time offset.
This is the Inter Arrival Time Offset that the xTU receiver shall use to determine
in which bin of… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65552 |
| vdsl2LConfProfInmIatsDs The parameter of downstream impulse noise monitoring inter arrival time step.
This is the Inter Arrival Time Step that the xTU receiver shall use to determine
in which bin of the… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65553 |
| vdsl2LConfProfInmCcDs The parameter of Downstream impulse noise monitoring cluster continuation value.
This is the Cluster Continuation value that the xTU receiver shall use
in the cluster indication … | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65554 |
| vdsl2LConfProfInmInpeqModeDs The parameter of Downstream impulse noise monitoring equivalent impulse noise protect mode.
This is the INM Equivalent INP Mode that the xTU receiver shall use in the computation … | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65555 |
| vdsl2LConfProfInmIatoUs The parameter of upstream impulse noise monitoring inter arrival time offset.
This is the Inter Arrival Time Offset that the xTU receiver shall use to determine
in which bin of t… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65556 |
| vdsl2LConfProfInmIatsUs The parameter of upstream impulse noise monitoring inter arrival time step.
This is the Inter Arrival Time Step that the xTU receiver shall use to determine
in which bin of the I… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65557 |
| vdsl2LConfProfInmCcUs The parameter of upstream impulse noise monitoring cluster continuation value.
This is the Cluster Continuation value that the xTU receiver shall use
in the cluster indication pr… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65558 |
| vdsl2LConfProfInmInpeqModeUs The parameter of upstream impulse noise monitoring equivalent impulse noise protect mode.
This is the INM Equivalent INP Mode that the xTU receiver shall use in the computation of… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65559 |
| vdsl2LConfProfL3Time This minimum time (in seconds) between an Entry into the
L3 state and the L0 or L2 state.
Unit: seconds | column | seconds Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65560 |
| vdsl2LConfProfRtxModeDs The mode of operation of G.998.4 retransmission in downstream direction.
Options:
1. forbidden(0) - G.998.4 retransmission not allowed.
2. preferred(1) - G.998.4 … | column | Enumeration | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65561 |
| vdsl2LConfProfRtxModeUs The mode of operation of G.998.4 retransmission in upstream direction.
Options:
1. forbidden(0) - G.998.4 retransmission not allowed.
2. preferred(1) - G.998.4 re… | column | Enumeration | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65562 |
| vdsl2LConfProfLeftrThreshDs If retransmission is used in downstream direction, this parameter specifies the
threshold for declaring a near-end leftr defect. The value is coded as a fraction of the
NDR with… | column | 0.01 Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65563 |
| vdsl2LConfProfLeftrThreshUs If retransmission is used in upstream direction, this parameter specifies the
threshold for declaring a near-end leftr defect. The value is coded as a fraction of the
NDR with v… | column | 0.01 Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65564 |
| vdsl2LConfProfForceInpDs This parameter indicates that the framer settings of the
bearer shall be selected such that the impulse noise protection
computed according to the formula specified in the releva… | column | SNMPv2-TCTruthValue | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65565 |
| vdsl2LConfProfForceInpUs This parameter indicates that the framer settings of the
bearer shall be selected such that the impulse noise protection
computed according to the formula specified in the releva… | column | SNMPv2-TCTruthValue | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65566 |
| vdsl2LConfProfAeleMode This parameter defines the UPBO electrical length estimation mode to be used
in the Alternative Electrical Length Estimation method (ELE-M1) in 7.2.1.3.2.2/G.993.2.
The value of… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65567 |
| vdsl2LConfProfUpboElmt This parameter defines the UPBO electrical length minimum threshold percentile
in percent used in the Alternative Electrical Length Estimation method (ELE-M1)
in clause 7.2.1.3.… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65568 |
| vdsl2LconfProfUpboKlAuto This parameter defines the mode in which kl0 is computed when vdsl2LconfProfUpboKlf is auto.
Options:
1--max(kl0_CO,kl0_CPE)
2--min(kl0_CO,kl0_CPE)
3--kl0_CO
4--kl0_CPE
4294967295… | column | Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.65569 |
| vdsl2LConfProfRaModeUs The mode of operation of a rate-adaptive xTU-R in the transmit
direction.
Options:
1. manual(1) - No Rate-Adaptation. The initialization
… | column | Enumeration | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.7 |
| vdsl2LConfProfRaUsNrmDs The Downstream Up-Shift Noise Margin value, to be used when
Vdsl2LineConfRaModeDs is set to DynamicRa. If the downstream
noise margin is above this value and stays above it for
m… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.8 |
| vdsl2LConfProfRaUsNrmUs The Upstream Up-Shift Noise Margin value, to be used when
Vdsl2LineConfRaModeUs is set to DynamicRa. If the upstream
noise margin is above this value and stays above it for more
… | column | 0.1 dB Unsigned32 | .1.3.6.1.4.1.2011.6.115.1.5.1.2.1.9 |