“stress and time-series checks show acceptable margin without escalation” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is connector contamination or bend loss has impaired channel margin. The option “optical readings and bit-error tests return to qualified channel margins” is more directly tied to the required outcome.

“link quality remains good during routine door and cable movements” addresses mechanical cable handling changes optical loss under normal installation conditions, but the current hardware or infrastructure issue is connector contamination or bend loss has impaired channel margin. The option “optical readings and bit-error tests return to qualified channel margins” is more directly tied to the required outcome.

“fabric counters stabilize and sustained communication reaches accepted bandwidth” addresses marginal physical link quality is producing retried or degraded data transmission, but the current hardware or infrastructure issue is connector contamination or bend loss has impaired channel margin. The option “optical readings and bit-error tests return to qualified channel margins” is more directly tied to the required outcome.

“inspect pre-FEC bit errors corrected errors and signal levels under load” addresses link-up alone does not guarantee adequate cable signal integrity, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “isolate routing stress and qualify active optical cable signal performance” is more directly tied to the required outcome.

“stress the link at intended line rate and monitor detailed physical error counters” addresses signal integrity must be validated at the actual operational rate, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “isolate routing stress and qualify active optical cable signal performance” is more directly tied to the required outcome.

“trend corrected and uncorrected FEC errors against vendor thresholds” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “isolate routing stress and qualify active optical cable signal performance” is more directly tied to the required outcome.

“transceiver diagnostics show acceptable receive power and stable link” addresses optical signal characteristics are incompatible across the link, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “long-duration traffic test produces no incremental uncorrected link errors” is more directly tied to the required outcome.

“link quality remains good during routine door and cable movements” addresses mechanical cable handling changes optical loss under normal installation conditions, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “long-duration traffic test produces no incremental uncorrected link errors” is more directly tied to the required outcome.

“observed error counters remain inside the approved fabric quality thresholds” addresses link-up alone does not guarantee adequate cable signal integrity, but the current hardware or infrastructure issue is installed cable environment or routing is compromising signal quality. The option “long-duration traffic test produces no incremental uncorrected link errors” is more directly tied to the required outcome.

“record and timestamp port counters before media replacement and after soak” addresses physical-layer repair evidence cannot be compared to historical fault rate, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “compare port BER and lane health and replace defective media if indicated” is more directly tied to the required outcome.

“isolate routing stress and qualify active optical cable signal performance” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “compare port BER and lane health and replace defective media if indicated” is more directly tied to the required outcome.

“trend corrected and uncorrected FEC errors against vendor thresholds” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “compare port BER and lane health and replace defective media if indicated” is more directly tied to the required outcome.

“transceiver diagnostics show acceptable receive power and stable link” addresses optical signal characteristics are incompatible across the link, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “fabric counters stabilize and sustained communication reaches accepted bandwidth” is more directly tied to the required outcome.

“stress and time-series checks show acceptable margin without escalation” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “fabric counters stabilize and sustained communication reaches accepted bandwidth” is more directly tied to the required outcome.

“optical readings and bit-error tests return to qualified channel margins” addresses connector contamination or bend loss has impaired channel margin, but the current hardware or infrastructure issue is marginal physical link quality is producing retried or degraded data transmission. The option “fabric counters stabilize and sustained communication reaches accepted bandwidth” is more directly tied to the required outcome.

“isolate routing stress and qualify active optical cable signal performance” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is signal integrity must be validated at the actual operational rate. The option “stress the link at intended line rate and monitor detailed physical error counters” is more directly tied to the required outcome.

“record and timestamp port counters before media replacement and after soak” addresses physical-layer repair evidence cannot be compared to historical fault rate, but the current hardware or infrastructure issue is signal integrity must be validated at the actual operational rate. The option “stress the link at intended line rate and monitor detailed physical error counters” is more directly tied to the required outcome.

Useful for optical signal characteristics are incompatible across the link, but it does not remove the specific condition: signal integrity must be validated at the actual operational rate.

“observed error counters remain inside the approved fabric quality thresholds” addresses link-up alone does not guarantee adequate cable signal integrity, but the current hardware or infrastructure issue is signal integrity must be validated at the actual operational rate. The option “BER meets the stated threshold across the full-rate test window” is more directly tied to the required outcome.

“transceiver diagnostics show acceptable receive power and stable link” addresses optical signal characteristics are incompatible across the link, but the current hardware or infrastructure issue is signal integrity must be validated at the actual operational rate. The option “BER meets the stated threshold across the full-rate test window” is more directly tied to the required outcome.

“stress and time-series checks show acceptable margin without escalation” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is signal integrity must be validated at the actual operational rate. The option “BER meets the stated threshold across the full-rate test window” is more directly tied to the required outcome.

Useful for mechanical cable handling changes optical loss under normal installation conditions, but it does not remove the specific condition: optical signal characteristics are incompatible across the link.

“stress the link at intended line rate and monitor detailed physical error counters” addresses signal integrity must be validated at the actual operational rate, but the current hardware or infrastructure issue is optical signal characteristics are incompatible across the link. The option “match qualified optics wavelength reach and fiber type at both ends” is more directly tied to the required outcome.

“isolate routing stress and qualify active optical cable signal performance” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is optical signal characteristics are incompatible across the link. The option “match qualified optics wavelength reach and fiber type at both ends” is more directly tied to the required outcome.

“stress and time-series checks show acceptable margin without escalation” addresses rising correction rate can warn of shrinking physical signal margin, but the current hardware or infrastructure issue is optical signal characteristics are incompatible across the link. The option “transceiver diagnostics show acceptable receive power and stable link” is more directly tied to the required outcome.

“link quality remains good during routine door and cable movements” addresses mechanical cable handling changes optical loss under normal installation conditions, but the current hardware or infrastructure issue is optical signal characteristics are incompatible across the link. The option “transceiver diagnostics show acceptable receive power and stable link” is more directly tied to the required outcome.

“long-duration traffic test produces no incremental uncorrected link errors” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is optical signal characteristics are incompatible across the link. The option “transceiver diagnostics show acceptable receive power and stable link” is more directly tied to the required outcome.

“measure receive levels and inspect connectors and bend radius” addresses connector contamination or bend loss has impaired channel margin, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “enforce qualified bend radius and retest with rack doors secured” is more directly tied to the required outcome.

“match qualified optics wavelength reach and fiber type at both ends” addresses optical signal characteristics are incompatible across the link, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “enforce qualified bend radius and retest with rack doors secured” is more directly tied to the required outcome.

“isolate routing stress and qualify active optical cable signal performance” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “enforce qualified bend radius and retest with rack doors secured” is more directly tied to the required outcome.

“transceiver diagnostics show acceptable receive power and stable link” addresses optical signal characteristics are incompatible across the link, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “link quality remains good during routine door and cable movements” is more directly tied to the required outcome.

“long-duration traffic test produces no incremental uncorrected link errors” addresses installed cable environment or routing is compromising signal quality, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “link quality remains good during routine door and cable movements” is more directly tied to the required outcome.

“optical readings and bit-error tests return to qualified channel margins” addresses connector contamination or bend loss has impaired channel margin, but the current hardware or infrastructure issue is mechanical cable handling changes optical loss under normal installation conditions. The option “link quality remains good during routine door and cable movements” is more directly tied to the required outcome.