Cisco Bug: CSCul19908 - False positive transceiver warnings on Nexus 5000
Last Modified
Feb 22, 2018
Products (7)
- Cisco Nexus 5000 Series Switches
- Cisco Nexus 5596UP Switch
- Cisco Nexus 5548P Switch
- Cisco Nexus 5020 Switch
- Cisco Nexus 5548UP Switch
- Cisco Nexus 5010 Switch
- Cisco Nexus 5596T Switch
Known Affected Releases
5.2(1)N1(5)
Description (partial)
Symptom: On a Nexus 5000 switch, false transceiver warnings are seen in the syslog. %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Temperature Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Temperature Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Tx Power Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Tx Power Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Rx Power Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Rx Power Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Current Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Current Warning %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Temperature Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Temperature Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Tx Power Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Tx Power Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Rx Power Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Rx Power Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, High Current Warning cleared %ETHPORT-4-IF_SFP_WARNING: Interface Ethernet1/1, Low Current Warning cleared Conditions: Nexus 5000 switch is running NX-OS 5.2(1)N1(5) and both High and Low warnings are seen for the same test. E.g. Temperature, TX Power, RX Power, Current.
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