https://community.extremenetworks.com/t5/extremeswitching-exos-switch/transceiver-is-not-present-on-this-port/m-p/65180#M18226 <P>Hey,</P> <P>What does it mean when "debug hal" shows info about the transceiver?</P> <PRE><CODE># debug hal show optic-info ddmi port 16<BR />Port 16<BR />SFP or SFP+ or SFP28: SFP<BR />Signal: present<BR />TX Fault: no<BR />Vendor: OEM<BR />Part Number: ...<BR />Serial Number: ...<BR />Manufacture Date: 200407<BR />SFP/SFP+/SFP28 Type: Unknown<BR />Connector: LC<BR />GE Compliance: UNKNOWN (0x0)<BR />Wavelength: 1543<BR />Options[0]: 0x00<BR />Options[1]: 0x1a<BR /><BR />GBIC supports DDMI. MonitorType: 68<BR />Optic is Internally Calibrated<BR />...</CODE></PRE> <P>However "show port" acts as if there was no transceiver there:</P> <PRE><CODE># show ports 16 transceiver information<BR /><BR />Port Temp TxPower RxPower TxBiasCurrent Voltage-Aux1/ Voltage-Aux2<BR /> (Celsius) (dBm) (dBm) (mA) Vcc (Volts) (Volts)<BR />================================================================================<BR />16 Transceiver is not present on this port<BR />================================================================================</CODE></PRE> <P>There is no message about DDM not being supported or any other compatibility problem in the log.</P> <P>(The link is working fine.)</P> <P>Cheers.</P> Fri, 12 Jun 2020 05:14:07 GMT jeronimo 2020-06-12T05:14:07Z https://community.extremenetworks.com/t5/extremeswitching-exos-switch/transceiver-is-not-present-on-this-port/m-p/65180#M18226 <P>Hey,</P> <P>What does it mean when "debug hal" shows info about the transceiver?</P> <PRE><CODE># debug hal show optic-info ddmi port 16<BR />Port 16<BR />SFP or SFP+ or SFP28: SFP<BR />Signal: present<BR />TX Fault: no<BR />Vendor: OEM<BR />Part Number: ...<BR />Serial Number: ...<BR />Manufacture Date: 200407<BR />SFP/SFP+/SFP28 Type: Unknown<BR />Connector: LC<BR />GE Compliance: UNKNOWN (0x0)<BR />Wavelength: 1543<BR />Options[0]: 0x00<BR />Options[1]: 0x1a<BR /><BR />GBIC supports DDMI. MonitorType: 68<BR />Optic is Internally Calibrated<BR />...</CODE></PRE> <P>However "show port" acts as if there was no transceiver there:</P> <PRE><CODE># show ports 16 transceiver information<BR /><BR />Port Temp TxPower RxPower TxBiasCurrent Voltage-Aux1/ Voltage-Aux2<BR /> (Celsius) (dBm) (dBm) (mA) Vcc (Volts) (Volts)<BR />================================================================================<BR />16 Transceiver is not present on this port<BR />================================================================================</CODE></PRE> <P>There is no message about DDM not being supported or any other compatibility problem in the log.</P> <P>(The link is working fine.)</P> <P>Cheers.</P> Fri, 12 Jun 2020 05:14:07 GMT https://community.extremenetworks.com/t5/extremeswitching-exos-switch/transceiver-is-not-present-on-this-port/m-p/65180#M18226 jeronimo 2020-06-12T05:14:07Z