S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - f e e d b a c k - d o c @ c i s c o . c o m
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Cisco NX-OS System Messages Reference
OL-15994-03
Chapter 2 System Messages and Recovery Procedures
PORT Messages
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_INVALID_TX_BBCREDIT: Interface
[chars] is down (Isolation due to ELP failure: loopback detected)
Explanation
ELP failed on the interface due to loopback connection detected.
Recommended Action
Connect to a port on another switch and try again.
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_LOOPBACK_DETECTED: Interface
[chars] is down (Isolation due to ELP failure: invalid transmit B2B credit)
Explanation
ELP failed on the interface due to invalid transmit B2B credit.
Recommended Action
Configure the attached switchport correctly and try again.
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_RATOV_EDTOV_MISMATCH: Interface
[chars] is down (Isolation due to ELP failure: R_A_TOV or E_D_TOV mismatch)
Explanation
ELP failed on the interface due to R_A_TOV or E_D_TOV mismatch.
Recommended Action
Configure R_A_TOV and E_D_TOV values correctly and try again.
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_REVISION_MISMATCH: Interface
[chars] is down (Isolation due to ELP failure: revision mismatch)
Explanation
ELP failed on the interface due to revision mismatch.
Recommended Action
Configure the attached switchport correctly and try again.
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_UNKNOWN_FLOW_CTL_CODE:
Interface [chars] is down (Isolation due to ELP failure: invalid flow control code)
Explanation
ELP failed on the interface due to invalid flow control code.
Recommended Action
Configure the attached switchport correctly and try again.
Error Message
PORT-5-IF_DOWN_ELP_FAILURE_ISOLATION_UNKNOWN_FLOW_CTL_PARAM:
Interface [chars] is down (Isolation due to ELP failure: invalid flow control
param)
Explanation
ELP failed on the interface due to invalid flow control param.
Recommended Action
Configure the attached switchport correctly and try again.
Error Message
PORT-5-IF_DOWN_EPP_FAILURE: Interface [chars] is down (Error Disabled
- EPP Failure)
Explanation
Trunk protocol failed.
Recommended Action
'show port internal event-history msgs' will indicate the trunk protocol
exchanges to determine why it failed.
