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Knowledge Base

Application Servers Unable to Find Mapped LUNs Due to Physical Link Failures

Publication Date:  2012-07-22  |   Views:  2  |   Downloads:  0  |   Author:  anliku  |   Document ID:  EKB1000010726


Issue Description

The LUNs are successfully mapped to an AS in the ISM, but later, none of them can be detected on the AS.

Product and version information:
  • S2600 (with iSCSI port modules)

Alarm Information


Handling Process

  1. Run the command ping on the AS, and the communication between the AS and the controller of the storage device is found to be abnormal.
  2. Check and reinsert (or replace) the cables between the AS and the storage device.

Root Cause

The physical links between the AS and the storage device are faulty or disconnected.