From verifying the Defective Fiber Cables and SFP on SAN switch's [#355156] Machine Type and Serial No. to ending up in replacing it both. The IBM Engr. had found a spare parts and replaced it both; and then an initial testing for the TAP01 tape drive were done. The final test run will be done tonight; and when we have a successful backup with normal run of end code (0) zero.
Checked out SAN Switch and verified that it were Pingable and Accessible.