Cisco MDS 9148S 16G FC SAN switch, w/ 12 active ports

switch# show port-license 
 Available port activation licenses are 0
-----------------------------------------------
  Interface   Cookie    Port Activation License 
-----------------------------------------------
  fc1/1       16777216        acquired         
  fc1/2       16781312        acquired         
  fc1/3       16785408        acquired         
  fc1/4       16789504        acquired         
  fc1/5       16793600        acquired         
  fc1/6       16797696        acquired         
  fc1/7       16801792        acquired         
  fc1/8       16805888        acquired         
  fc1/9       16809984        acquired         
  fc1/10      16814080        acquired         
  fc1/11      16818176        acquired         
  fc1/12      16822272        acquired         
  fc1/13      16826368        eligible         
  fc1/14      16830464        eligible         
  fc1/15      16834560        eligible         
  fc1/16      16838656        eligible         
  fc1/17      16842752        eligible         
  fc1/18      16846848        eligible         
  fc1/19      16850944        eligible         
  fc1/20      16855040        eligible         
  fc1/21      16859136        eligible         
  fc1/22      16863232        eligible         
  fc1/23      16867328        eligible         
  fc1/24      16871424        eligible         
  fc1/25      16875520        eligible         
  fc1/26      16879616        eligible         
  fc1/27      16883712        eligible         
  fc1/28      16887808        eligible         
  fc1/29      16891904        eligible         
  fc1/30      16896000        eligible         
  fc1/31      16900096        eligible         
  fc1/32      16904192        eligible         
  fc1/33      16908288        eligible         
  fc1/34      16912384        eligible         
  fc1/35      16916480        eligible         
  fc1/36      16920576        eligible         
  fc1/37      16924672        eligible         
  fc1/38      16928768        eligible         
  fc1/39      16932864        eligible         
  fc1/40      16936960        eligible         
  fc1/41      16941056        eligible         
  fc1/42      16945152        eligible         
  fc1/43      16949248        eligible         
  fc1/44      16953344        eligible         
  fc1/45      16957440        eligible         
  fc1/46      16961536        eligible         
  fc1/47      16965632        eligible         
  fc1/48      16969728        eligible         

switch# show license usage 
Feature                      Ins  Lic   Status Expiry Date Comments
                                 Count
--------------------------------------------------------------------------------
FM_SERVER_PKG                 No    -   Unused             -
ENTERPRISE_PKG                No    -   Unused             -
PORT_ACTIV_9148S_PKG          No   12   In use never       -
--------------------------------------------------------------------------------

switch# show license usage PoRT_ACTIV_9148S_PKG 
Application
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Port Manager (fc1/1)
Port Manager (fc1/2)
Port Manager (fc1/3)
Port Manager (fc1/4)
Port Manager (fc1/5)
Port Manager (fc1/6)
Port Manager (fc1/7)
Port Manager (fc1/8)
Port Manager (fc1/9)
Port Manager (fc1/10)
Port Manager (fc1/11)
Port Manager (fc1/12)
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