Did the mpath friendly names change from numeric to alpha in Red Hat Enterprise 6?

Solution Verified - Updated -

Issue

  • Why are my device-mapper-multipath names ending in alpha character instead of numeric: mpatha, mpathb1
  • /dev/mapper/mpathX , were X is a,b instead of 1,2

Environment

  • Red Hat Enterprise Linux 6+
  • user_friendly_names enabled in /etc/multipath.conf

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