Why does the numberic keypad fail to work for 'vi' editor or 'less' when accessed from PuTTy?

Solution Verified - Updated -

Issue

  • Why do letters show up in the PuTTy session of vi when I enter numbers from keypad?
  • The numeric keypad works all of the time except whenever editing a file using vi or looking at a file using less in PuTTy

Environment

  • Red Hat Enterprise Linux
  • PuTTy

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