CUPS in RHEL fails to poll printers containing a "_" in the name

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Issue

When polling CUPS printers form a CUPS server and printers contain "_" in the name, the client shows the printers with "-" instead. This makes the print pueue unavailable.

Environment

Red Hat Enterprise Linux (RHEL) 7.0 & 7.1
Common Unix Printing System (CUPS) 1.6.3-14.el7

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