How to disable multicast for a single network interface?

Solution Verified - Updated -

Issue

  • How to disable multicast for a single network interface?
  • How to permanently switch off multicast on one ethernet interface, rather than using commands like ifconfig ethX -multicast or ip link set multicast off dev ethX every time the system boots?

Environment

  • Red Hat Enterprise Linux (all versions)
  • Network interface with IP multicast

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