Ideally you should fit a 75 OHM "F" terminator to the unused cable end to prevent possible drop outs on some channels. Not sure if VM will supply one on request but worth a try as it's in their own interest to keep the integrity of the system.
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History is much like an endless waltz: The three beats of war, peace and revolution continue on forever.
However history will change with my coronation - Mariemaia Khushrenada