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Home/ Questions/Q 418685
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Editorial Team
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Editorial Team
Asked: May 12, 20262026-05-12T18:42:11+00:00 2026-05-12T18:42:11+00:00

The PhysicalAddress (used for MAC addresses) class supports variable-length byte arrays. As far as

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The PhysicalAddress (used for MAC addresses) class supports variable-length byte arrays. As far as I know MAC addresses are always 48-bit long.

Is there a reason why the PhysicalAddress allows any lenghts?

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  1. Editorial Team
    Editorial Team
    2026-05-12T18:42:11+00:00Added an answer on May 12, 2026 at 6:42 pm

    Your assumption that physical addresses are always 48 bits long is incorrect. EUI-64 addresses are 64 bits long, for instance.

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