"Long frame" is the well-known term found in h/w documentation
from several vendors, so prefer it over other synonyms.
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@ -108,8 +108,8 @@ help in processing VLANs.
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Such interfaces are automatically recognized by their capabilities.
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Depending on the level of sophistication found in a physical
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interface, it may do full VLAN processing or just be able to
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receive and transmit frames exceeding the maximum Ethernet frame size
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by the length of a 802.1Q header.
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receive and transmit long frames (up to 1522 bytes including an Ethernet
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header and FCS).
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The capabilities may be user-controlled by the respective parameters to
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.Xr ifconfig 8 ,
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.Cm vlanhwtag
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@ -139,7 +139,7 @@ VLANs using software emulation in the
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.Nm
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driver.
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However, most of them lack the capability
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of transmitting and receiving oversized frames.
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of transmitting and receiving long frames.
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Assigning such an interface as the parent to
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.Nm
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will result in a reduced MTU on the corresponding
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@ -171,12 +171,12 @@ and
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.Pp
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The
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.Nm
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driver automatically recognizes devices that natively support oversized frames
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driver automatically recognizes devices that natively support long frames
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for
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.Nm
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use and calculates the appropriate frame MTU based on the
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capabilities of the parent interface.
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Some other interfaces not listed above may handle oversized frames,
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Some other interfaces not listed above may handle long frames,
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but they do not advertise this ability of theirs.
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The MTU setting on
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.Nm
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