<p>It seems that the EDK network stack expects this to be 1500, not 1514.</p>
<p>As-is, in the case of fragmentation, the UEFI UDP layer will compute fragment sizes larger than the MTU which typically get dropped.</p>

<hr>

<h4>You can view, comment on, or merge this pull request online at:</h4>
<p>  <a href='https://github.com/ipxe/ipxe/pull/73'>https://github.com/ipxe/ipxe/pull/73</a></p>

<h4>Commit Summary</h4>
<ul>
  <li>[efi_snp] Subtract link-layer header length from MaxPacketSize</li>
</ul>

<h4>File Changes</h4>
<ul>
  <li>
    <strong>M</strong>
    <a href="https://github.com/ipxe/ipxe/pull/73/files#diff-0">src/interface/efi/efi_snp.c</a>
    (2)
  </li>
</ul>

<h4>Patch Links:</h4>
<ul>
  <li><a href='https://github.com/ipxe/ipxe/pull/73.patch'>https://github.com/ipxe/ipxe/pull/73.patch</a></li>
  <li><a href='https://github.com/ipxe/ipxe/pull/73.diff'>https://github.com/ipxe/ipxe/pull/73.diff</a></li>
</ul>

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