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replace ascii encapsulation diagrams: tcp, ip, ethernet, router re-hop

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This commit is contained in:
Michael Czechowski
2026-04-20 11:10:47 +02:00
parent 76f7ff3a46
commit 777e0ffddb
9 changed files with 338 additions and 48 deletions
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76
slides/223015c/assets/demos/ethernet-frame.html Normal file
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<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<title>Ethernet-Frame</title>
<style>
html, body { margin: 0; padding: 0; background: #fff; font-family: system-ui, sans-serif; }
body { padding: 30px; display: inline-block; }
.wrap {
border: 2px solid #c2410c;
border-radius: 6px;
overflow: hidden;
min-width: 680px;
}
.eth-header, .fcs {
background: #fed7aa;
padding: 12px 16px;
}
.eth-header { border-bottom: 2px solid #c2410c; }
.fcs { border-top: 2px solid #c2410c; color: #7c2d12; font-weight: 600; font-size: 0.9rem; }
.header-title {
font-weight: 700;
color: #7c2d12;
margin-bottom: 8px;
font-size: 1.05rem;
}
.fields {
display: grid;
grid-template-columns: 1fr 1fr;
border: 1px solid #c2410c;
border-radius: 4px;
overflow: hidden;
background: #fff;
}
.field {
padding: 8px 12px;
border-right: 1px solid #c2410c;
font-size: 0.85rem;
}
.field:last-child { border-right: 0; }
.field-label { color: #7c2d12; font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.field-value { font-family: ui-monospace, monospace; color: #0f172a; margin-top: 2px; }
.nested {
background: #dcfce7;
border: 2px solid #15803d;
border-radius: 4px;
margin: 12px 16px;
padding: 12px 16px;
}
.nested-title { color: #14532d; font-weight: 700; font-size: 0.95rem; }
.nested-note { color: #14532d; font-size: 0.85rem; font-style: italic; }
</style>
</head>
<body>
<div class="wrap">
<div class="eth-header">
<div class="header-title">Ethernet-Header</div>
<div class="fields">
<div class="field">
<div class="field-label">Source MAC</div>
<div class="field-value">aa:bb:cc:dd:ee:ff</div>
</div>
<div class="field">
<div class="field-label">Dest MAC (Router!)</div>
<div class="field-value">11:22:33:44:55:66</div>
</div>
</div>
</div>
<div class="nested">
<div class="nested-title">IP-Paket</div>
<div class="nested-note">unverändert gekapselt</div>
</div>
<div class="fcs">FCS — Frame Check Sequence (Prüfsumme)</div>
</div>
</body>
</html>