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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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85
slides/223015c/assets/demos/tcp-segment.html Normal file
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<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<title>TCP-Segment</title>
<style>
html, body { margin: 0; padding: 0; background: #fff; font-family: system-ui, sans-serif; }
body { padding: 30px; display: inline-block; }
.frame {
border: 2px solid #1e40af;
border-radius: 6px;
overflow: hidden;
min-width: 640px;
}
.header {
background: #dbeafe;
padding: 12px 16px;
border-bottom: 2px solid #1e40af;
}
.header-title {
font-weight: 700;
color: #1e3a8a;
margin-bottom: 8px;
font-size: 1.05rem;
}
.fields {
display: grid;
grid-template-columns: 1fr 1fr 1.3fr;
gap: 0;
border: 1px solid #1e40af;
border-radius: 4px;
overflow: hidden;
background: #fff;
}
.field {
padding: 8px 12px;
border-right: 1px solid #1e40af;
font-size: 0.85rem;
}
.field:last-child { border-right: 0; }
.field-label { color: #1e3a8a; 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; }
.payload {
background: #f3f4f6;
padding: 14px 16px;
color: #374151;
}
.payload-label {
font-weight: 700;
color: #1f2937;
font-size: 0.9rem;
margin-bottom: 4px;
}
.payload-value {
font-family: ui-monospace, monospace;
font-size: 0.95rem;
}
</style>
</head>
<body>
<div class="frame">
<div class="header">
<div class="header-title">TCP-Header</div>
<div class="fields">
<div class="field">
<div class="field-label">Source Port</div>
<div class="field-value">52431</div>
</div>
<div class="field">
<div class="field-label">Dest Port</div>
<div class="field-value">443</div>
</div>
<div class="field">
<div class="field-label">Sequence Nr</div>
<div class="field-value">1001</div>
</div>
</div>
</div>
<div class="payload">
<div class="payload-label">Payload</div>
<div class="payload-value">GET / HTTP/1.1 ...</div>
</div>
</div>
</body>
</html>