Clark wheres the intelligence pre- intelligence
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| Class textbook: | |||
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| Down Approach (8th ed.) | |||
| J.F. Kurose, K.W. Ross | |||
| Pearson, 2020 | |||
• evolution, architectural principles of the Internet
Summary
Middleboxes everywhere!
Firewalls, IDS: corporate,
institutional, service providers,
| national or global ISP | ISPs |
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| Load balancers: |
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| Application- |
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mobile nets |
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datacenter | |
| network | ||
| providers, | Caches: service | |
| provider, mobile, CDNs | ||
| CDN | ||
The IP hourglass
| Internet’s “thin waist”: | many protocols | |
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| one network layer | ||
| in physical, link, | ||
| IP | ||
| transport, and | ||
| must be implemented | ||
| application | ||
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| layers |
The IP hourglass, at middle age HTTP
QUIC
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copper radio fiber
