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Update 'selected/http_to_phy.md'

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cloin 2022-06-18 20:58:48 +00:00
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@ -11,7 +11,12 @@ Our packets look like this:
```
ETHERNET > IP > TCP > HTTP
```
[NOTE(cloin): this is an awkward transition, is there a better way to phrase this/this section?]
[NOTE(cloin): Figure out how to break out this analogy, this makes a useful textual transition]
Relate it to what a USPS facility might be responsible for on a given day, perhaps?
HTTP is the request to Amazon to buy a product? "I want this product sent to my address"
HTML is the contents of the contents of the package you will receive -- the final product itself
TCP is the information USPS uses internally to move the package from facility to facility, until it arrives at your address. Each facility is a proxy.
IP is the SHIPPING LABEL telling USPS where the information should arrive
## HTTP -- Where Your Message Lives
Browsers use HTTP (Hypertext Transfer Protocol) to communicate with web servers to request and receive web pages, and perform