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Update 'selected/http_to_phy.md'

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cloin 2022-06-18 20:59:25 +00:00
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@ -12,11 +12,12 @@ Our packets look like this:
ETHERNET > IP > TCP > HTTP ETHERNET > IP > TCP > HTTP
``` ```
[NOTE(cloin): Figure out how to break out this analogy, this makes a useful textual transition] [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? 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" - 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 - 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. - 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 - IP is the SHIPPING LABEL telling USPS where the information should arrive
## HTTP -- Where Your Message Lives ## HTTP -- Where Your Message Lives
Browsers use HTTP (Hypertext Transfer Protocol) to communicate with web servers to request and receive web pages, and perform Browsers use HTTP (Hypertext Transfer Protocol) to communicate with web servers to request and receive web pages, and perform