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Let's take a deep dive into the intricacies of Internet Protocols (IPs) like TCP/IP, their history, and how these systems parallel to the Ethereum blockchain ecosystem.
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TCP/IP, the backbone of the internet, has its roots in the ARPANET project of the 1960s-70s.
It's a suite of protocols for data transmission and routing. TCP/IP is layered, each with its specific tasks:
Network Interface, Internet, Transport, and Application. #TCP_IP
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The Network Interface layer (eg, Ethernet) takes care of the physical transmission of data.
Internet layer (eg, IP) ensures data packets are routed correctly
Transport layer (eg, TCP) guarantees reliable transmission
Application layer (eg, HTTP) is for user interactions
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Now, let's shift gears to Ethereum.
Ethereum is a blockchain platform for smart contracts.
Its design parallels the Internet's layered approach.
Each layer in Ethereum: Network, Consensus, State & Execution, Interface, has a role akin to an equivalent in TCP/IP. #Ether
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The Network layer in Ethereum (devp2p, libp2p) is like the Network Interface in TCP/IP, responsible for peer discovery and communication between nodes.
Similarly, the Ethereum Network layer takes care of peer-to-peer communication and message propagation. #devp2p#libp2p
6/20 Ethereum's Consensus layer (Ethash, PoS) parallels the Internet layer in TCP/IP.
Just as IP routes data packets, the consensus algorithm ensures all nodes agree on the state of the blockchain.
It's the rule-set for validating and adding transactions to the blockchain. #IP
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The State & Execution layer (EVM) is similar to TCP in TCP/IP.
Like TCP, EVM ensures that all actions (transactions or smart contracts executions) are performed correctly and in the right order.
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Ethereum's Interface layer (Web3.js, ethers.js) functions like the Application layer in TCP/IP
Enables users (or DApps) to interact with the blockchain
These libraries allow developers to create applications that interact with Ethereum without needing to manage raw data
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Now let's go deeper.
Just as DNS maps domain names to IP addresses, the Ethereum Name Service (ENS) maps human-readable names to Ethereum addresses, IPFS hashes, and other identifiers.
This simplifies transactions and improves user experience. #ENS
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HTTP, the protocol for web pages, is analogous to JSON-RPC in Ethereum.
JSON-RPC is a remote procedure call (RPC) protocol encoded in JSON, allowing DApps to communicate with an Ethereum node.
It's the communication bridge between applications & Ethereum nodes. #JSON_RPC
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SMTP, the protocol for email, is similar to Whisper in Ethereum.
Whisper is a pure identity-based messaging system that allows for DApps to communicate with each other.
It's a communication protocol for DApps to send small amounts of data to each other. #Whisper
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Just as SSL/TLS provides security for HTTP, making it HTTPS, Ethereum also has security protocols.
Ethereum's private key cryptography ensures that transactions are secure and only modifiable by the holder of the private key. #Cryptography
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In Ethereum, smart contracts are akin to servers in the web ecosystem.
They receive requests (transactions), process them, and can trigger responses.
They hold and manipulate data, much like a server would. #SmartContracts
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Ethereum's ERC standards (ERC20, ERC721) are like Internet standards (RFCs).
They provide agreed-upon specifications that developers follow to ensure compatibility, interoperability, and consistency.
Each ERC defines a specific set of rules for tokens on Ethereum. #ERC
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IPFS, a distributed file system integrated with Ethereum, can be seen as the equivalent of FTP in the web ecosystem.
It allows for the storage and retrieval of files, while also maintaining the decentralized ethos of the blockchain. #IPFS
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InterPlanetary File System (IPFS) replaces the centralized client-server model with a distributed network of peers.
Each file and every block of data is given a unique fingerprint called a cryptographic hash. #DecentralizedWeb
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Just as the WWW enabled the creation of various websites and applications, DApps are the applications that operate on top of the Ethereum blockchain.
They are open-source applications that leverage on-chain smart contracts to perform their operations. #DApps
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Furthermore, protocols like Lightning Network for Bitcoin (off-chain solution for fast transactions) have their parallel in Ethereum's Layer 2 solutions such as Optimism, zkSync, etc., which aim to solve scalability issues while maintaining security. #Layer2
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In summary, Ethereum is not just a blockchain but a layered technology stack much like TCP/IP.
It's a combination of networking, consensus mechanisms, transaction models, smart contract logic, and user interfaces, which together form a dynamic ecosystem. #Blockchain
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Just as TCP/IP became the backbone of the internet, Ethereum aims to be the backbone of a decentralized internet.
Understanding these parallels helps us appreciate the complexity and potential of the Ethereum ecosystem.