Questions tagged [networkid]

Different ethereum networks are distinguished by their networkids. Two clients with different networkids will not relay blocks or transactions.

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How do you separate development environments between networks?

I'm utterly confused at how to properly navigate certain aspects of the development workflow between ethereum networks. How I understand it: network <-> front-end dapp LOCAL: hardhat localhost (...
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Ethereum Network ID [duplicate]

Hi Stack Exchange community! In terms of public networks, what is the point of specifying different chain IDs when we could just specify a different Network ID? I am just confused as to why I would ...
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Chain ID & Network ID for Ethereum private network

I have question regarding the Chain ID and Network ID for Ethereum Private networks as I have been unable to find a solution online. I am just confused as to how the network IDs and Chain IDs are ...
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Avalanche - How do I get networkId?? (No ChainId)

I am trying to get networkID with web3 in avalanche testnet, according to avalanche documentation: On Mainnet, the C-Chain uses 1 and 43114 for these values. On the Fuji Testnet, it uses 1 and 43113 ...
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Geth synchronization issue in Custom blockchain

I am trying to sync our custom blockchain in another server, I have created a custom blockchain with 3 nodes in an AWS server, Provided the steps followed in the below link. Ref Link, https://www.c-...
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how to find free network id and chain id for private network for go ethereum

I want to deploy a test node for this I want to know which network id and chain id is free to use for this private network, is there a way to check which one is available to avoid any conflict with ...
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What are the network Localhost 8545 settings in Metamask?

I was trying to add another network to my metamask and I accidentally deleted the Localhost 8545 network. I was wondering if this could do any harm. Would anyone know what the settings of the Custom ...
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MetaMask - can't get ethereum network id

I'm totally new to ethereum and at the moment just finishing my first tutorial from Dapp University. Since the tutorial is from 2019 there is some deprecation code. I was able to find the current ...
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Add Custom Network(BNB) in Meta Mask Using web3

I am trying to add Binance Main and test net Network through web3 js. I don't want that user to setup it manually. Did you guys any idea about that how to handle it?
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How to check the current MetaMask network?

How to check the current MetaMask network? For example, if the current network is Rinkeby, I need the string "rinkeby".
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Where are the smart contract accounts stored in geth?

I have a single geth node running a private blockchain with a network ID N and data directory data/. I had deployed a smart contract ContractName on the same and things were working fine. I wanted to ...
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Other networks built off of Ethereum?

It looks like if I wanted to I could have the same private and public key for: Ethereum, Ethereum Classic, Tomochain, Vechain, Wanchain, and Aion networks because they were all built on a copy of ...
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How to sign transactions offline via geth for a specific chain?

Is there a way to sign a transaction to be accepted on a specific chain? In other words, if I want to sign an offline transaction via geth, say 0.5 eth from external address A to external address B, ...
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How network hashrate is being calculated? [duplicate]

Hashrate The number of attempts that miner makes per second is known as the hash rate or hash power. Network's hashrate It is the most important data point in blockchain tech. ... Essentially, the ...
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truffle-contract: Contract has not been deployed to detected network (network/artifact mismatch)

I am running a private network and would like to use truffle-contract to interact with the contracts. Unfortunately it gives me this error: Error: Contract has not been deployed to detected network (...
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Syncing with Mainnet/Ropsten blockchain

If use gethcommand,then the node starts to sync with Ethereum Mainnet by default.If usegeth --testnet --networkid 3 --datadir <testnetdatapath>,then the node will connect to Ropsten. How does ...
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How to test if user is on the mainnet/testnet using web3?

Hello everyone I need your quick help! I am using web3 1.0.0-beta.34 with React and Next.js and I want to check if user has it Metamask set on mainnet/rinkeby network. I have read quite a few ...
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Geth parameter "networkid" vs. Genesis block "chainId" config?

I have set up a private Ethereum network with a custom chainId (for example 67890) specified in the config part of the genesis.json file, did geth init genesis.json, and got the private net up and ...
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How do I attach geth to this node?

Apparently they are running a full node which we can attach our geth. We are running 4 public Geth nodes in AWS EC2 and you can attach or RPC to them. IP address: 52.208.46.161 Main ...
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field size and value range of chainId (EIP-155)

EIP-155 defined a list of chain IDs, e.g. main net is 1 Ropsten is 2. I don't seem to be able to find a definition about its supposed value range and data size. Quoting the yellow paper rule (287) ...
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Does transaction have network id?

According to this post, every Ethereum wallet has a number called network id. Does every transaction have this network id? If not, then it should be possible to replay transaction on multiple ...
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Unknown network "development"

I installed truffle globally. I'm trying to connect truffle to a localhost truffle console > migrate It failed with Unknown network "development". See your Truffle configuration file for ...
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How to generate the correct go-ethereum bootnode when creating a private blockchain

I am trying to setup a private ethereum chain and connect two peers to it. I followed this tutorial on github. One of the two peers ran from a windows 10 geth client. The other ran from a Ubuntu geth ...
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Regarding Ethereum Private Blockchain Network

I'm trying to understand how the private blockchain network concept works. Scenario: Lets say I have two nodes connected to the internet but not in the same network On the first node using geth I ...
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Required Understanding for Developing Ethereum Based Application [closed]

I am trying to get the understanding needed to develop an Ethereum based application. Lets say if I want to develop an inventory system. Here are the basic operations Purchase inventory, Maintain ...
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networkIds: what happens if two unrelated parties create a network with same ID?

Is the network ID truly unique? It's hard to believe this, as it's just an integer.
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ERROR: NetworkId mismatch

I got stuck with the error: ERROR: NetworkId mismatch: 3 (!= 1100) Running geth node with parameters: geth --rpccorsdomain "*" --ipcapi "admin,eth,miner" --rpcapi "eth,web3" --networkid 1100 --...
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Getting Go-Ethereum current network id

How can I know the network id, with web3 or command line, so I know to which network my geth has attached?
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What's the difference between Olympic, Morden and Ropsten?

Canonical question about the public Ethereum testnets. What's the difference between Olympic, Morden and Ropsten? What are their network IDs, which ones are still considered active?
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What is the difference between networkid 3 and testnet?

I have geth 1.5.4 installed on my ubuntu box. Here is the geth command line documentation for networkid: --networkid value Network identifier (integer, 0=Olympic (disused), 1=...
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Ethereum network topolgy in private and main nets

I was wondering, what do the peers the ethereum client connects to, do? Do they store the blockchain, fragments of it, or point to other nodes that store it? From a topology perspective, how does the ...
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What is Olympic, Frontier and Morden? [duplicate]

I see some clients accept the command line argument --frontier or --olympic. Is 'Frontier' more than just a name? What does it stand for? And how does it differ from 'Olympic' and 'Morden'? What are ...
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How to connect an ethereum node to a random testnet?

How to connect an ethereum node (eth, geht, pyeth) to a random testnet and what do the network IDs stand for. Are there network IDs I should not use because they are maybe used elsewhere or reserved?
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