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Questions tagged [network]

a network allows computers to communicate and exchange data

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How are network changes propagated across ethereum network?

quick knowledge question: if ethereum decides to change some parameters of the network, such as; SECONDS_PER_SLOT SECONDS_PER_ETH1_BLOCK ETH1_FOLLOW_DISTANCE how will these be propagated to the ...
Muhammad Yasir's user avatar
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How to reduce validator activation time (on a testnet)?

I have a testnet that is running quite well Even withdrawals are activated (it is running on Ethereum Capella update) Now, the issue is, a new validator takes nearly 8 hours to be activated (e.g if i ...
Muhammad Yasir's user avatar
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If ethereum is completely p2p then how do we efficiently discover network-scoped (gloal) info like no of peers in the network?

In order to query an info like the no of peers in the network it would take an order of magnitude of O(n2) where n is the no of peers in the network since each peer would sent the req of no of peers ...
Geek's user avatar
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"rpc error : The blockchain network connection is temporarily unstable. " is occured too often. (amoy testnet)

I'm trying to deploy some contracts in amoy testnet. but when I try to deploy contract, this error comes too often that I almost spent a day to deploy single contract. rpc error : The blockchain ...
rrrrssss's user avatar
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Switch network in react front-end project

I’m just suddenly curious, in web3 front-end projects, we generally provide the function of wallet connection, but we generally don’t provide the function of switch network, right? Is it because ...
user19732538's user avatar
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How are ethereum transaction sent over the wire in Network to peers

I understand how ethereum transactions are signed and proapagated. But while comparing the output of rawTransaction with the wireshark capture of Etherum EOA transaction, I could not map the ...
Richa's user avatar
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Dial bootstrap nodes with devp2p(js)

I'm trying to use devp2p dpt.bootstrap to connect to Ethereum bootstrap nodes my dpt config is like this: const dpt = new DPT(PRIVATE_KEY, { timeout: 10000, endpoint: { address: '0.0.0....
colonel balthazar's user avatar
1 vote
1 answer
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Life cycle of a blob

I am trying to understand the life cycle of a blob (in the context of proto danksharding/danksharding). Basically from the point it is assembled by a source(like a L2 node) to the time it is ...
rusty's user avatar
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Wrong network at the transaction

I transfered 1000 usdt to ethereum network mistakenly from bnb network and i lost them. Can you help me with the solution to recover them please? i transfered them from binance to revolut
konstantinos's user avatar
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Geth and Lighthouse peers are added, but none of them are downloading / importing blocks from peers?

i am trying to run a private PoS network on a private organizational network (all ips are accessible only if you're connected to organization's intranet ) I am using geth as Execution Client and ...
Muhammad Yasir's user avatar
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1 answer
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ETH sent default on BASE network sent on wrong network

Sent 690$ of ETH to bovata from coin base it went out default base network instead of ETH network. Can anyone help me Recover it?
Austin Calloway's user avatar
1 vote
1 answer
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Structure of p2p network in Ethereum

We now know that the blockchain runs on a p2p network and that the information is driven by gossip algorithms. Is the structure on p2p used in ethereum a simple structure like you can find on simple ...
ryota uemura's user avatar
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73 views

Ethereum network on TCP vs QUIC protocol (UDP-based) on data transferring

I'm new to the Geth p2p network (devp2p). Devp2p uses both TCP and UDP to run it's networking protocol. The TCP is for the data transferring between each node and the UDP is for nodes discovery. I ...
Nutchanon Chantrasup's user avatar
1 vote
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How to check if a certain hard fork is enabled in your network?

We are running a private PoW (Proof of Work) network on geth I would like to know, how can i determine if a certain hard fork is enabled on my network ? For instance, how will i check if the London ...
Muhammad Yasir's user avatar
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1 answer
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Is there any other use-case of having a decentralised network other than majorly DeFi and GameFi?

I have been familiar with the Web3 ecosystem for almost 2-years now. But I still fail to understand if there is any other real world use-case for a decentralised network other than DeFi, ICOs and NFTs ...
MT 16's user avatar
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Is it possible to transfer USDC from Fantom Opera network to BEP-20 network?

I have tried couple of bridging websites like Anyswap, Spookyswap but it failed badly. My coins are stuck in Fantom network. I want to switch them to other network, any suggestion?
TNX LABS's user avatar
2 votes
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How can I determine which node mined a specific block in Ethereum?

I've amassed a collection of detailed information about various Ethereum nodes, as shown in the example below. Given this data and a particular block (either by its number or hash), how can I identify ...
Howard's user avatar
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how can i connect to ethereum p2p network without node? [closed]

Is it possible to connect to an Ethereum P2P network without running a node, and if so, how can one accomplish this?
Until To Do it's user avatar
1 vote
1 answer
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Is adding a new feature to a Ethereum client, without altering consensus rules, a creation of a new fork?

So, if I add new features to my Ethereum client like new ways to Incentivize validators and nodes without altering the consensus rules, and 5 people start trying my Ethereum client, becoming nodes, ...
19216811's user avatar
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Stuck Transaction: Receiving USDT from Binance Smart Chain to Coinbase Ethereum Address

I hope you can assist me with a transaction issue I'm currently facing. I received USDT to my Coinbase Ethereum address from Binance Smart Chain, but the transaction is on hold, and I am unable to ...
Tom Cruise's user avatar
1 vote
1 answer
27 views

What motivates Ethereum validators to accept new members of the network?

Among existing members of the validator network, it's clear what motivates them to accept blocks by other validators: not accepting a verifiably valid block could result in slashing. But what about ...
kmell96's user avatar
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2 answers
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Sent ETH to a multisig wallet of wrong network

I made a mistake to sent 4.32ETH from Arbitrum One to a Ethereum safe wallet(eth address: 0xb393D80cAB42233Ba1E2EE1d0cac18e10e20ADD6), the safe wallet creation hash is ...
Fly07's user avatar
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2 votes
0 answers
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How to build a ethereum private chain after the Merge?

I want the build an ethereum private chain that similars toward the exsiting ethereum network. But i find there were not any documents about how to build the ethereum private chain after the Merge
frystal's user avatar
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Both L2 and gasless

I need a network that is both L2 (Validium or ZK-rollups) and provides a gasless platform (for the L2 smart contracts). Which L2 networks provide such the capability?
porton's user avatar
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2 votes
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How to deploy all my contracts from same address (without writing .connect() a bunch of times)?

I have a mnemonic in my .env. I added it to my hardhat.config.js as such: accounts: { mnemonic: process.env.MNEMONIC, path: "m/44'/60'/0'/0", initialIndex: 0, count: 20, ...
antoniopgs's user avatar
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could not detect network Error

I have deployed my contract in vs code with hardhat same as the https://ethereum.org/en/developers/tutorials/how-to-write-and-deploy-an-nft/ but I got network error like bellow : How can i solve this ...
Amirhosein Abbasi's user avatar
1 vote
0 answers
146 views

How to recover from intermittent 'the resource eth_call is not available' during runtime?

When I call a contract function using a block_identifier from the past, I get error code -32002 the resource eth_call is not available in ~4/5 times when using a public RPC using Python web3. ~1/5 ...
decryptozoo's user avatar
0 votes
1 answer
441 views

Accidently sent TRC20 Tether to an ERC20 wallet, what do I do?

Used Kraken to Send TRC20 to an ERC20 wallet and i do not see funds in erc20 wallet trans id: 0x60f487f0e36b8be315b3955188bba8b3e62ab60b8f41e1fea256a304ecf0acee
sam's user avatar
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1 answer
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Where to find information on handshake messsages a new node needs to exchange with a peer?

So I am looking to dig further into how new nodes join the ethereum network. I am looking at studying this for both the execution and consensus layer. Specifically I am interested in knowing: How do ...
Finlay Weber's user avatar
1 vote
1 answer
19 views

Which commit should be used when deploy gnosis safe to a new network

I will deploy gonsis safe(https://github.com/safe-global/safe-contracts) to a new network. Shall I use the lastest commit, or use the lastest release(current version is v1.3.0-libs.0)?
daniel liu's user avatar
1 vote
1 answer
128 views

Is it a requirement that RPC providers (Infura, Ankr, Pocket, etc) collect a wallet's IP address?

If you do not run your own node and must interface with Ethereum network through an RPC like Infura, is it a requirement they collect your IP address in order to route the response back to you? Of ...
MattOnChain's user avatar
0 votes
2 answers
67 views

How to find an address network?

I am trying to create a UI to send and receive multiple cryptocurrencies (BTC, ETH, USDT, USDC,...) in different networks (Bitcoin, Ethereum, ERC20, BEP20, TRC20,...). How can I check whether an ...
MJay's user avatar
  • 140
0 votes
1 answer
72 views

Testing smart contract on network with multiple nodes

Newbie here, wondering if this is possible: I’m doing research on implementing a smart contract on a network with multiple nodes. I need to be able to deploy the contract (on a test network) and ...
Mat's user avatar
  • 5
1 vote
1 answer
218 views

Sync geth from a trusted execution-layer peer instead of beacon node

I have an existing hierarchical setup of my geth nodes, where the mission-critical Private node runs in a hardened environment only being able to talk to the Border node, which in turn talks to the ...
knaperek's user avatar
  • 141
1 vote
0 answers
52 views

Can I make a bridge without liquidity?

I started developing what it meant to be a bridge to learn and settle down my Solidity knowledge. I thought it could be done by one person and from what I understood I just needed smart contracts to ...
Javier Guzmán's user avatar
1 vote
0 answers
54 views

Why the network request of web3 interaction through react or any other frontend framework or library is not showing in the network tab of browser?

All network request we make from browser is shows in the network tab , but the web3 request is not showing in the web browser. Web3 library uses network RPC to interact with the blockchain. The RPC is ...
Vivek Bhatti's user avatar
1 vote
1 answer
201 views

How i can send my Ethereum from kovan test network to Ethereum main network

I have Ethereum in metamask which is in kovan test network so now I want to withdraw them so I want send Ethereum in Ethereum main network so I send to any crypto application
Gaurav Bishnoi's user avatar
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1 answer
64 views

How do clients and nodes download their data from the decentralised network?

I have always just take it that the nodes and clients will download the data from the "network". The full nodes will download the entire blockchain state while the light clients will ...
xenon's user avatar
  • 455
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1 answer
392 views

How to establish a private network using nethermind client?

So I have 5 ubuntu 20 nodes on a single network with sudo access. I want to spin up a private Ethereum network using nethermind client (not geth). How one may do such a thing - where to start is there ...
Blender's user avatar
  • 73
0 votes
1 answer
18 views

Term of winning mining [duplicate]

I'm new to the ethereum network and read official documents on the site(https://ethereum.org/). But,I could't find out the term of of winnning mining like getting leading 4-zero or 6-zero hash. Before ...
Naki's user avatar
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1 vote
0 answers
42 views

How to add all the EVM chains to brownie?

I am able to add particular RPC url for that particular chain for eg. Binace Smart Chain to brownie using "brownie networks add". But I want to multiple networks to brownie, how can I ...
Harsh Shah's user avatar
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0 answers
26 views

Question about finding token addresses to insert into a .sol Contract function

Ok so I have a .sol Contract that is trying to find arb between 2 dexes I'm utilizing the Kovan Test Network - this is the function function estimateDualDexTrade(address _router1, address _router2, ...
UniswapDeez's user avatar
0 votes
1 answer
124 views

Does an Ethereum Node need to be accessible from the internet?

Suppose I want an Ethereum/BSC node running on my network using GETH. I want to be able to access the node and run any sort of API calls against via Web3 from a locally running software. The node has ...
user1142433's user avatar
0 votes
1 answer
94 views

How does a node know the consensus and reconcile the differences?

There are a lot of similar questions like this, but I could not find satisfactory answers specific to my questions. 1.Purely from a single node's perspective, how does it know that the block it ...
Kevvv's user avatar
  • 797
2 votes
2 answers
403 views

how to deploy the smart contract in brownie

Error: Final argument must be a dict of transaction parameters that includes a `from` field specifying the address to deploy from Terminating local RPC client... smart contract: pragma solidity ^0.5....
Abed ja'fari's user avatar
1 vote
0 answers
22 views

How does a new node register in the network? [duplicate]

I am just trying to get into the topic of Etherium and Blockchain and currently I do not understand the following. Etherium network is decentralized p2p network. But if I start a node, the network ...
devops's user avatar
  • 111
2 votes
4 answers
2k views

raise ValueError("Explorer API not set for this network") ValueError: Explorer API not set for this network

I run this code in brownie: brownie run scripts/deploy.py --networks Rinkeby deploy.py: from brownie import network, config, accounts from brownie import FundMe def deploy_fund_me(): account = ...
Abed ja'fari's user avatar
10 votes
2 answers
12k views

How to ask the metamask user to switch its network?

Some web3 enabled websites ask you to switch your network on metamask. How can I do so? Some other websites also allow you to add a network you don't have (for example https://chainlist.org/). I would ...
Th0rgal's user avatar
  • 245
0 votes
0 answers
19 views

How to know if i can connect to a network?

I deployed to Rinkeby, when I connect to Rinkeby everything is ok, but if I change the network (for example Ropsten), I am getting an error that is ok as well because my contract is for Rinkeby. my ...
react1's user avatar
  • 25
1 vote
0 answers
100 views

Understanding performance optimizations of View Functions

First I understand that view functions cost no gas and they are run locally on the node that gets the call. I am curious about practical optimizations of view functions. To make things simple maybe a ...
austinbv's user avatar

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