Questions tagged [nodes]
Questions concerned with (full) nodes, i.e. relay points in the Bitcoin network.
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Lightning Node hardware
Will I, or anybody have more capabilities with a Lightning Node, that is CPU or GPU Powered?
For instances a more powerful computer vs Raspberry Pi’s
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What kind of bug does bitcoin core possess that have to be replicated
In order to build a bitcoin client accepted by the current bitcoin nodes we to have to emulate the C++ code present in the bitcoin core client, with all its attributes even the bugs.
For example the ...
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Can we estimate how many node has the Bitcoin network? [duplicate]
Is it possible to estimate the amount of nodes (hosts) are connected to the Bitcoin network in a given time?
Note: Here node means host.
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What happens if full nodes don't check for double spends or deliberately lets a double spend TX pass and then this full node relays the transaction?
I am studying about Bitcoin and Blockchain tech via the Princeton crypto course, and it mentions that Full nodes do the following checks :
i)transaction is valid with the current blockchain,
ii)...
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get mempool transactions of some bitcoin node?
May I connect to any bitcoin core node, for example, this node 119.23.63.114:8333 using telnet and get its mempool transactions or even broadcast some transaction?
I've read that section https://...
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How to make more than 1 nodes of mine connect each other?
Lets say i have 5 nodes running.
each node is on its dedicated server and is upto date. and its connected to available peers on the network.
How can i make them to connect each other and not to BAN ...
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Block confirmation speed
Based upon any standard you think relevant, how quickly are current blocks being verified for rule-following such as correct balance tallies, true transactions, correct rewards & fees?
Is this an ...
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Why do nodes have a maximum peer count?
Why do nodes have a maximum peer count, in other words what could go wrong if each node is connected to all the nodes of the network?
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How much info share bitcoin nodes between other nodes?
1.If we assume bitcoin nodes share the other nodes addresses in the end every node know other nodes adresses right?
2.If we share data through network every node share the same information other ...
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Do local nodes work across crypto types?
Newbie to all of this, hoping you can help with what is probably a "duh" question. I'll keep it brief, though: if I download the blockchain using the instructions given for the Bitcoin GUI, will I be ...
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What happens to .blk files on disk when the Bitcoin daemon switches to a longer chain?
I’m interested in writing a program that will (1) parse the .blk files that my full-node Bitcoin daemon writes to disk and (2) write them to a relational database in an incremental fashion (i.e., ...
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What percentage of nodes currently support segwit?
What percentage of nodes currently support segwit?
It seems Bitnodes could figure this out, but I can't find such a stat on its website.
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How do you download blockchain data (transactions etc.) using a node? Best ways to get a node?
I am just curious how one can download bitcoin data and blockchain using a node. Where should I start?
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structure of communicating with bitcoin DNSs to get list of nodes
I want to communicate with bitcoin DNSs to get list of bitcoin nodes.
for now I want some example and structure of messages between I and bitcoin DNS.
I found two DNS names:
dnsseed.bluematt.me
...
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Is a miner running a full node?
Is a miner just running a full node that is connected with the mining hardware? Or is there such thing as a miner node? Does it use additional software for transaction selection?
Thanks in advance!
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Why validate past the first node?
In Grokking Bitcoin on page 7, it is noted that:
Invalid transactions are dropped. They will not reach further than the first node.
If so, why do nodes after the first node continue to validate ...
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Does a node validates a transaction that comes with a block if it's already in its mempool?
Except for checking for double spends, if there's a transaction in a block that's already in the node's mempool, it can theoretically skip its validation. Does it actually happen, or the nodes ...
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Should port forwarding for running bitcoin be done also on the ISP's router?
Follow up question on What is the NAT traversal technique used by bitcoin.
The network architecture described here https://superuser.com/questions/1109859/2-routers-connected-in-series-and-port-...
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Any way that running a node could help speed up confirmations at exchanges
When making transfers between exchanges and wallets that are time sensitive it would be great to be able to some how reduce times to have transfers confirmed. Is there any way that running a node (or ...
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What is the limitations in Bitcoin's network that can't be change by a Soft Fork?
I'm trying to understand why (Or how) there is all kinds of different version for the Bitcoin nodes?
I saw that if one node is following the Protocol limitations it can act as a valid node.
Is ...
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What development stage do the version 0.13.99 nodes represent?
So, obviously Bitcoin Core 0.13.0 and 0.13.1 have been released, 0.13.2 is nearing release, and 0.14.0 will have its feature freeze in a few weeks. However, there are also some hundred odd nodes that ...
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Is running a bitcoin node harmful to the local network?
I am running a raspberry pi 4 with umbrelOS and I have the bitcoin node running on it, however I was told to shut it down. However, the person who told me to shut it down-I'm afraid they don't know ...
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Incoming and Outgoing Node Connections
Should I be concerned that I only see "Out" connections, and not "In" connections? What does this mean? Is everything fine, or is there something I'm doing wrong?
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Can I connect my LND to someone else's bitcoin node?
Now I am running my own Bitcoin full node on my local machine and connect to it with LND.
I see some open bitcoin nodes on https://bitnodes.io and wonder if it's ok to connect my LND not to my own ...
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What if there where no nodes to share a new block
I am fairly new to blockchain technology, so bear with me if i make mistakes
So lets say there are 10 people trading a cryptocurrency 5 of them are online from 8 to 10 am and the other half on online ...
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bitcoincore with linux (tgz) or arm linux
I am running a node on a raspberry pi 4 model B 8gb with linux as os, should I update bitcoincore with linux (tgz) or arm linux.
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Why do I have to update my node version if I am up to date?
So a few months ago I unplugged my bitcoin node when it was running perfectly. So when I connected it again this week I had to let it sync to the blockchain again. Now you can see it's synced but I ...
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How can you trust Bitcoin nodes?
If you send send a transaction request to a node, what is to to ensure that node doesn't simply log your private key and do nothing?
What is to stop the entry node from taking a transaction intended ...
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Error while syncing with the blockchain on my Raspberry Pi
So I already have the node set up on my raspberry pi. This night the transfer of the Blockchain from my laptop to the raspi's hard disk finished. Now I am waiting for the blocks to match the headers
"...
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Bitcoin full node sharing blockchain
Does anyone know how one might run two bitcoin full nodes on the same machine with both these nodes sharing the same blocks and chainstate files, is a symlink to these files enough or must something ...
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How is the Bitcoin node network different from the IOTA network? [closed]
I asked this question on IOTA's forum here:
Real incentives for running a full node?
One of the founders from IOTA Come-From-Beyond (Sergey Ivancheglo) responded with this comment:
"However, ...
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How To Run a Litecoin Node?
How To Run Litecoin Node? I want to run my own litecoin node like bitcoin
I know how to run bitcoin node but there is some issue when i am starting litecoin node
Any Idea? #Creating Litecoin ...
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How to run multiple node in same machine?
I have created an altcoin base on litecoin source code. I want to test it in multiple node to test peers of each node weather each node can connect to each other. So I try to run "mycoind" in multiple ...
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Where can I get a visual example of the entire bitcoin network starting from physical network to the overlay network
*Note I am not a technical person so excuse any misunderstandings on my part here.
I am looking to get a sense of how the entire system looks like as a whole starting from the physical hardware (such ...
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Beginner Setup Bitcoin Full Node without GUI
I am following the installation steps to setup a bitcoin node, at the steps "Download the blockchain" that required Bitcoin Core GUI which is not able to run on the testing Ubuntu Server without GUI.
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How Bitcoin node discovery work?
When you install Bitcoin client, how does it discover the nodes to get a copy of the blockchain?
Are their seed nodes ? Are they vulnérables? SPOF ?
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How to reset node information in Bitcoin Core?
I think I've just put the wrong node IPs through console and I forgot all the IPs.
I would like to reset all the node information to the initial.
Should I just delete peers.dat?
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How DNS Seeds node maintain the list of addresses?
On bitcoin peer node discovery, the client issues DNS requests to learn about the addresses of other peer nodes. My question is how does this DNS directed service provider learn about all the ...
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Why connected node count have dropped since august 1st?
before 1st august i used to connect to 55+ nodes on my bitcoin-core, even if i kept the bitcoin-core running for 12 hours.
but after 1st of august, the connected nodes count is not going above 15-23
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technical requirement to running a Bitcoin node
I want to run a full node in order to support the network, however i am wondering about what are the technical requirements to do so.
how much RAM(for utxo) do I need? and what internet throughput ...
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how to get realtime new transaction data in nodejs from bitcore
I want to run a private node, and use it to receive realtime unconfirmed transactions data into my nodejs script.
How do I go about this?
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Is it possible for two nodes to view blockchains differently?
Is there a chance, that at some point in time, two blocks will have different number of confirmations, according to different nodes? Like, with difference up to 3-4 confirmations?
The problem I'm ...
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Bitcoin - BitGO - Save all wallet objects into Array of Objects
My Setup:
With the help of Mongoose module we handle all Mongo Database operations.
For each new user a wallet is generated and stored inside a Mongo collection.
METHOD:
If we use User.find({}, ...
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How can one figure out what version of Bitcoin-Core is used most?
Where can one find statistics on how many nodes are running older Bitcoin Core versions or alternative clients?
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miner_proxy and minerd Settings
I've started a mining account of Wemineltc.com, and have decided to go down the track of CPU mining. I looked up the relative tutorials on how to do so, and I got some different results. I set the ...
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How to connect nodes globally?
I am running two altcoin clients on different network, connected by VPN. The addnode command works fine, and nodes connects. But what to do if I want others to connect to my network? The ip addresses ...
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p2pool inbound connections
I am trying to get inbound connections on my p2pool instance. I currently have 6 outbound connections and the pool is working fine, but I would like to have more connections (might help get a few less ...
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What are the benefits of running a bitcoin daemon?
Can I get some fees on others transactions coming through my PC (creating blocks or whatever)? Transit-fees I mean.
Can I get some tiny bits of newly mined BTCs just on keep running bitcoind.exe in ...
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How to connect to several Bitcoin nodes using Bitcoin
I'm looking for a way to connect to several Bitcoin nodes using Python...
I've been looking in different Bitcoin-for-Python libraries, but I haven't found anything :(
What should I do?
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What else can bitcoin inventory vectors be used for?
As described in the protocol specification bitcoin nodes respond to the inv command, which queries a node's knowledge of one or more objects, with an inventory vector. According to the bitcoin wiki, ...