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Questions tagged [full-node]

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2
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1answer
25 views

Whats the difference in way you installing full nodes

I'm newbie in blockchain world, so I'm curious what is the difference between installing full node by using libs such as bitcore-lib (using node.js) and installing it through the daemon (mentioned ...
1
vote
2answers
33 views

What is a good hardware for a lightning network node?

What is the hardware setup you use for your LN node? Is a Raspberry Pi 3 enough for testing and playing with small amount of funds?
0
votes
1answer
30 views

How does a node decide whether a block is valid?

I'm a software developer, and I've been trying to figure out how a node decides whether a block is valid, I do understand the hashes in bitcoin, the merkle root, and all those aspects but my question ...
0
votes
1answer
31 views

`lnd` on Raspberry pi zeros?

Did somebody try to run the bitcoind full node on the Raspberry pi 3 and one or more lnd nodes on one or more Raspberry pi zeros? My goal is to support multiple LN clients without having to run a ...
0
votes
1answer
21 views

JSON-RPC get full nodes information

Is there any way to get all full nodes by RPC call? Afaik full node contains information of other full nodes in the network and was wondering how to request that. I red the documentation on Bitcoin ...
2
votes
1answer
23 views

Checking whether lightning node is online/visible

I just created my first lightning node and already have one active connection. My problem is however, that I do not see my node in any lightning network explorer. Is it possible to somehow check ...
0
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0answers
17 views

Bitcoin-Qt UI options for configuring Tor proxy: select one or both?

I have two questions that I can't seem to find answers for anywhere, probably because they are noob questions, so please bear with me. I don't want this to be redundant and will close the thread if ...
0
votes
1answer
22 views

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., ...
1
vote
1answer
23 views

Lightning?full node question

I'm running a full node as well as a Lightning Node with 4 channels open. I also have incoming ports enabled. I've noticed that my balance varies daily by a few thousand Sats. I'm new to running a ...
1
vote
1answer
39 views

Any privacy considerations regarding allowing inbound connections for a Tor full node?

I wanted to know if there's any privacy considerations to take into account when opening the bitcoin ports on the router for a bitcoin node. I'm using -onlynet=onion in the bitcoin.conf file and I ...
0
votes
1answer
26 views

Is it possible to create a wallet service, which doesn't have all the blockchain downloaded?

Is it possible to create a wallet service, which doesn't have all the blockchain downloaded? Like not running a full node itself?
1
vote
2answers
99 views

Bitnodes for node on testnet

I have used the bitnode's own script to install a full node on an Ubuntu 16.04 Digitalocean droplet. I can verify that my node is up and running by checking the IP with port 8333 on Bitnode's check ...
0
votes
1answer
39 views

Is backward syncing viable for full nodes?

Currently, Every Bitcoin Core full node has to download the whole blockchain at least once. This situation is even worse if pruning is enabled - the user has to download the whole gigantic blockchain ...
1
vote
1answer
36 views

can not access via RPC to litecoin node

I set up a litecoin full node in AWS. I opened ports 22, 80 and 9332. Also from my laptop I cloned this project https://github.com/janoside/btc-rpc-explorer I executed on my local but unfortunately I ...
2
votes
2answers
106 views

Running lightning in prune mode

I am running lightning with the LND implementation and a full node. Nevertheless, I heard that it is possible to use Lighting in pruned mode. How is this possible? I read in the LND install ...
2
votes
2answers
38 views

Each full node has different mempool?

I don't understand if each full node has different mempool inside. With RPC command getblocktemplate I can Get the information about candidate block. I can Find all transaction verified but ...
3
votes
2answers
33 views

Bitcoin core full node - Should i choose my peers or it's fine to use the hardcoded ones?

Pretty much the title, i have a full node v 0.17.1 running 12-14 hrs/day and i was wondering if is helpfull, for privacy or for whatever reason, to add peers (maybe from https://bitnodes.earn.com/...
0
votes
1answer
52 views

Is the idea of fraud proofs possible in reality?

I once read this on Twitter, which is said by Luke Dashjr, a Core dev: The original design was to have full nodes create proofs of invalid blocks, to alert SPV nodes to them. SPV nodes would then ...
1
vote
2answers
31 views

Would bitcoin core work on a big endian system? Or even a system where C++'s `int` is not 32-bit?

Looking at the source code of bitcoin core, the serialization part, I see that there's no serialization abstraction layer that accounts for a possible different endianness or different binary layouts ...
1
vote
1answer
28 views

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 ...
1
vote
4answers
121 views

Can non mining full nodes prevent 51% attack? Does it actually strengthen the network? I am confused of its real purpose

From what I understand, miners secure the bitcoin network by making it very-very expensive to do a 51% attack or double spend bitcoins through the sheer amount of hash power needed to overwhelm the ...
0
votes
1answer
32 views

EXCEPTION: 15dbwrapper_error

I'm running Bitcoind 0.17 on a raspberry Pi 3. Everything ran smoothly until I did something wrong (I guess) but can't figure out what happened. Now I got this error. Has someone experience with this ...
4
votes
1answer
300 views

Why would running a light node riskier and subject to more frauds than a full node? We don't NEED a full ledger, do we?

I've been reading on light node and many have pointed out that the light node doesn't have the full blockchain and is riskier because they can't verify the transactions fully. First, we can verify ...
1
vote
2answers
49 views

Networking in cryptocurrency

I am learning and trying to implement my own cryptocurrency and I am thinking about how could I achieve the peer to peer connections. I read that bitcoin is using DNS seeds for discovering users. In ...
0
votes
1answer
25 views

Why lightweight nodes are less secure?

as you know there is two main type of wallets: full node and light node I've read in some advice that just using full node for more security stuff and the next question is what is the type of ...
1
vote
2answers
94 views

Set up a Bitcoin full node: static or dynamic IP address?

I am trying to set up a new Bitcoin full node and my institution ISP is trying hard to not give me a static IP address for this purpose. I guess because of the concern that the node will be DDoSed, ...
1
vote
1answer
102 views

My node is not showing on Bitnodes

I have a 0.16.3 Bitcoin Core wallet running. I have incoming transactions allowed and I have lots of incoming connections. However, I fail to see my node on the map of Bitnodes; it says it's ...
0
votes
1answer
35 views

What other lightning nodes are there besides Eclair Core for running a full node lightning?

I realized that in order to receive lightning payments from others, you need to first run a lightning full node. I found this one from Eclair: https://github.com/ACINQ/eclair Are there other full ...
1
vote
0answers
38 views

Looking for old bitcoin [duplicate]

I briefly ran a node on my Mac in mid to late 2012/early 2013, but didn't understand it at the time and let it go. Is it possible that I still have bitcoin on my computer from that installation, if so,...
2
votes
0answers
18 views

Setting up node, no connection when announce ip address to peers

I want to announce my host name when running node. When I set nxt.myAddress=hostname or IPaddress, there are no connection to peers. But when I keep it empty everything is fine.
0
votes
1answer
200 views

Need to access remote bitcoin node for Lightning

I am running a full node on a static IP and I can open up whatever ports needed to communicate with that node. I need to figure out how to communicate with that full node remotely. I want to run an ...
2
votes
1answer
148 views

Full node vs lightning node

What is the difference between a full node and a lightning (network) node? If a lightning node, that is not a full node, opens a payment channel with another lightning node, how can the first peer ...
0
votes
1answer
53 views

VPS with 80 GB Space, can't download the whole blockchain?

I am using an application and WordPress that allows people to pay with Bitcoin in a small multi vendor marketplace for trading hobby items. The plugin that I'm using is recommending that I run a ...
0
votes
1answer
37 views

Ardor configuration settings to connect to remote node without downloading entire blockchain locally

What configuration is required to run the Ardor wallet software without downloading the entire blockchain, but only connect to a remote node?
0
votes
1answer
25 views

Extracting Bitcoin historical ticker data by setting up Bitcoin Node?

How do I extract the ticker data (historical values such as day price, day open, day close etc) by setting up a Bitcoin Node? Bitcoin Node is setup using Bitcore.io All blocks are syncing right now, ...
0
votes
1answer
47 views

Failing communication with Bitcoin node: Only one usage of each socket address (protocol/network address/port) is normally permitted

I use the cryptean's BitcoinLib to make RPC calls to a Bitcoin node on another computer. Seemingly at random, the connection fails and I get a System.Net.Sockets.SocketException with the error code ...
0
votes
1answer
39 views

How would you recommend parsing a private bitcoin core node with nodeJS?

I just need to parse a private node and lookup one bitcoin address and get all transactions going in or out of the address preferably using nodeJS within the last 200 or so blocks. Any recommendations?...
0
votes
1answer
455 views

What is the right way to restart bitcoind if it crashes?

I am very new to this and apologies if it has been asked before but I can't seem to find a clear answer after looking extensively. I am trying to run a full node. I started bitcoind -daemon and ...
3
votes
1answer
68 views

Lightning Network node without opened channels

If I have a LN node without open channels, does that improve the robustness of the network? I have a BTC and LN node running 24/7 on a Raspberry Pi 3, and no BTC at the moment to open a channel.
1
vote
1answer
145 views

C-Lightning update 0.6 doc

How do you update safely to 0.6 the working C-Lightning node?
0
votes
1answer
133 views

How do you deploy a Bitcoin-Cash full node on a Cent OS 7 server?

I'm looking to compile it on CentOS 7. Perhaps a guide.
0
votes
1answer
52 views

Bitcoin node and sending transaction

Is there any bitcoin free full node (both mainnet and testnet) available online that i can make use of like infura for ethereum? This is because i do not intend to host my own node. Also which ...
0
votes
1answer
161 views

Can I run a full bitcoin node on a Raspberry Pi? [duplicate]

If so, what would be the best way to get started?
0
votes
0answers
31 views

Number of Bitcoin nodes in China

I am looking at a chart of Bitcoin nodes by countries as provided by Bitnodes: The number of Chinese nodes seems strange to me: AFAIK, China plays a larger role in the Bitcoin ecosystem, though on ...
0
votes
1answer
162 views

How do bandwidth requirements for running a full node grow with blocksize?

I know they increase. I'm looking for something more precise than that.
0
votes
1answer
63 views

Full node storage requirements for new 2MB block which is only 10% full

If blocks were 2MB, and a 2MB block that is only 10% full gets confirmed, then how much additional storage is required on a full node? I am guessing the correct answer here is 200K? Thanks in ...
0
votes
2answers
292 views

How to confirm my node is on the network?

I wanted to verify that my node is on the bitcoin network. For this I used the 'getnetworkinfo' command on my bitcoincore console and was able to optain my node's IP address. This is: 2001:0:9d38:6abd:...
1
vote
1answer
862 views

Testnet Bitcoin Connection refused (111)

I have ah Raspberry and i will a BTC & Lightning node set up. my bitcoin.conf testnet=3 Bitcoind options server=1 daemon=1 txindex=1 disablewallet=1 Connection settings rpcuser=raspibolt ...
2
votes
2answers
101 views

Does a 2009 client sync the whole bitcoin blockchain

So does a 2009 client sync the whole bitcoin blockchain and does the temporary split of 2013 have any impact on that?
0
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0answers
28 views

Is a Bitcoin full node runner a miner? [duplicate]

I hope you're doing good. I have a question: If someone runs a Bitcoin full node on his PC, is s/he necessarily a Miner?