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2
votes
1answer
16 views

How do I still have connections without forwarding port 8333?

First of all, this isn't a problem I am having, I'm just curious how this works. If you run your node with port 8333 open, you'll receive a large amount of connections after being online for a ...
0
votes
1answer
42 views

Why does ONLY some connections have 'addrlocal' in getpeerinfo output

I connected two laptops A and B to bitcoin testnet. I then manually connected B to A using addnode of bitcoin-client. Snippet of getpeerinfo from B: { "id": 1, "addr": ...
1
vote
0answers
23 views

Table of coin parameters

What are the P2P network magic bytes P2PKH version byte P2SH version byte Private key version byte P2P Port RPC Port Atomic units per coin (100,000,000 for bitcoin) for Bitcoin, Bitcoin testnet, ...
3
votes
1answer
73 views

How to open the port 8332 on EC2 instance?

I'd like to access the EC2 instance that installed bitcoin mainnet node. I've found out that I need to open the port 8332 of instance from the question, but I have not idea how to do it. I tried to ...
2
votes
1answer
135 views

How do I configure Bitcoin Core to connect always to a particular node?

By reading https://bitcoin.org/en/full-node I've decided that I want to run a FULL node (let's call it 'X'), to contribute to the P2P network. So, I'll leave its ports open, or have a DMZ zone with a ...
1
vote
1answer
199 views

How to set up a private bitcoin network with mining on a single machine?

I created a testnet for mining using several ports in a single machine. However I see that the source codes [CAddrInfo, CAddr] are based on IP and not IP||port. Is there an easy change to make it do ...
1
vote
1answer
270 views

How to Enable Port Forwarding for Litecoin Mining?

I've just started Litecoin mining, and I've realized that my blockchain takes eons to download, even though its only less than 4GB. I've read several other posts on the same problem, but none of them ...
4
votes
1answer
393 views

Running multiple BTC nodes on separate VMs on the same host machine?

I've got a server running 24/7 with lots of resources left. I want to run a full Bitcoin node, but actually, I thought of running a few virtual machines on it (using virtualbox) and running a full ...
9
votes
1answer
894 views

Has anyone ported the Bitcoin software to “pure” Clojure?

Has there been any attempt to rewrite Bitcoin in Clojure? I know about BitcoinJ, so I imagine that should be easy to port. But what about a "pure" version? Without calling Java directly? Easily ...
8
votes
3answers
829 views

Has anyone ported the Bitcoin software to plain C or Objective C?

I'm not a big proponent of either C++ or Boost. Has there been any attempt to rewrite Bitcoin in plain ANSI C, or maybe Objective C? Thanks.
1
vote
1answer
143 views

Following transaction's lifetime from wallet to miner to all the other P2P wallets

I'm trying to understand a transaction's lifetime and haven't yet found a technical, linear "timeline" of events that occur when a P2P transaction occurs. This is my understanding so far; please ...
2
votes
1answer
228 views

What ways does a miner differ from a wallet?

I'm trying to understand how transactions are broadcast, the time is synchronized, and the chain extended. I have a wallet on OSX that required me to fully synchronize with the network. Contrasting ...
4
votes
2answers
612 views

What if ISP's block port 8332?

Hypothetically, if it were a well coordinated NSA-type shut down and ALL ISP's suddenly blocked port 8332 (major ones anyway), how would the Bitcoin system immediately handle it?
5
votes
2answers
2k views

Port forwarding for pooled mining?

It does not seem to be necessary but does it help to use port forwarding for pooled mining? I mean forwarding the same port as the pool port on the incoming side of my router to the rig.