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Questions tagged [protocol]

The tag has no usage guidance.

0
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1answer
33 views

Fork stellar to create a new blockchain

I want to fork stellar and make a new blockchain, 1) how should I proceed? step by step. 2) how to keep that blockchain running. 3) what should I know before doing this. 4) Please refer to any ...
1
vote
0answers
48 views

How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node

How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node (in archiver mode)? There is a list of validators in the link below, should all or some ...
2
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1answer
72 views

Upgrading core protocol version (docker quickstart, standalone)

I built the v10 docker image and launched it exposing the HTTP port for core. docker build -f Dockerfile.testing -t stellar:v10 . docker run --rm -it -p "5432:5432" -p "8000:8000" -p "11626:11626" \ ...
2
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1answer
73 views

Nominate --> Prepare --> Commit --> Externalize question

Ok, so I am trying to grok how, if at all, state moves through this setup. Let's say a stellar node receives a transaction from a client that it wants to propose to the network. The node then sends ...
5
votes
1answer
125 views

Why does the high level threshold level for quorum have to be above 66%?

What is reason that the threshold of consensus bearing nodes must be above 66% for the network to operate successfully? This is straight from the docs of the stellar-core_example.cfg file. ...
3
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2answers
200 views

What is asymptotic security and why does Stellar, but not POW exhibit this?

One of the benefits mentioned of SCP in comparison to POW is 'asymptotic security' https://www.stellar.org/blog/stellar-consensus-protocol-proof-code/. What does this form of security mean in practice ...
1
vote
1answer
55 views

Number of transactions in Ledger

Does one ledger hold multiple transactions from different accounts? By looking at the single ledger, I see only a few transactions. In the above ledger sequence, there are only 2 transactions.I assume ...
1
vote
1answer
57 views

Is there a simplified or abridged version of the Mazieres paper describing the Stellar Consensus Protocol?

Is there a simplified document describing the Stellar Consensus Protocol that is more accessible and can be understood by the general public? I am trying to clarify and simplify the knowledge around ...
4
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1answer
90 views

How are changes in the stellar protocol implemented?

Recently there was a lowering of the base fee from 10 to 0.5 lumens. Typically in a blockchain such a change would require a hard fork. How did all the validators agree to accept the new limit? Did ...
4
votes
1answer
90 views

Question regarding Stellar Attachment Convention 'route' param and general clarification

Regarding the attachment convention, is my interpretation correct? Attachments are sent outside of the ledger. The sha256 hash of the attachment data is included in the transaction's memo field only ...
6
votes
1answer
73 views

How would I make a transaction to buy a physical product using the Stellar Network?

My understanding of the SCP is that when a trade happens it must hold the same value across the network. If a transaction happens that is not a 1 to 1 exchange and is validated by a node it is ...
4
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1answer
56 views

'Skip List' examples?

Has anyone used the 'Skip List' property on the ledger? If so, do you have an example / use case? Skip list: Hashes of ledgers in the past. Allows you to jump back in time in the ledger chain ...
36
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1answer
444 views

How are the Stellar (XLM) and Ripple (XRP) protocols different?

How are the Stellar Consensus Protocol and the XRP Ledger Consensus Process different, and what does it mean for users?