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Simplest Hyperledger Fabric Network
What is the simplest Hyperledger Fabric Network? The simplest Hyperledger Fabric Network consists of 2 systems, an orderer and a peer, running 1 channel with 1 chaincode. But ledger (Blockchain and World State) is not distributed. To improve reliability, we can add a second ledger peer to the networ...
2020-02-07, 1235🔥, 0💬

Start Hyperledger Composer Playground Server
How to start and stop Hyperledger Composer Playground Server? The command that represents the Hyperledger Composer Playground Server is "composer-playground". You can start the server as shown below: $ composer-playground ... INFO :LoadModule :loadModule() Loading composer-wallet-filesystem from /us...
2022-10-13, 1234🔥, 1💬

💬 2022-10-13 Khôi Nguyên: Thank ^^

"configtxgen" Command - Build genesis.block
How to run "configtxgen" command to build the orderer genesis block for BYFN (Build Your First Network)? You can follow this tutorial to run "configtxgen" command to build Orderer Genesis Block for BYFN. The "configtxgen" command file is located in the ../bin directory. It takes the configtx.yaml fi...
2020-10-20, 1230🔥, 0💬

Multiple Ledger Peers within Organization
Can I run multiple ledger peers in my organization on a multi-organization network? Yes, you can run multiple ledger peers in your organization on a multi-organization network. This will make the network more reliable to serve client applications of your organization. You can also replace the third ...
2020-01-29, 1220🔥, 0💬

What Is CTO Modeling Language
What is Business Network CTO Modeling Language? Business Network CTO Modeling Language is a special data modeling language to define complex data types from primitive data types. CTO source code can be stored in a single or multiple files with the *.cto file extension. Each CTO source code file shou...
2021-08-01, 1212🔥, 0💬

Objectives of commercial-paper Tutorials
What are the objectives of commercial-paper Hyperledger Fabric network tutorials? Objectives of commercial-paper Hyperledger Fabric network tutorials provided at hyperledger-fabric.readthedocs .ioWebsite are: 1. Show you how to install and use a commercial paper sample application and smart contract...
2019-12-19, 1212🔥, 0💬

FabricCAServices Node.js Class
What is the FabricCAServices Node.js Class? FabricCAServices is a class provided in Node.js SDK 'fabric-ca-client' module. FabricCAServices can be used by client applications to communicate with the Fabric CA server. Key properties and methods provided in FabricCAServices class are: new FabricCAServ...
2019-11-08, 1203🔥, 0💬

teardown.sh - Teardown basic-network
How to run teardown.sh script to Teardown the Hyperledger Fabric example network, basic-network? You can follow this tutorial to run teardown.sh script to Teardown the Hyperledger Fabric example network, basic-network. 1. Run teardown.sh script to remove containers and their images related to the ba...
2020-04-25, 1202🔥, 0💬

Deploy Peer with Default Configuration
How to Deploy the Peer Docker Image with the Default Configuration? You can follow this tutorial to deploy the Peer Docker Image with the Default Configuration. 1. Create a new Docker Compose YAML file, docker-compose-peer.yaml: $ cd fabric-peer $ vi docker-compose-peer.yaml # Copyright (c) FYIcente...
2019-05-10, 1201🔥, 0💬

CouchDB Server Admin Web Portal
What is CouchDB Server Admin Web Portal? If you are running BYFN (Build Your First Network) with the CouchDB option, the World State of each peer node is stored a CouchDB server running as Docker container. The CouchDB server supports an admin web portal that allows you manage the CouchDB server, it...
2019-04-19, 1182🔥, 0💬

What Is Hyperledger
What Is Hyperledger? Hyperledger is an open source project for developing blockchain-based application frameworks and tools. Currently, Hyperledger is working on the following frameworks: Hyperledger Burrow v.0.21.0, 2019 - Hyperledger Burrow is a blockchain client including a built-to-specification...
2019-04-19, 1180🔥, 0💬

Node.js SDK and Client Application
What is Node.js SDK and how to use it to write client applications? Hyperledger Fabric Node.js SDK is a set of libraries that allows you to write client applications to interact with chaincode in Node.js language. A Hyperledger Fabric network can be viewed as virtual operating system. Once it is up ...
2020-02-07, 1178🔥, 0💬

Create PaperNet Log Console
How to Create PaperNet Log Console using the "logspout" command? If you are the administrator from MagnetoCorp and want to Create Log Console to monitor PaperNet Hyperledger Fabric network, you can follow this tutorial. 1. Create a new terminal window and run the monitordocker.sh script under the ma...
2019-12-19, 1176🔥, 0💬

Deploy Orderer with Default Configuration
How to Deploy the Orderer Docker Image with the Default Configuration? You can follow this tutorial to deploy the Orderer Docker Image with the Default Configuration. 1. Create a new Docker Compose YAML file, docker-compose-default.yaml: $ cd fabric-orderer $ cp docker-compose-orderer.yaml docker-co...
2019-05-14, 1171🔥, 0💬

Fabric CA (Certificate Authority)
Where to find tutorials on Fabric CA (Certificate Authority)? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Fabric CA (Certificate Authority). What Is Fabric CA (Certificate Authority) Fabric CA Integration with Fabric Peers Fabric Network wi...
2019-10-27, 1164🔥, 0💬

Generate Genesis Block for Orderer
How to generate the Generate Genesis Block for the Orderer peer? When running a Hyperledger Fabric network, orderer peers also maintains a special blockchain called the orderer system channel (or ordering system channel). If you are starting a new orderer peer, you need to generate the genesis block...
2019-08-23, 1162🔥, 0💬

"fabric-ca-client register" - Register Second Admin
How to register a second admin with the "fabric-ca-client register" command? You can follow this tutorial to register a second admin with the "fabric-ca-client register" command. 1. Make sure the Fabric CA Server is running. 2. Go to the Fabric CA Client system where you have the "admin" wallet crea...
2019-09-16, 1151🔥, 0💬

commercial-paper Sample Network
Where to find tutorials on Hyperledger Fabric commercial-paper Sample Network? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Hyperledger Fabric commercial-paper Sample Network. Objectives of commercial-paper Tutorials Start basic-network for ...
2019-12-19, 1149🔥, 0💬

"byfn.sh up" Error - Container Name in Use
Why am I getting the "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running "byfn.sh up" to start up the BYFN Network? You are getting "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running the "byfn.sh up" command, because ...
2020-05-05, 1148🔥, 0💬

BYFN crypto-config.yaml Configuration File
What is the crypto-config.yaml Configuration File used in BYFN (Build Your First Network)? The crypto-config.yaml Configuration File provides settings on how to generate private keys and public certificates for network entities: order and peer organizations. Here is the default copy of crypto-config...
2020-10-26, 1141🔥, 0💬

Default orderer.yaml in Orderer Docker Image
What is the Default orderer.yaml file in Orderer Docker Image? The default orderer.yaml file in the Orderer Docker Image is the default version of orderer.yaml, which provides settings to control the behavior of the Orderer peer. If you deploy the Orderer Docker container without your own version of...
2019-08-23, 1139🔥, 0💬

Hyperledger Composer Playground
Where to find tutorials on Hyperledger Composer Playground. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Hyperledger Composer Playground. What Is Hyperledger Composer Playground Start Hyperledger Composer Playground What Is Basic Sample Busi...
2019-04-13, 1138🔥, 0💬

Install PaperNet Chaincode (Smart Contract)
How to install the PaperNet Chaincode (Smart Contract), papercontract.js? If you are the MagnetoCorp administrator, you need to use the peer chaincode install command to copy the papercontract chaincode from their local machine’s file system to the file system within the target peer’s docker contain...
2019-12-02, 1134🔥, 0💬

BYFN Chaincode - chaincode_example02.go
What is the chaincode in Golang used in BYFN (Build Your First Network)? The chaincode in Golang used in BYFN (Build Your First Network) is located in the chaincode_example02.go file and located in hyperledger-binaries/fabric-sa mples/chaincode/chaincode_exam ple02/go/directory: $ cd hyperledger-bina...
2019-04-13, 1133🔥, 0💬

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