As the name suggests, this is the private network that can be created by generating a new genesis block. This is usually the case in private blockchain distributed ledger networks, where a private group of entities start their blockchain and use it as a permissioned blockchain.
The following table shows the list of Ethereum network with their network IDs. These network IDs are used to identify the network by Ethereum clients.
Network name |
Network ID / Chain ID |
Ethereum mainnet |
1 |
Morden |
2 |
Ropsten |
3 |
Rinkeby |
4 |
Kovan |
42 |
Ethereum Classic mainnet |
61 |
More discussion on how to connect to testnet and how to set up private nets will be discussed in Chapter 12, Ethereum Development Environment ...