以太坊智能合约 network id 列表

• 0: Olympic, Ethereum public pre-release PoW testnet

• 1: Frontier, Homestead, Metropolis, the Ethereum public PoW main network

• 1: Classic, the (un)forked public Ethereum Classic PoW main network, chain ID 61

• 1: Expanse, an alternative Ethereum implementation, chain ID 2

• 2 : Morden Classic, the public Ethereum Classic PoW testnet

• 3: Ropsten, the public cross-client Ethereum PoW testnet

• 4: Rinkeby, the public Geth-only PoA testnet

• 5: Goerli, the public cross-client PoA testnet

• 6: Kotti Classic, the public cross-client PoA testnet for Classic

• 8: Ubiq, the public Gubiq main network with flux difficulty chain ID 8

• 10: Quorum, the JP Morgan network

• 42: Kovan, the public Parity-only PoA testnet

• 60: GoChain, the GoChain networks mainnet

• 77: Sokol, the public POA Network testnet

• 99: Core, the public POA Network main network

• 100: xDai, the public MakerDAO/POA Network main network

• 31337: GoChain testnet, the GoChain networks public testnet

• 401697: Tobalaba, the public Energy Web Foundation testnet

• 7762959: Musicoin, the music blockchain

• 61717561: Aquachain, ASIC resistant chain

• [Other]: Could indicate that your connected to a local development test network.

https://ethereum.stackexchange.com/questions/17051/how-to-select-a-network-id-or-is-there-a-list-of-network-ids