Metamask network setting for Ethereum I:
Network Name: Ethereum I
RPC URL: https://rpc.ethereum1.org
Network ID: 588588
Currency symbol: ETH1
Block explorer URL: https://explorer.ethereum1.org
Network Name: Ethereum I
RPC URL: https://rpc.ethereum1.org
Network ID: 588588
Currency symbol: ETH1
Block explorer URL: https://explorer.ethereum1.org