Install OpenEthereum Client
After downloading, you need to perform the command
chmod +x openethereumto be able to run the binary.
openethereum --chain poacore --no-warp
openethereum --chain poasokol --no-warp
If you would like to limit or choose specific bootnodes, you can obtain the bootnodes.txt file from POA github. Enter all supplied enodes for the desired network separated by a comma, no space POA Core
git clone -b core https://github.com/poanetwork/poa-chain-spec.git
git clone -b sokol https://github.com/poanetwork/poa-chain-spec.git