truffle.js

// Allows us to use ES6 in our migrations and tests.
require('babel-register')

module.exports = {
    networks: {
        development: {
            host: 'localhost',
            port: 8545,
            network_id: '*' // Match any network id
        },
        live: {
            host: 'localhost', // Random IP for example purposes (do not use)
            port: 8545,
            network_id: 1,        // Ethereum public network
            from: '0x1494cb5f7ad7b09e9daf1ffa3070e69ae936ca0e',
            gas: 2000000
            // optional config values:
            // gas
            // gasPrice
            // from - default address to use for any transaction Truffle makes during migrations
            // provider - web3 provider instance Truffle should use to talk to the Ethereum network.
            //          - if specified, host and port are ignored.
        }
    }
}