diff --git a/data_files/mmgen.cfg b/data_files/mmgen.cfg
index 235e4b02..27cd2489 100644
--- a/data_files/mmgen.cfg
+++ b/data_files/mmgen.cfg
@@ -55,6 +55,9 @@
 # Set the maximum transaction fee for LTC:
 # ltc_max_tx_fee 0.3
 
+# Set the maximum transaction fee for ETH:
+# eth_max_tx_fee 0.005
+
 # Set the transaction fee adjustment factor. Auto-calculated fees are
 # multiplied by this value:
 # tx_fee_adj 1.0
@@ -62,6 +65,12 @@
 # Set the maximum transaction file size:
 # max_tx_file_size 100000
 
+# Set the Ethereum mainnet name
+# eth_mainnet_chain_name foundation
+
+# Set the Ethereum testnet name
+# eth_testnet_chain_name kovan
+
 #####################################################################
 # The following options are probably of interest only to developers #
 #####################################################################
diff --git a/mmgen/globalvars.py b/mmgen/globalvars.py
index 874955eb..8db09170 100755
--- a/mmgen/globalvars.py
+++ b/mmgen/globalvars.py
@@ -47,7 +47,7 @@ class g(object):
 	author    = 'The MMGen Project'
 	email     = '<mmgen@tuta.io>'
 	Cdates    = '2013-2018'
-	keywords  = 'Bitcoin, BTC, cryptocurrency, wallet, cold storage, offline, online, spending, open-source, command-line, Python, Linux, Bitcoin Core, bitcoind, hd, deterministic, hierarchical, secure, anonymous, Electrum, seed, mnemonic, brainwallet, Scrypt, utility, script, scriptable, blockchain, raw, transaction, permissionless, console, terminal, curses, ansi, color, tmux, remote, client, daemon, RPC, json, entropy, xterm, rxvt, PowerShell, MSYS, MinGW, mswin, Armbian, Raspbian, Raspberry Pi, Orange Pi, BCash, BCH, Litecoin, LTC, altcoin, ZEC, Zcash, DASH, Dashpay, ETH, Ethereum, Classic, SHA256Compress, XMR, Monero, EMC, Emercoin'
+	keywords  = 'Bitcoin, BTC, cryptocurrency, wallet, cold storage, offline, online, spending, open-source, command-line, Python, Linux, Bitcoin Core, bitcoind, hd, deterministic, hierarchical, secure, anonymous, Electrum, seed, mnemonic, brainwallet, Scrypt, utility, script, scriptable, blockchain, raw, transaction, permissionless, console, terminal, curses, ansi, color, tmux, remote, client, daemon, RPC, json, entropy, xterm, rxvt, PowerShell, MSYS, MinGW, mswin, Armbian, Raspbian, Raspberry Pi, Orange Pi, BCash, BCH, Litecoin, LTC, altcoin, ZEC, Zcash, DASH, Dashpay, ETH, Ethereum, Classic, SHA256Compress, XMR, Monero, monerod, EMC, Emercoin, ERC20, token, deploy, contract, gas, fee, smart contract, solidity, Parity, testnet, devmode, Kovan'
 	max_int   = 0xffffffff
 	stdin_tty = bool(sys.stdin.isatty() or os.getenv('MMGEN_TEST_SUITE'))
 	http_timeout = 60
@@ -135,7 +135,8 @@ class g(object):
 		'color','debug','hash_preset','http_timeout','no_license','rpc_host','rpc_port',
 		'quiet','tx_fee_adj','usr_randchars','testnet','rpc_user','rpc_password',
 		'daemon_data_dir','force_256_color','regtest',
-		'btc_max_tx_fee','ltc_max_tx_fee','bch_max_tx_fee',
+		'btc_max_tx_fee','ltc_max_tx_fee','bch_max_tx_fee','eth_max_tx_fee',
+		'eth_mainnet_chain_name','eth_testnet_chain_name',
 		'max_tx_file_size'
 	)
 	env_opts = (
diff --git a/mmgen/protocol.py b/mmgen/protocol.py
index 9e9ea2b8..b6a99fcf 100755
--- a/mmgen/protocol.py
+++ b/mmgen/protocol.py
@@ -90,7 +90,6 @@ class BitcoinProtocol(MMGenObject):
 	witness_vernum_hex = '00'
 	witness_vernum     = int(witness_vernum_hex,16)
 	bech32_hrp         = 'bc'
-	chain_aliases      = {}
 
 	@classmethod
 	def is_testnet(cls):
@@ -304,8 +303,8 @@ class EthereumProtocol(DummyWIF,BitcoinProtocolAddrgen):
 	rpc_port    = 8545
 	mmcaps      = ('key','addr','rpc')
 	coin_amt    = ETHAmt
-	chain_aliases = {'mainnet':['foundation'],'testnet':['kovan']}
-
+	max_tx_fee  = ETHAmt('0.005')
+	chain_name  = 'foundation'
 
 	@classmethod
 	def verify_addr(cls,addr,hex_width,return_dict=False):
@@ -324,6 +323,7 @@ class EthereumProtocol(DummyWIF,BitcoinProtocolAddrgen):
 class EthereumTestnetProtocol(EthereumProtocol):
 	data_subdir = 'testnet'
 	rpc_port    = 8547 # start Parity with --ports-shift=2
+	chain_name  = 'kovan'
 
 class EthereumClassicProtocol(EthereumProtocol):
 	name   = 'ethereum_classic'
diff --git a/mmgen/tx.py b/mmgen/tx.py
index 3fddaea4..83f164cf 100755
--- a/mmgen/tx.py
+++ b/mmgen/tx.py
@@ -306,8 +306,8 @@ Selected non-{pnm} inputs: {{}}""".strip().format(pnm=g.proj_name,pnl=g.proj_nam
 		assert on_fail in ('return','die'),"'{}': invalid value for 'on_fail'".format(on_fail)
 		m = 'Transaction is for {}, but current chain is {}!'.format(self.chain,g.chain)
 		bad = self.chain and g.chain and self.chain != g.chain
-		if bad and g.chain in g.proto.chain_aliases:
-			bad = self.chain not in g.proto.chain_aliases[g.chain]
+		if bad and hasattr(g.proto,'chain_name'):
+			bad = self.chain != g.proto.chain_name
 		if bad:
 			msg(m) if on_fail == 'return' else die(2,m)
 		return not bad