diff --git a/proxy/miner.go b/proxy/miner.go
index 7444ad7..8a59c20 100644
--- a/proxy/miner.go
+++ b/proxy/miner.go
@@ -24,13 +24,13 @@ func (s *ProxyServer) processShare(login, id, ip string, t *BlockTemplate, param
 	if hasher == nil {
 		switch s.config.Network {
 		case "classic":
-			hasher = etchash.New(&ecip1099FBlockClassic, nil)
+			hasher = etchash.New(&ecip1099FBlockClassic, nil) // classic mainnet
 		case "mordor":
-			hasher = etchash.New(&ecip1099FBlockMordor, nil)
+			hasher = etchash.New(&ecip1099FBlockMordor, nil) // mordor
 		case "ubiq":
-			hasher = etchash.New(nil, &uip1FEpoch)
+			hasher = etchash.New(nil, &uip1FEpoch) // ubiq mainnet
 		case "ethereum", "ropsten", "ethereumPow", "ethereumFair", "callisto", "etica", "expanse", "octaspace", "universal", "canxium":
-			hasher = etchash.New(nil, nil)
+			hasher = etchash.New(nil, nil) //ethash
 		default:
 			log.Printf("Unknown network configuration %s", s.config.Network)
 			return false, false