p.addLast("deflateEncoder", new ZlibEncoder());
p.addLast("frameEncoder", new ProtobufVarint32LengthFieldPrepender());
p.addLast("protobufEncoder", new ProtobufEncoder());
p.addLast("authenticationHandler", new ServerHandshakeHandler());
p.addLast("connectionHandler", new ServerConnectionHandler(networkSystem));
p.addLast("handler", new ServerHandler(networkSystem));
return p;
}