--- a/net/server_epoll.lua	Wed May 02 19:20:29 2018 +0200
+++ b/net/server_epoll.lua	Wed May 02 19:20:57 2018 +0200
@@ -540,6 +540,9 @@
 
 -- Connected!
 function interface:onconnect()
+	if self.conn and not self.peername then
+		self.peername, self.peerport = self.conn:getpeername();
+	end
 	self.onconnect = noop;
 	self:on("connect");
 end