@@ -73,6 +73,13 @@
73-- peer nodes. In other words, if you start a node and pass hostname @localhost@
73-- peer nodes. In other words, if you start a node and pass hostname @localhost@
74-- then peer nodes won't be able to reach it because @localhost@ will resolve
74-- then peer nodes won't be able to reach it because @localhost@ will resolve
75-- to a different IP address for them.
75-- to a different IP address for them.
79+-- If you try the above example and the master process cannot find any slaves,
80+-- then it might be that your firewall settings do not allow for UDP multicast
81+-- (in particular, the default iptables on some Linux distributions might not
76{-# OPTIONS_GHC -fno-warn-orphans #-}
83{-# OPTIONS_GHC -fno-warn-orphans #-}
77module Control.Distributed.Process.Backend.SimpleLocalnet
84module Control.Distributed.Process.Backend.SimpleLocalnet
78 ( -- * Initialization
85 ( -- * Initialization