I constantly get this in my logs:
2014-02-03 19:31:28 trying connection 173.246.103.51:9336 lastseen=78.6hrs
2014-02-03 19:31:28 connect() failed after select(): Connection refused
2014-02-03 19:31:28 trying connection [2604:3400:dc1:41:216:3eff:fe65:7a15]:9336 lastseen=80.4hrs
2014-02-03 19:31:28 connect() failed: 101
2014-02-03 19:31:29 trying connection 173.246.103.51:9336 lastseen=78.6hrs
2014-02-03 19:31:29 connect() failed after select(): Connection refused
2014-02-03 19:31:29 trying connection [2604:3400:dc1:41:216:3eff:fe65:7a15]:9336 lastseen=80.4hrs
2014-02-03 19:31:29 connect() failed: 101
2014-02-03 19:31:30 trying connection [2604:3400:dc1:41:216:3eff:fe65:7a15]:9336 lastseen=80.4hrs
2014-02-03 19:31:30 connect() failed: 101
2014-02-03 19:31:30 trying connection 173.246.103.51:9336 lastseen=78.6hrs
2014-02-03 19:31:30 connect() failed after select(): Connection refused
2014-02-03 19:31:31 trying connection 173.246.103.51:9336 lastseen=78.6hrs
and stratum-server won't work with it