PeerAddress upa = unreachablePeer.peerBean().serverPeerAddress();
upa = upa.changeFirewalledTCP(true).changeFirewalledUDP(true);
unreachablePeer.peerBean().serverPeerAddress(upa);
// find neighbors
FutureBootstrap futureBootstrap = unreachablePeer.bootstrap().peerAddress(peers[0].peerAddress()).start();
futureBootstrap.awaitUninterruptibly();
Assert.assertTrue(futureBootstrap.isSuccess());
// setup relay and lower the update interval to 5s
PeerNAT uNat = new PeerBuilderNAT(unreachablePeer).relayType(relayType).gcmServerCredentials(gcmServerCredentials).peerMapUpdateInterval(5).start();