public Collection<DomainPair> getOutgoingDomainPairs() {
        return routingTable.getServerRoutes();
    }
Returns a collection with the domain names of the remote servers that currently may receive
packets sent from this server.

@return a collection with the domains of the remote servers that currently may receive
        packets sent from this server.
xmppserver/src/main/java/org/jivesoftware/openfire/SessionManager.java