public static Set<String> getWhitelistedAnonymousIPs() {
        return allowedAnonymIPs;
    }
Returns the list of IP address that are allowed to connect to the server for anonymous users. If the list is
empty then anonymous will be only restricted by {@link #getWhitelistedIPs()}.

Note that the blacklist in {@link #getBlacklistedIPs()} should take precedence!

@return the collection of IP address that are allowed to connect to the server. Never null, possibly empty.
xmppserver/src/main/java/org/jivesoftware/openfire/session/LocalClientSession.java