private PeerGroup createPeerGroup() {
    // no proxy case.
    if (socks5Proxy == null) {
        return new PeerGroup(params, vChain);
    } else {
        // proxy case (tor).
        Proxy proxy = new Proxy(Proxy.Type.SOCKS,
                new InetSocketAddress(socks5Proxy.getInetAddress().getHostName(),
                        socks5Proxy.getPort()));

        ProxySocketFactory proxySocketFactory = new ProxySocketFactory(proxy);
        // we dont use tor mode if we have a local node running
        BlockingClientManager blockingClientManager = bisqEnvironment.isBitcoinLocalhostNodeRunning() ?
                new BlockingClientManager() :
                new BlockingClientManager(proxySocketFactory);

        PeerGroup peerGroup = new PeerGroup(params, vChain, blockingClientManager);

        blockingClientManager.setConnectTimeoutMillis(TIMEOUT);
        peerGroup.setConnectTimeoutMillis(TIMEOUT);

        return peerGroup;
    }
}