private async Task SetNetworkInfo() { if (string.IsNullOrWhiteSpace(FQDN)) { string serverName = System.Environment.MachineName; try { FQDN = (await DnsLookup.GetHostEntryAsync(serverName)).HostName; } catch { FQDN = serverName; } } if (string.IsNullOrWhiteSpace(LocalIPAddressString)) { try { LocalIPAddressString = (await DnsLookup.GetLocalIPAddressesAsync()).FirstOrDefault()?.ToString(); Logger.Info("Local ip address: {0}", LocalIPAddressString); } catch { // sometimes dns will fail, there is nothing that can be done, don't bother logging } } if (string.IsNullOrWhiteSpace(RemoteIPAddressString)) { try { IPAddress ipAddress = await ExternalIPAddressLookup.LookupExternalIPAddressAsync(RequestMaker, Config.ExternalIPAddressUrl); RemoteIPAddressString = ipAddress.ToString(); Logger.Info("Remote ip address: {0}", RemoteIPAddressString); } catch { // sometimes ip check url will fail, there is nothing that can be done, don't bother logging } } // request new config file await GetUrl(UrlType.Config); }