case xsftp.SSHKeyExchangeError:
		sftpLogOnceIf(context.Background(), err, "key-exchange-sftp")
	default:
		sftpLogOnceIf(context.Background(), err, "unknown-error-sftp")
	}
}

func startSFTPServer(args []string) {
	var (
		port          int
		publicIP      string
		sshPrivateKey string
	)

	var err error
	for _, arg := range args {
		tokens := strings.SplitN(arg, "=", 2)
		if len(tokens) != 2 {

				go startFTPServer(globalServerCtxt.FTP)
			})
		}

		// If we see SFTP args, start SFTP if possible
		if len(globalServerCtxt.SFTP) > 0 {
			bootstrapTrace("go startSFTPServer", func() {
				go startSFTPServer(globalServerCtxt.SFTP)
			})
		}
	}()

	go func() {
		r := rand.New(rand.NewSource(time.Now().UnixNano()))

		if !globalDisableFreezeOnBoot {