this.guestPassword = p.getProperty("jcifs.smb.client.guestPassword", "");

        String minVer = p.getProperty("jcifs.smb.client.minVersion");
        String maxVer = p.getProperty("jcifs.smb.client.maxVersion");

        if ( minVer != null || maxVer != null ) {
            initProtocolVersions(minVer, maxVer);
        }
        else {
            boolean smb2 = Config.getBoolean(p, "jcifs.smb.client.enableSMB2", true);