int getNextNameTrnId () {
        if ( ( ++this.nextNameTrnId & 0xFFFF ) == 0 ) {
            this.nextNameTrnId = 1;
        }
        return this.nextNameTrnId;
    }


    void ensureOpen ( int timeout ) throws IOException {
        this.closeTimeout = 0;
        if ( this.transportContext.getConfig().getNetbiosSoTimeout() != 0 ) {