IDG Answers is a community of experts who are passionate about technology. Ask a question or answer one below.
While it might not be a bad idea, I’d still say it’s not vital with a dial up connection. Every time that they log on using dial up, the ISP assigns a different IP address, so it would be pretty hard for someone to gain access. Also, I’m not sure how much value an intermittent zombie spewing out data at 56kbps would be anyway.