Editor's note: The following are questions received from viewers of "Mad Money," seen every day at 6 p.m. EST on CNBC. Why are you not a big fan of Cisco Systems (CSCO) these days? -- Bob from New York James J. Cramer: For the first time in a long time, we've been able to say that business is picking up for Cisco and its peers. That said, I don't believe the company has as much near-term upside potential as some of the smaller operators in the optical niche, like Ciena ( CIEN) and JDS Uniphase ( JDSU). Want more Cramer? Check out Jim's rules and commandments for investing from his latest book by clicking here.