Cisco Systems (NASDAQ: CSCO) is still the king of the networking market. It sells more routers and switches than any other company.

For a company that's the most-tenured market leader, though, it's strangely struggling. Smaller competitors are slowly chipping away at its share of the ethernet switch market; it's not exactly crushing its router competition, either. If you're specifically looking for growth from this often-overlooked technology area, there's a better bet: Arista Networks (NYSE: ANET).

While losing market share is a legitimate concern, gaining market share doesn't inherently translate into profit growth. Plenty of companies are booking ever-bigger losses as their revenue improves. In the well-established networking market, though, shifting market share means something.

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Source Fool.com