Ciena's (CIEN) XGS-PON Solution Boosts Connectivity in Norway

However, the persistence of macroeconomic volatility is causing lower-than-expected order volumes from service providers, thereby affecting the company's performance. High customer concentration risk is another concern. A bulk of its revenues is concentrated among a few large global communications service providers. Given the competitive nature of the industry, the loss of any one of its key customers could severely impact the company's performance. Ciena Corporation (CIEN) recently tied up with Sodvin AS, ...