
Vertical Systems Group released its Mid-2014 Leaderboard for U.S. Carrier Ethernet service: (in rank order based on retail ports): AT&T, Verizon, tw telecom, CenturyLink, Time Warner Cable, Comcast, Cox, Level 3 and XO. Port shares were calculated using the base of enterprise installations of Ethernet services, plus input from Vertical Systems Group's independent surveys of Ethernet service providers. The LEADERBOARD threshold is four percent...