
AT&T, Level 3, Verizon, CenturyLink, Time Warner Cable, Comcast, XO and Cox (rank order) are top of the class in Vertical Systems Group's U.S. Carrier Ethernet LEADERBOARD results for mid-2015. Port shares were calculated using the base of enterprise installations of Ethernet services, plus input from surveys of Ethernet providers. The LEADERBOARD threshold is four percent (4%) or more of billable port installations.
"U.S. Ethernet port growth...