Dotted lines on carriers maps

Time to check the DLR's again. You know that dotted line on the map
for your redudandent backup. Guess what the dotted line means?

From IDG.NET

  The China-U.S. Cable Network began operation in January 2000 with
  landings in California, South Korea, Japan, Taiwan and Guam. A second
  leg, which will create a loop and provide backup in case of a failure,
  is still under construction