试题详情
单项选择题What will significantly degrade DSL performance, regardless of DSL rate or line length? ()

A、Microliters installed between a telephone and shared line

B、POTS splitters at the subscriber’s end of the DSL line

C、POTS splitters at the telco CO

D、None of the other alternatives apply

  • D
  • 关注下方微信公众号,在线模考后查看

热门试题