Posted by: Pdfprep Category: 200-310 Tags: 200-310 exam questions, 200-310 practice exam, CCDA Post Date: November 18, 2020 Pdfprep2020-11-18T18:10:05+00:00 Which type of DSL does residential service use?A . VDSLB . SDSLC . IDSLD . ADSL View Answer Answer: D Author Pdfprep