Posted by: Pdfprep Category: 400-101 Tags: 400-101 exam questions, 400-101 practice exam, CCIE Post Date: November 20, 2020 Pdfprep2020-11-20T09:01:40+00:00 Drag and drop each IS-IS PDU type from the left onto its purpose on the right View Answer Answer: Prev QuestionNext Question Author Pdfprep