1 votes 1 votes Any idea about this??? atul_21 asked Jan 3, 2018 atul_21 330 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply Anu007 commented Jan 3, 2018 reply Follow Share c is correct 0 votes 0 votes Ashwin Kulkarni commented Jan 3, 2018 reply Follow Share How is it backbone router it is one of the main router of OSPF C should be correct. 0 votes 0 votes atul_21 commented Jan 3, 2018 reply Follow Share Thanku @Ashwin @Anu007 0 votes 0 votes Please log in or register to add a comment.