1 votes 1 votes Why the ans is 253 and not 254???????Please help??? himanshu19 asked Nov 4, 2018 himanshu19 267 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply Soumya Tiwari commented Nov 4, 2018 reply Follow Share 253 is correct as question ask for last but one valid IP of the host means second last host IP. 255 corresponds to DBA for subnet 254- last Host 253- Second last host 1 votes 1 votes himanshu19 commented Nov 4, 2018 reply Follow Share where in the question is mentioned second last host.....They are asking about last host id that can be assigned....Soumya correct me if I am wrong 0 votes 0 votes Soumya Tiwari commented Nov 4, 2018 reply Follow Share Question mention "last but one Valid IP" not last valid IP Google the phrase last but one :p 1 votes 1 votes himanshu19 commented Nov 4, 2018 reply Follow Share Thanks Soumya...got it 0 votes 0 votes Please log in or register to add a comment.