0 votes 0 votes Which fields of DLL, NL and TL header get changed during routing? Psnjit asked Jan 31, 2019 Psnjit 148 views answer comment Share Follow See 1 comment See all 1 1 comment reply raahul commented Jan 31, 2019 reply Follow Share Routers can change source and destination mac address,TTL, Checksum,Offset,Length in NL can get changed during routing. P.S-> There can be more also which I am not knowing . 0 votes 0 votes Please log in or register to add a comment.