On Mon, Jun 9, 2014 at 11:00 PM, Song Li <refresh.ls...@gmail.com> wrote: > Hi everyone, > > I found many ISP announced bogon prefix, for example:
sad, right? > OriginAS Announcement Description > AS7018 172.116.0.0/24 unallocated > AS209 209.193.112.0/20 unallocated > > my question is why the tier1 and other ISP announce these unallocated bogon OSS is hard. > prefixes, and another interesting question is: > > If I am ISP, can I announce the same bogon prefix(172.116.0.0/24) with > AS7018 announced? Will this result in prefix hijacking? > technically you are probably hijacking a hijack :( or something like that. > Thanks! > > -- > Song Li > Room 4-204, FIT Building, > Network Security, > Department of Electronic Engineering, > Tsinghua University, Beijing 100084, China > Tel:( +86) 010-62446440 > E-mail: refresh.ls...@gmail.com
