An Anycasting node. For example, as part of a reliable DNS service. A /24 is usually the smallest prefix length that is portably accepted.
Also, applications where connections need to appear to be coming from many source IPs. On Saturday, July 19, 2014, Suresh Ramasubramanian <ops.li...@gmail.com> wrote: > A single linux box with a whole /24 on it? What sort of use case is that, > BTW? > On 19-Jul-2014 10:26 pm, "Abuse Contact" <stopabuseandrep...@gmail.com > <javascript:;>> > wrote: > > > I know, the DC is going to be giving me a BGP session on their router so > I > > can set it up, I'm not using a Linux server as a router. > > > > > > On Sat, Jul 19, 2014 at 9:04 AM, William Herrin <b...@herrin.us > <javascript:;>> wrote: > > > > > On Wed, Jul 16, 2014 at 4:05 AM, Abuse Contact > > > <stopabuseandrep...@gmail.com <javascript:;>> wrote: > > > > So I just purchased a Dedicated server from this one company and I > > have a > > > > /24 IPv4 block that I bought from a company on WebHostingTalk, but I > am > > > > clueless on how to setup the /24 IPv4 block using the BGP Session. I > > want > > > > to set it up to run through their network as if it was one of their > > IPs, > > > > etc. I keep seeing things like iBGP (which I think means like a inner > > > > routing BGP) and eBGP (what I'm talking about??) but I have no idea > how > > > to > > > > set those up or which one I would need. > > > > > > Howdy, > > > > > > Unless you have (1) a real router available, not a just a server and > > > (2) an expert available to help you with your first BGP configuration > > > I strongly recommend you simply ask your service provider to announce > > > the /24 to the Internet on your behalf. > > > > > > Server-based BGP software like Quagga for Linux is reasonably good but > > > it should absolutely not be involved in your _first_ attempt to > > > connect with the Internet's default-free zone. Simple mistakes with > > > eBGP can cause tremendous damage to other folks on the Internet. Trial > > > and error is simply not OK. If it isn't worth it to you to buy a > > > BGP-capable router then you also aren't prepared to make the > > > investment in learning it takes to use BGP without causing harm. > > > > > > Regards, > > > Bill Herrin > > > > > > > > > -- > > > William Herrin ................ her...@dirtside.com <javascript:;> > b...@herrin.us <javascript:;> > > > Owner, Dirtside Systems ......... Web: <http://www.dirtside.com/> > > > Can I solve your unusual networking challenges? > > > > > >
