NCSA just did rotated DNS hack ... Since they've hardwired their address
in Mosaic ...
> Hi All,
> When your web browser connects to home.netscape.com, you actually
> get home1.netscape.com or home2.netscape.com or home3...
> We would also like to load balance our web server like this and
> have one address that could connect a user to any of 5 different
> machines (least heavily loaded one, or some cyclic order).
> So I tried to find out how Netscape does it. -- They say its
> hardwired into the browser. (home.netscape.com = homeN.netscape.com,
> where N = random number between 1 and 16)
> Anyone know of generic easy way to do this? I thought of two
> solutions, but I dont think they will work:
> 1. Add 5 aliases called "www" to point to the 5 different machines.
> www IN CNAME home1.domain.org
> www IN CNAME home2.domain.org
> www IN CNAME home3.domain.org
> www IN CNAME home4.domain.org
> www IN CNAME home5.domain.org
> I dont know if this will screw up DNS, or whether requests
> will be serviced in a cyclic order?
> 2. Filter the packets on the router: (bad load-balancing)
> Src = *.com Dest = home1.domain.org
> Src = *.gov Dest = home2.domain.org
> Src = *.mil Dest = home3.domain.org
> Src = *.com Dest = home4.domain.org
> Src = *.* Dest = home5.domain.org
> Any suggestions would be greatly appreciated.
> Gregg Williams
> Support Engineer