master/slave vs primary/secondary

[Sam Wilson]

In article <bgp16l$6ph$1 at sf1.isc.org>, Ian Northeast
<ian at house-from-hell.demon.co.uk> wrote:

> Y0sh1 wrote:
> > 
> > Hi all.
> > 
> > Someone can explain me the difference between primary/secondary and
> > master/slave?
> 
> They mean the same thing. Bind4 used the former terms, bind8/9 use the
> latter.
> 
> You can have a bind8 slave of a bind4 primary and so forth.

I suspect that part of the reason for the change to "master/slave" from
"primary/secondary" is that the latter terminology began to be used to
refer to the order of servers queried by a client resolver.  It cropped
up in an RFC or two and therefore became confusing.

Sam