Miles O'Neal wrote:
> Stephen J. Gowdy said...
> |
> |You can see what is using the port with;
> |
> |/usr/sbin/lsof -i :42264
>
> OK, thanks.  It's definitely named:
>
> # /usr/sbin/lsof -i :42264
> COMMAND   PID  USER   FD   TYPE  DEVICE SIZE NODE NAME
> named   20851 named   24u  IPv4 3533743       UDP *:42264 
>
> So why would named be using an extra port I
> didn't tell it to use?  There's nothing in
> the man pages, and again, the confif fiels don't
> tell it to do this.
>
>
>   

IIRC, New versions of Bind/named will negotiate a dynamic port for 
secure transactions & zone transfers...
Bind9 Admin Guide: Chapt7 - Dynamic Update Security
http://www.isc.org/index.pl?/sw/bind/arm93/
http://www.zytrax.com/books/dns/ch2/index.html#dyn-update
http://www.zytrax.com/books/dns/ch7/xfer.html