On 2009-09-06, Dimitris Sakellarios <dimitris(dot)sakellarios(at)telesuite(dot)gr> wrote:
>
> That is the way sockets normally work, the primary address is always
> used for outgoing connections. It can not be changed without some low
> level programming. It is necessary to bind the socket to the specific IP
> address before opening the connection. I have done it with Perl, but not
> PHP.
>
> Bob McConnell
> N2SPP
>
basically what you need to do is take the libpq source extend the
conneection-string facility to include
bind-to-port and bind-to-address parameters which bind the outgoing
connection to the named resources and then recompile it and get it
installed on your server
no changes are likely to be needed to PHP