sockets: bind to external interface

[Thomas Rachel]

Am 25.04.2011 22:14 schrieb Hans Georg Schaathun:

> On Tue, 26 Apr 2011 05:49:07 +1000, Chris Angelico
>    <rosuav at gmail.com>  wrote:

> :  The way you talk of "the" external interface, I'm assuming this
> :  computer has only one. Is there a reason for not simply binding to
> :  INADDR_ANY aka 0.0.0.0?
>
> Ah.  That's what I really wanted.  Thanks a lot.  I wonder why that
> was not mentioned in the tutorial I used ...

Generally, it seems better to use '' instead of '0.0.0.0' in this case 
in order to stay compatible with other address families, especially INET6.


Thomas