[asterisk-users] Under heavy attack

[Mark Deneen]

On Sun, Oct 31, 2010 at 11:26 AM, Joel Maslak <jmaslak at antelope.net> wrote:
> If these are mobile users, I hope they never use any public networks
> (hotels, starbucks) where other subscribers can do things like ARP attacks
> to do MITM (and steal your calls; it might not be happening today, but it
> will be happening soon - as the social networking attacks demonstrate).  If
> you do have truly roaming users, I hope you use HTTPS (with validation of
> certs turned on) or a VPN (likely not an option of connecting to an ADSL
> site, due to bandwidth concerns).

Can you explain why VPN is not an option for ADSL?  (Open)VPN overhead
is not that high.  ~70 bytes per packet if I remember correctly.

-M