Navegando por la red encontre The ZoneCD es un WiFi gateway para login de usuarios WIFI me llamo mucho la atencion, por que la nueva version incluye Asterisk:

ZoneCD Features

Open Mode

* Homepage Redirection
* Customize ZoneCD splash page
* Content Filtering (block porn, downloads, etc.)
* Customize Firewall rules

Closed Mode

* User authentication/registration
* Homepage redirection
* Bandwidth shaping
* Daily time limits
* Daily download limits
* Zone open and close times
* Block by mac address
* Configure end-user network permissions(Classes)
* Customize firewall rules for each Class
* Content Filtering (block porn, downloads, etc.)
* Daily Log Mailer program
* Block traffic to *wired* network
* Customize ZoneCD login pages
* Branded "Terms of Use" template or use your own
* Usage statistics
* Multilingual login pages
  (Dutch,French,German,Spanish,English)
* End-User reporting

Version 0.6-0 (Released 03 ·05·2005)

CHANGES for 0.6-0

Added usb as configuration medium option
Added auto-configuration for Prism II/2 pci and pcmcia cards
Added firmware and hostap utility for cards with SSF
Added auto-reboot dialog configuration
Added samba 3.0.10-1
Added xdm 4.3.0
Added rxvt
Added poptop(pptpd) (w/radiusclient)
Added ppp
Added asterisk
Added zaptel 1.0.2-2
Added PPTP passthru to open mode
Added cron to start nocat if it crashes
Updated dansguardian to 2.8.0
Moved all dg conf files to zonecd config
Modified /usr/local/nocat/lib/NoCat/Remote/Control.pm (catch SOAP faults)
Modified /usr/local/nocat/lib/NoCat/Accounting/XML.pm (deny empty responses)
Modified /usr/local/nocat/lib/NoCat.pm (more verbose logging)
New ssh key pairs generated at boot and saved to config medium
Removed excess baggage (cleaned apt-get and removed manpages [-120MB])
Changed LessX client to rxvt
Patched and recompiled kernel(pptp & mppe)
Modified ntpdate to remove syslogging, and to step time, not slew
Updated hwdata (support more devices for autoconfig)
Changed screen resolution to 800x600
Removed fruity boot colors (sorry Klaus, i just can't take it any more)
Fixed open mode access to port 443 with content filter enabled (wrong initialize.fw used)

Aun no se que integracion tiene con Asterisk pero ya estoy bajando el ISO!

se ve interesante 8)

http://www.publicip.net/