Security Basics mailing list archives

Re: Call cabins with VoIP


From: "Shawn Merdinger" <shawnmer () gmail com>
Date: Tue, 22 Jul 2008 20:38:07 -0600

Hola Diego,

If the cabins are within wifi reach of each other, you might look into
doing a mesh network with Linksys WRT-54G routers running Sveasoft in
WDS mode.  Then you can place a router in each cabin with a VoIP phone
or an ATA adapter and regular phone.  Off the main router you have a
PC as a firewall/sqid server/etc. connected to your internet
connection.  Also running on this PC is a VoIP server like Asterisk
running SIP and/or IAX, and possibly even able to connect with Skype
using the ChanSkype driver.

Depending on configuration, you might need only one SIP account with a
provider (or even just Skype), and thus one dial-in number, and via
Asterisk you can assign extensions to each cabin for dial-in number,
voicemail, etc.

Also, the WDS mesh network would provide wifi coverage permitting your
guests to use their laptops to surf, as well as letting them use their
VoIP softphone/Skype/etc. of choice from their laptops, or a PC you
have in the cabins for their use.

I hope this helps, and please send me (off-list) some details of where
your cabins are located, etc.  Some gringos may need to jump fences
too someday ;-)

Cheers,
--scm

Shawn Merdinger
Security Researcher

On 7/20/08, Diego Garcia <diegogarciamendoza () gmail com> wrote:
Hi,

My name is Diego and i'm from Mexico City. I want some advice about
the best solution for Call Cabins with VoIP, cause i want to install
some cabins in several places in south of Mexico and Guatemala. I'll
use Satellital Internet in few cases cause there are in remote places
inside the jungle. But first i want to talk about which can be the
best solution for this.

I was thinking in voip phones connected to a router and all to a SIP
server, maybe with gizmo.com

Another solution is one PC with 4 USB ports connected to a USB phones
running 4 different VoIP clients like Gizmo or Skype (Maybe i need to
know better providers, if u can recommend me one I'm gonna thank a
lot).

Or another idea is about a Linksys PAP and some PSTN phones.

I hope anyone can help me decide what is the better solution for this.
Thanks in advance for reading this.

Best regards,
Diego GarcĂ­a Mendoza

PS: Excuse my english :P



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