[Asterisk-Users] Re: Help setting 2 Offices in US and India

[SeshKanuri]

Jason,

We already have this setup running and I can help you with that. You can
also use our termination to all countries in the world.

Please contact me offline at  732-387-4133 and send me a detailed email to
netwebgroup at yahoo.com

Seshu Kanuri


----- Original Message ----- 
From: "Jason Kawakami" <jkkawakami at optellabs.com>
To: <asterisk-users at lists.digium.com>
Sent: Friday, September 03, 2004 2:38 PM
Subject: [Asterisk-Users] Re: Help setting 2 Offices in US and India


>
> ----- Original Message ----- 
> > From: "Ofer Dagan" <odagan at excite.com>
> > Subject: [Asterisk-Users] Help setting 2 Offices in US  and India
> > To: asterisk-users at lists.digium.com
> > Message-ID: <20040903190223.7A3E83955 at xprdmailfe9.nwk.excite.com>
> > Content-Type: text/plain; charset="us-ascii"
> >
> >
> > I am new to Asterisk  and VoIP. I have been given the task of setting up
a
> telephone network in US and India. When customers call the US location,
the
> calls should route to India (using VoIP) and handle there. The Indian
> location should be able to call Us numbers using the Voip to save money.
The
> solution should be flexible enough to support initial of 5 simultaneous
> calls with the option to expand to 20+ within a year.
> >
> > 1) Can anyone direct me what is the minimum hardware needed. (or most
> inexpensive solution)
>
> the minimum hardware required for any * installation is going to be
directly
> proportional to your performance expections.  the scenario you are
> describing above sounds like you are using this for a mission critical
> application and any hardware decisions should be treated as such (read-buy
> the most rock solid box that your budget allows)
> >
> > 2) If we use dedicated T1 in both location, will the voice quality be
good
> enough?
> >
> Dedicated to what?  Bandwidth? PSTN connectivity? VoIP is and will always
be
> as stable as the IP network it is running on.  If you try to run dozens of
> customer calls over a 256k DSL across the public internet to your Indian
> location where there is a 128k BRI your customers will probably not call
you
> back.
> If you are putting a  T-1 of bandwidth in at each location and have
> consistent ping times (the most rudimentary IP packet testing) you could
> experiment with sending some test calls between a couple of * boxes and
make
> the determination that the voice quality is sufficient to subject your
> customers to.
> > 3) Can we use Vonage or a company like that for the voip to save on T1
> cost?
>
> Sure you can.  But again, if this system is mission critical to your
company
> then buy a PRI/T-1 and get some DID's.  The headaches you get working to
> keep your ISVP connections up outweigh the 20% extra operational expense
> that leased lines will give you.
>
> Finally, you freely admit that you are new to voip/*.  take care in
jumping
> headlong into this too quickly.  most of us have spent significant hours
in
> our 'labs' trying to figure out this stuff.  the wiki has a great listing
of
> consultants just waiting to assist you with projects like this (for the
> right price).
>
> However you go, good luck
>
>
> Jason Kawakami
> www.optellabs.com
>
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