Arthur Chan wrote:
> from the pointers, it seems that there are HK carriers provide the
> service.
> 
> but hold on, I have two basic questions upon this carriers methods:
> (sorry for my ignorance)

I don't know anything about the HK cellular market, but I can explain 
how things work in the US.

> 1. Do I have to know the phone number's carriers? (e.g. +852
> [email protected], +852 456 @csl1010.com?)

In the US, yes.  It is common for Web apps to ask which carrier someone 
uses so they can send mail to the right domain.

> 2. Is it all or nothing for the pricing? (all of them are either free
> or charged? or it is a case by case issue?)

All the US ones that I know of are free to send (of course, the 
recipient gets billed normally for message received).

> 
> Again, thanks for the replies! It helped me a lot.

You're welcome!
> 
> Arthur
> 
> On 10月3日, 上午12時47分, Marnen Laibow-Koser <rails-mailing-l...@andreas-

Best,
--
Marnen Laibow-Koser
http://www.marnen.org
[email protected]
-- 
Posted via http://www.ruby-forum.com/.

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