看看下面类似的Question-Answer线程.

http://forums.asp.net/t/1191703.aspx/1

Google上还有许多其他链接.

Have a look at similar Question-Answer thread below.

http://forums.asp.net/t/1191703.aspx/1

Plenty of other links available on Google.
Google Search Result

尝试Google
SMS网关

try Google
SMS gateway