Here is a link to an article on Vietnam.net Bridge about the pervasive internet bandwidth lack in Vietnam:
http://english.vietnamnet.vn/tech/2007/07/718231/
We all seem to have the same problem -- here is a quotation from the article:
"Most internet subscribers are very disappointed when ISPs’ customer service departments blame PC viruses, modems, poor PC system configurations or even broken cables for the slow broadband.
"Toan said he has given up because “all internet services in Vietnam have the same problem”."