【正确答案】Mobile office is the mutual product of economic, scientific, and social progress. Mobile office has become a solution that provides users with convenient, prompt, safe, reliable, and reasonably priced communications and office faculty anywhere anytime via the support of mobile interconnection platform (MIP) and its applications systems. Using mobile office and WAP technology, people can do their work anywhere anytime, can send and receive data via terminals such as mobile phone, palm computer, and PDA, and can surf the Internet. Integrating Internet and mobile communications network, and providing powerful applications support capacity for wireless interconnection; mobile interconnection platform (MIP) is an important network support technology to accomplish mobile office.