Big brother is watching you.
重庆出台新规定：在自己家里上网也要在公安机关备案登记。重庆市公安局关于加强国际联网备案管理的通告昨日获市政府法制办审查通过，从发布之日起开始实施。拒不执行者，轻则将被警方警告，重则将被停机半年。拒绝备案最长停机六个月
http://tech.sina.com.cn/i/2006-07-07/09431026011.shtml
related:
Ignoring the Great Firewall of China from http://blog.bcchinese.net/happyjet