The hippocampus play simulator modifies the host (to make the hosts take effect)
1. Modify the file access permissions first
Settings--General Settings--Access Mode--Select Super User Access Mode
Reference: http://jingyan.baidu.com/article/08b6a591a8429414a80922cd.html
2. Modify hosts
/system/etc/hosts
Add your access domain name (note that adding a carriage return at the end means one more \n so that the hosts will take effect)
192.168.1.100 www.yourdomain.com
Reference: http://www.tuicool.com/articles/zAfq6bv