How to add user?

[Sunny Wong]

Hello,     I am a beginner.I have setup a pptpd+mppe+ppp-2.4.2-b3 VPN server,it works fine. And I setup the freeradius+mysql server,it seems to be fine too.     I use mschap2+mppe128 to auth. the user,but I donot know how to add user account to the mysql,I do not what attribute use by the mschap-v2. I have read some how to about it,such as the pptp+mppe+mysql+radius howto and the faq of the freeradius.org.     who can help me? thanks.