[pptp-server] pptpd error?

[andre]

Hello everybody..

I have installed 
SSLeay-0.6.6b  
ppp-2.3.8.tar.gz  
pptpd-1.0.0.tgz

Modules and pptpd are loaded succesfully.
When I login with a windows 98 client and get the following errors.

Nov  9 18:31:09 surfbeast pppd[9275]: pppd 2.3.8 started by root, uid 0
Nov  9 18:31:09 surfbeast pppd[9275]: Using interface ppp0
Nov  9 18:31:09 surfbeast pppd[9275]: Connect: ppp0 <--> /dev/pts/2
Nov  9 18:31:09 surfbeast pppd[9275]: No CHAP secret found for authenticating a_t_r
Nov  9 18:31:09 surfbeast pppd[9275]: CHAP peer authentication failed for remote host a_t_r
Nov  9 18:31:09 surfbeast pppd[9275]: Connection terminated.
Nov  9 18:31:09 surfbeast pptpd[9274]: GRE: read(fd=4,buffer=804d40c,len=8196) from PTY failed: status = -1 error = Input/output error
Nov  9 18:31:09 surfbeast pptpd[9274]: CTRL: PTY read or GRE write failed (pty,gre)=(4,5)
Nov  9 18:31:09 surfbeast pptpd[9274]: CTRL: Client 1.1.1.1 control connection finished
Nov  9 18:31:09 surfbeast pppd[9275]: Exit.

What is wrong about my configuration ?

Andre