PPPD сервер - Unauthorized remote IP

Помогите с проблемой!
PPPD сервер вываливается после установки соединения, вот лог:

Nov 30 19:06:46 main pppd[3919]: pppd 2.4.0 started by /AutoPPP/, uid 0
Nov 30 19:06:46 main pppd[3919]: Using interface ppp0
Nov 30 19:06:46 main pppd[3919]: Connect: ppp0 <--> /dev/ttyS0
Nov 30 19:06:52 main pppd[3919]: local  IP address 192.168.5.1
Nov 30 19:06:52 main pppd[3919]: remote IP address 192.168.5.2
Nov 30 19:06:52 main pppd[3919]: IPCP terminated by peer (Unauthorized remote IP
 address)
Nov 30 19:06:52 main pppd[3919]: Deflate (15) compression enabled
Nov 30 19:06:52 main pppd[3919]: LCP terminated by peer (No network protocols ru
nning)
Nov 30 19:06:52 main pppd[3919]: Hangup (SIGHUP)
Nov 30 19:06:52 main pppd[3919]: Modem hangup
Nov 30 19:06:52 main pppd[3919]: Connection terminated.
Nov 30 19:06:52 main pppd[3919]: Connect time 0.1 minutes.
Nov 30 19:06:52 main pppd[3919]: Sent 235 bytes, received 239 bytes.
Nov 30 19:06:52 main pppd[3919]: Exit.

/etc/ppp/optoins
lock
debug
192.168.5.1:
modem
crtscts
115200
auth
login
require-pap
noipdefault

/etc/ppp/pap-secrets
# Secrets for authentication using PAP
# client        server  secret                  IP addreses
user             *      secret                  192.168.5.2

Заранее благодарен!