Вопрост по pptpd

Oct 21 23:56:30 srv0 pptpd[5124]: CTRL: Client 89.179.119.225 control connection started
Oct 21 23:56:31 srv0 pptpd[5124]: CTRL: Starting call (launching pppd, opening GRE)
Oct 21 23:56:31 srv0 pppd[5125]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
Oct 21 23:56:31 srv0 pppd[5125]: pppd 2.4.5 started by root, uid 0
Oct 21 23:56:31 srv0 pppd[5125]: Using interface ppp0
Oct 21 23:56:31 srv0 pppd[5125]: Connect: ppp0 <--> /dev/pts/2
Oct 21 23:56:31 srv0 pppd[5125]: peer from calling number 89.179.119.225 authorized
Oct 21 23:56:31 srv0 pppd[5125]: MPPE required but peer negotiation failed
Oct 21 23:56:31 srv0 pppd[5125]: Connection terminated.
Oct 21 23:56:31 srv0 pppd[5125]: Connect time 0.0 minutes.
Oct 21 23:56:31 srv0 pppd[5125]: Sent 10 bytes, received 53 bytes.
Oct 21 23:56:31 srv0 pppd[5125]: Exit.
Oct 21 23:56:31 srv0 pptpd[5124]: GRE: read(fd=6,buffer=7fe23c959400,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
Oct 21 23:56:31 srv0 pptpd[5124]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
Oct 21 23:56:31 srv0 pptpd[5124]: CTRL: Reaping child PPP[5125]
Oct 21 23:56:31 srv0 pptpd[5124]: CTRL: Client 89.179.119.225 control connection finished

auth
name pptpd
refuse-pap
refuse-chap
refuse-mschap
require-mschap-v2
require-mppe-128
ms-dns 178.0.0.0
ms-dns 178.0.0.0
proxyarp
nodefaultroute
#debug
logfile /var/log/pptpd.log
lock
nobsdcomp
mtu 1492
mru 1492

Клиент

# Authentication
# We don't need the tunnel server to authenticate itself
noauth

# We won't do PAP, EAP, CHAP, or MSCHAP, but we will accept MSCHAP-V2
# (you may need to remove these refusals if the server is not using MPPE)
refuse-pap
refuse-eap
refuse-chap
refuse-mschap

# Compression
# Turn off compression protocols we know won't be used
nobsdcomp
nodeflate

# Encryption
# (There have been multiple versions of PPP with encryption support,
# choose with of the following sections you will use.  Note that MPPE
# requires the use of MSCHAP-V2 during authentication)

# http://ppp.samba.org/ the PPP project version of PPP by Paul Mackarras
# ppp-2.4.2 or later with MPPE only, kernel module ppp_mppe.o
# {{{
# Require MPPE 128-bit encryption
#require-mppe-128
# }}}

# http://polbox.com/h/hs001/ fork from PPP project by Jan Dubiec
# ppp-2.4.2 or later with MPPE and MPPC, kernel module ppp_mppe_mppc.o
# {{{
# Require MPPE 128-bit encryption