PPTP: "initial connection dropped"

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wernercd
DD-WRT Novice


Joined: 11 Oct 2018
Posts: 1
PostPosted: Thu Oct 11, 2018 2:34    Post subject: PPTP: "initial connection dropped" Reply with quote
I'm trying to move VPN configuration that works in Windows 7 and 10 into a DDWRT router purchased for this reason.

Anything noticeable I'm missing or that I can try to get more information about why the initial connection is failing?

Code:

Router NameDD-WRT
Router ModelNetgear WNR3500L v2
Firmware Version DD-WRT v3.0-r36698 giga (08/22/18)
Kernel VersionLinux 3.10.108-d5 #20620 Wed Aug 22 16:02:29 CEST 2018 mips


Info gleened from various screens in Windows

Code:

   vpn
   eap
   MPPT128
   no compression
   PPP Multilink framing off
   192.168.4.8
   192.168.4.1
   origin unknown
   destination 108.16.210.xxx

PPP adapter Example.com:

   Connection-specific DNS Suffix  . :
   Description . . . . . . . . . . . : Example.com
   Physical Address. . . . . . . . . :
   DHCP Enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled . . . . : Yes
   IPv4 Address. . . . . . . . . . . : 192.168.4.4(Preferred)
   Subnet Mask . . . . . . . . . . . : 255.255.255.255
   Default Gateway . . . . . . . . . : 0.0.0.0
   DNS Servers . . . . . . . . . . . : 192.168.200.88
                                       10.5.0.2
   NetBIOS over Tcpip. . . . . . . . : Enabled



PPTP Client

Code:

Enabled
108.16.210.xxx
Subnet 192.168.4.0
Mask  255.255.255.0
mppe required,no40,no56,stateless
1436
1436
NAT Enabled
username Chris
password *******



options.vpn

Code:

defaultroute
lock
noauth
nodetach
refuse-eap
refuse-pap
refuse-chap
refuse-mschap
nobsdcomp
nodeflate
mppc
lcp-echo-failure 4
lcp-echo-interval 30
maxfail 1
usepeerdns
idle 0
ip-up-script /tmp/pptpd_client/ip-up
ip-down-script /tmp/pptpd_client/ip-down
ipparam kelokepptpd
mppe required
mtu 1450
mru 1450


Attempt:

Code:

root@DD-WRT:/tmp/pptpd_client# ./vpn debug
Launching VPN process in full debug mode
Waiting...
./vpn: line 57: egrep: not found
Removing PID file
PID file created
Attempting initial connect
pppd options in effect:
debug           # (from command line)
nodetach                # (from /tmp/pptpd_client/options.vpn)
idle 0          # (from /tmp/pptpd_client/options.vpn)
logfd 2         # (from command line)
maxfail 0               # (from /tmp/pptpd_client/options.vpn)
dump            # (from command line)
noauth          # (from /tmp/pptpd_client/options.vpn)
refuse-pap              # (from /tmp/pptpd_client/options.vpn)
refuse-chap             # (from /tmp/pptpd_client/options.vpn)
refuse-mschap           # (from /tmp/pptpd_client/options.vpn)
user chris            # (from command line)
password ??????         # (from command line)
                # (from /tmp/pptpd_client/options.vpn)
pty pptp 108.16.210.xxx --nolaunchpppd          # (from command line)
mru 1436                # (from /tmp/pptpd_client/options.vpn)
mtu 1436                # (from /tmp/pptpd_client/options.vpn)
lcp-echo-failure 4              # (from /tmp/pptpd_client/options.vpn)
lcp-echo-interval 30            # (from /tmp/pptpd_client/options.vpn)
ipparam kelokepptpd             # (from /tmp/pptpd_client/options.vpn)
ip-up-script /tmp/pptpd_client/ip-up            # (from /tmp/pptpd_client/options.vpn)
ip-down-script /tmp/pptpd_client/ip-down                # (from /tmp/pptpd_client/options.vpn)
defaultroute            # (from /tmp/pptpd_client/options.vpn)
usepeerdns              # (from /tmp/pptpd_client/options.vpn)
nobsdcomp               # (from /tmp/pptpd_client/options.vpn)
nodeflate               # (from /tmp/pptpd_client/options.vpn)
mppc            # (from /tmp/pptpd_client/options.vpn)
mppe xxx # [don't know how to print value]              # (from /tmp/pptpd_client/options.vpn)
Initial connection dropped
Attempting connect...
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Per Yngve Berg
DD-WRT Guru


Joined: 13 Aug 2013
Posts: 6870
Location: Romerike, Norway
PostPosted: Sat Oct 13, 2018 9:51    Post subject: Reply with quote
What are you connecting to? Is this a Site-Site or a Site-Public VPN Service?
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