Point-To-Point Tunnelling Protocol is an insecure, obsolete networking protocol which exposes a layer 2 tunnel. It uses a TCP connection for control communications and a GRE tunnel for the actual data. It was historically used to create VPNs.
Questions tagged [pptp]
340 questions
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How to debug slow VPN transfer speeds
I have following network setup, two machines on different ISPs, in different cities.
+----------------------------+ +------------------------------+
| HOME | | REMOTE |
| ISP: 50mbit…
jnovacho
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VPN connection: Not resolving internal network hostnames
I have set up a PPTP VPN connection where I can connect to my company network, but I cannot access my shares via file server's hostname.
The OS of the VPN Client is Windows 10 and I use the built-in setup for the connection.
I have tried 3…
Eugene Whiteweather
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1 answer
Centos PPTP VPN server restirct user to a specific IP
I have a centos pptp vpn server configured to access my internal ip say
1) 10.XX.XX.21
2) 10.XX.XX.22
3) 10.XX.XX.23
4) 10.XX.XX.24
.....
n)10.XX.XX.n
VPN is working fine with no issue . I would like to know if it is possible to restrict user…
user384683
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VPN no access to LAN
I'm having a problem which surfaced yesterday and is preventing VPN access to LAN. I connect to our workplace's LAN through PPTP VPN; Was working until 2 days ago. Server OS is Windows server 2012. 2 things that seems weird and probably…
joebegborg07
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Windows phone 10 vpn pptp error 691
I have a Microsoft Lumia 950, OS build: 10.0.14393.67
Connecting to my work VPN using settings:
VPN type: PPTP
Type of sign-in info: Username and password
When clicking on Connect I get the error:
The VPN connection failed with error code 691 -…
DafyddNZ
- 101
- 3
0
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0 answers
Hide.me: Unable to connect from a PC to another via Windows remote desktop
Now I have two Win7-devices connected via hide.me VPN. Both are successfully connected to the VPN
Both devices are registered with the same reserved IP in the same server.
The problem is that I cannot connect them via remote desktop in Win7.
When I…
MigRome
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1 answer
pptp gre in csf firewall
i have a senior problem. when i want to connecting a pptp over a tap adaptor or a pptp connection have get disconnected and get this errors on messages logs:
linux pptpd[20275]: GRE: read(fd=7,buffer=60a400,len=8260) from network failed: status = -1…
alireza m
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1 answer
Can't see own VPN Server Windows
Found a similar issue here but involved Hyper-V VM's and Host.
In my case i sense something bizarre.
I've established a connection using only PPTP built-in windows connection between two points. Everything seems to be working, from the client i can…
Cardeiro
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1 answer
Site-to-site tunnel using two MikroTik routers where one endpoint is behind NAT (LTE modem)
I would like to interconnect two offices where one has a public static IP address (main office) and the second one is behind NAT (no public IP) because there is just an LTE modem.
I am able to create a one-way VPN connection from the LTE modem into…
adamsfamily
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PPTPD VPN Can't connect to the internet
I'm running a Ubuntu 16.04 Server on a VMWare ESXI Server with its own public IP, I have setup a pptpd vpn server which works but only with connected devices.
I can't connect to the internet with it however I can connect to the server hosting the…
ElKappador
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1 answer
PPTP VPN connection, authentication failed
I trying establish VPN connection using PPTP on Centos 6.
But receive error.
Log file:
May 11 22:50:55 server pppd[1069]: pppd 2.4.5 started by root, uid 0
May 11 22:50:55 server pppd[1069]: Using interface ppp0
May 11 22:50:55 server pppd[1069]:…
jasneinfo
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pptp vpn client close all inside connections
I setup PPTP-VPN-client on my Centos VPS
(guide: http://websistent.com/how-to-configure-a-linux-pptp-vpn-client/ )
when i connect to pptp server from my centos vps all connections(ex ping, SSH-apache webserver) stoped and i can n't connect to my…
user3699217
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votes
1 answer
Windows 7 Outbound PPTP Connections
I have various locations that I connect to using Windows 7 PPTP outbound connections. I'm able to make any 2 connections, but the third connection fails. I was wondering if anyone knew of a registry change that would allow more connections. If…
aours
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1 answer
Cannot connect to SSTP VPN Error 20227
I have a working PPTP VPN on Windows Server 2008 and I can connect to this PPTP VPN on a Windows 10 notebook with an AD-User.
But when I am trying to switch to SSTP on my Windows Server by importing the certificate and set the "SSL Certificate…
luke
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1 answer
Cannot Connect to PPTP VPN
I set up a PPTP VPN server (insecure, I know, but this effort is primarily a learning experience) using PPTPD on a spare Ubuntu 15.10 desktop I had laying around, but am unable to connect to it from Linux or Windows. When I attempt to connect from…
mblasco
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