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Questions tagged [vpn]

VPN is the acronym for Virtual Private Network - a network type that uses a the Internet to provide remote networks or single machines with secure access to their organization's network avoiding expensive leased lines.

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OpenVPN + OpenWrt: server doesn't see devices in the client's network

I have an OpenVPN server. I'd like to get the access from there to the resources available on the client's network. The client network is managed by an OpenWrt-based router; it serves as an OpenVPN ...
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Cannot connect to OpenSSH on Windows 10 behind a VPN [on hold]

I have two machines connected to the Internet with VPN: Windows 7 (w7) and Windows 10 (w10). I set up an OpenSSH server on w10. I'm able to open an ssh connection (using username/password, over ...
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Linux: Update DNS with client IP address after connecting via VPN

In this related question, the asker has a problem where clients connecting in over the VPN are not updating the DNS records with their SSLVPN Adapter IP address. The solution is Windows turns out to ...
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How to make remote NIC seem like local hardware to a pc over VPN [on hold]

Please guys be patient with me. Beginner here. Here is what i am trying to do. I have 2 windows 10 laptops. running pro 64 versions of windows. I want one of them to be in my office, and one with me ...
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Use local WiFi directly even when PC is connected to OpenVPN Server [on hold]

This is the following setup I currently have on a Windows 10 Pro Machine 2 Ethernet Cards One Ethernet Card connected to my main router Install OpenVPN Client with its virtual TAP adapter and start a ...
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1answer
19 views

vpn connection to an azure virtual network

I have to connect to a Azure VNet, Which uses a certificate to authenticate that has been provided to me. When i try to connect to the VNet i get below error The Extensible Authentication Protocol ...
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Vyatta IPSec tunnels are disappearing after a while

I've got the following tunnels on my Vyatta with VPN / IPSec: set security vpn ipsec esp-group MY-ESP compression 'disable' set security vpn ipsec esp-group MY-ESP lifetime '3600' set security vpn ...
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1answer
153 views

Google Cloud Platform VPN and multiple projects

Is it possible, and does it make sense, to route traffic for multiple GCP projects through a single project back to my head office over VPN? Before I get too far down the rabbit hole the idea was to ...
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1answer
19 views

VPN Router does not reply to ARP Requests

So i have these three network interfaces setup on a linux box: eth0 is facing the external network (192.168.1.0/24) tun0 is the vpn interface (10.8.8.0/24) eth1 is the local network interface (...
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1answer
19 views

How to debug why I'm loosing connection to my Docker container when VPN is up?

I'm using Docker 18.06.1-ce on Ubuntu 16, and I have a container exposing 8012 port. When I do curl "http://localhost:8012/" I get response Error: Requested URL / not found But when VPN is up (...
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VPN not working properly on iOS hotspot [closed]

I use Sonicwall globalVPN to work from home.I was working perfectly fine until I got in a cab and connected to my mobile hotspot on my iOS. After that I was not able to connect to the company servers ...
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Managing cached windows 10 domain credentials for remote users

I support a network with several remote locations where the users can only connect in via VPN (Windows 10 built-in SSTP). Is there any way to manage / update what domain user credentials are cached on ...
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IKEv2 and dead-peer-detection

I'm running Vyatta for VPN/IPSec, and are setting up IKEv2. I'm getting the notice that dead-peer-detection isn't for IKEv2 but only IKEv1 set security vpn ipsec ike-group IKEGROUP dead-peer-...
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31 views

Reach home data from outside [closed]

My friend told me that he needs to make information on his server reachable from the internet. He has a Windows Server 2016 box at home but it's not configured with a static IP address (His server is ...
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1answer
19 views

Setting up a VPN client connection in CentOS 7

I have to connect remotely from client on CentOS to VPN server, hosted on Windows. What have been done: Installed packages yum install ppp pptp Contents of /etc/ppp/peers/harkiv_vpn # pty "pptp xxx....
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1answer
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How to share VPN and DHCP server across multiple hosts?

I need to set up a small computer network for what is effectively a satellite office for a business. The small network consists of several workstations and a server. The server machine has two ...
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9 views

How to get total downloaded size of pptpd user [closed]

I need to setup an accounting server for my VPN server to limit the use total download size (for ex 10gb). How should i do it? how about openVPN?
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1answer
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Losing access to LAN devices when connected to a VPN

I have an ubuntu VM running on Hyper-V which connects to a VPN service. When the VM is connected to the VPN I am unable to ping / connect to the host machine. Samba mounts won't get mapped, ping ...
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How to secure ZeroTier node when I don't know IP address up-front?

I have 10,000 Raspberry Pi's connected to a ZeroTier VPN network. How do I expose services on those machines to a master machine on the VPN (and potentially other Pi's), but not to the broader ...
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How to use IPTables and geoip to route outgoing traffic to vpn tun based on selected country?

I’m trying to set up an Linux router in our office in China, that also connects our overseas server thru VPN connection. I would like to route all overseas (outside China) bound traffic to VPN tunnel ...
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11 views

Present multiple IP subnet on VPN/IPSec with Vyatta

I'm running Vyatta for setting up a VPN / IPSec. I need to receive 3 /32 subnets from the remote, and present 3 /32 subnets from my network. Do I simply add multiple rows in my config?: set tunnel ...
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1answer
19 views

vpncloud not working on EC2 (Ubuntu) [but works between Azure and GCP]

I'm attempting to set-up VPNcloud (https://github.com/dswd/vpncloud.rs/wiki) as a private VPN for my EC2 instance (running Ubuntu). I'm using this for a private network between this EC2 VM and my GCP ...
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27 views

Connect to VPN without port forwarding on both mobile and laptop

I want to connect to my internal network from outside. No access to the CE Router. Teamviewer is able to go through but i need something like teamviewer only difference is i need it as a vpn like ...
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Windows 10 ICS with 2 NICs and one VPN connection

I am under an education network which the content is unfilterred but the volume of traffic to the Internet is limited (unlimited within EDU network). This restriction only applies only to office ...
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2answers
25 views

How to connect to second private network's computers from under OpenVPN?

I'm running OpenVPN on Ubuntu instance and I want to connect to my MySQL database located on the private network. It's AWS/EC2 and RDS. Database has a security group that allows all connections from ...
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Anyconnect VPN Client Command Line help for VBS

I am trying to fix my companies script to connect to the VPN and was looking for some help. We were using the old Cisco VPN client for our join domain script but now we moved to anyconnect and windows ...
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Windows SSTP client fails connect to SoftEther VPN: PPP LCP terminated, MSCHAP v2 missing?

Strange issue connecting to two instances of SoftEther VPN Server from Windows 10 Pro machine using SSTP. The older VPN server runs on 4.19 for a couple of years. Windows has no problems connecting. ...
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1answer
17 views

verbose output for ip xfrm command?

I have an up script for strongswan that adds policies like this: ip xfrm policy add dir in src $PLUTO_PEER_CLIENT dst 0.0.0.0/0 proto any varl src $PLUTO_PEER dst $PLUTO_ME proto esp mode tunnel ...
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2answers
59 views

AWS Instance accept connection from VPN in same VPC [closed]

I did setup an OpenVPN server, which works fine and the IP of the server shows instead of my machine's IP. I am using this VPN to connect to EC2 instance, and restricting access to only instances ...
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1answer
25 views

Locking AWS Instances connections

I have a couple of EC2 Instances, ranging from Front-end servers, Back-end servers, Database servers and Node servers. They all communicate together and sometimes the developers needs to access these ...
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How can I reserve the IPs to the hosts in strongswan?

For Example: when host "91:75:1a:ec:9a:c7" connect for first time assign IP "10.19.48.15" when host "88:23:yd:q2:9y:b3" connect for first time assign IP "10.19.48.16" and if they disconnect, next ...
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AWS VPC : Enable public access for application(s) running on private ip addresses

We have a few Couchbase databases running on EC2 instance(s) running within a AWS VPC. Our apps are on a different VPC. The app layer talks to the Database via VPC peering. Couchbase provides a web ...
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24 views

Multiple IpSec VPNs in failover config - pfSense to Draytek

I am looking to create redundant IpSec VPN Tunnels between two sites. I already have one VPN operational but due to overlapping LAN IP ranges I cannot have more VPNs active at the same time for ...
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8 views

Create local proxy server that use vpn connection to route packets

I want to have a process that act as local proxy server that uses pptp or l2tp vpn connection and other processes can connect to this local proxy servers to bypass censorship. I want that vpn ...
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1answer
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AWS ec2 can't connect to flyvpn

My machine is CentOS 7, location is Singapore. I want to build a connection with flyvpn to crawl different LINE stickers on LINE store. Now I can connect to flyvpn by setting cron, but the IP of EC2 ...
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1answer
37 views

Replacing IP address of connections from AWS towards SIP

We have installed a PBX on AWS and connected it to our on-prem Router via VPN. My on-prem router is connected to the SIP provider via a physical connection with another on-prem MUX device (device ...
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35 views

Samba permissions x VPN

I have a problem with my samba shares over VPN. In local network, everything works fine. Samba uses ACLs permissions from my Domain Controller (Server2008) and subfolders are setting with 770 ...
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2answers
61 views

Safety of RDP without network level authentication

I have been reading about RDP and Active Directories and I have gathered following understandings that I'm not sure are correct: Seems like RDP with Network Level Authentication works only (or most ...
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1answer
40 views

What private ip address space to use for a self-host VPN? [duplicate]

I have set up a private OpenVPN tunnel which uses the a 10.x.x.x private ip range as the client and server ip. I was wondering if that would cause any problem in big networks that use that ip range ...
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1answer
41 views

How to split outbound traffic by destination IPs on aws with static IP?

Conditions are below. Use static IP for all outbound traffic. Send traffic through VPN Connection if it has the specific destination IPs. Send traffic through the Internet if it has NOT the specific ...
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VPN server route traffic through squid for access control to websites

So I'm trying to restrict outgoing traffic to specific websites from the VPN server. I currently have Outline VPN and squid setup. I want both of those to work together, i.e; Use VPN for access to the ...
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2answers
83 views

Machine connected to a vpn not reachable anymore from the outside

My raspberry is connected to my lan network 192.168.1.0/24 and it has a static ip. From the outside I can reach it by opening some ports on the ISP router. I have installed an openvpn client on it ...
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0answers
11 views

cisco 881 double nat (gre tunnel)

I have cisco 881 and I would like to have double NAT. Also I need to have GRE tunnel. I set up next lab (look at picture topology). I can set up NAT from 192.168.0.0/24 to 192.168.13.0/24 interface ...
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Switch this setup to use charon instead of pluto?

I using this wiki but using a newer version of strongswan: https://docs.openvpn.net/configuration/extending-vpn-connectivity-to-amazon-aws-vpc-using-aws-vpc-vpn-gateway-service/ My version uses ...
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1answer
37 views

Using “net view” on a domain through VPN

on a laptop (win7) I'm connected through VPN (IPsec, with the Sophos VPN Client) to a network with a domain server (Server1012 and mixed clients Win7 and Win10 all connected through the same LAN-...
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2answers
99 views

Google Cloud VPN with multiple on-premises networks

I have a project on GCP and I want to setup site-to-site VPN between this project and multiple geographical branches. I successfully setup VPN between Cloud VPN and one of the branches. The problem ...
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28 views

sstp eap-tls vpn command line connect

When I creating new SSTP VPN connection via powershell, I want to connect via script with rasdial. But there is error : "Remote Access error 703 - The connection needs information from you, but the ...
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1answer
48 views

How do I use Google Cloud VPN to connect to a client's network, when the client has reserved all possible internal IP addresses?

Goal I would like to make use of an API by a 3rd party. This 3rd party requires that I establish a VPN connection to their network. As such, they need a remote peer IP address to establish the VPN, ...
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8 views

Windows Server 2012 - VPN Access Computers On Second Network Card

On my windows server box i have 2 ethernet cards. One of them is connected to the router for internet access and shares the internet with the second network card where the office Macs are connected to....
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1answer
24 views

Browser traffic doesn't got through the OpenVPN connection

I'm using OpenVPN client on Ubuntu 18.04. My laptop is connected to the Internet through my Android cell phone over the hotspot. Apparently, the VPN connection doesn't affect the browser traffic. ...