Virtual Private Network

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1answer
1k views

iptables redirect traffic from VPN interface to next interface

Can you help me with this problem please? I need redirect all traffic from tun0 interface (OpenVPN tunnel) to eth1 interface. eth1 is internal network behind this system which works as special ...
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3answers
10k views

PPTP VPN in CentOS 7

I recently installed CentOS 7 (GNOME), but I realized that there is no option for setting up a PPTP VPN client. I tried to install networkmanager-pptp-gnome, but unfortunately it's not available in ...
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0answers
9 views

VPN on server running Fedora - restricting sites? [on hold]

I have a network with a server running Fedora. If I route all traffic through a VPN i.e https://www.ivacy.com, can I still restrict sites on my network? If so, how can I do it?
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1answer
587 views

iptables allow only ssh and vpn traffic

I have dedicated server with ubuntu 14.10 installed. The server should connect to an openvpn server and the traffic should only go through the vpn, except for SSH traffic. My idea is to realize it ...
1
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1answer
18 views

Make user made entries in /etc/hosts permanent

I use Juniper Networks network connect to connect to the office network. Once i am inside the office network, i check the server ips and add entries for them in /etc/hosts file like, 10.199.xx.yy ...
2
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1answer
12k views

libc.so.6(GLIBC_2.14)(64bit)

Installed: glibc-static.x86_64 0:2.12-1.107.el6_4.4 glibc-utils.x86_64 0:2.12-1.107.el6_4.4 Dependency Installed: fontconfig.x86_64 0:2.8.0-3.el6 ...
0
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0answers
12 views

how do I update client certificates in openvpn?

I am using OpenVPN to secure access to apps running on a CentOS 7 server. Each authorized client has a key which is used to connect to the server using OpenVPN. The problem is that the keys are just ...
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0answers
16 views

Connecting to company's Internet and VPN from OpenSuSe commandline(Zabbix appliance)

I have a Zabbix opensuse appliance running inside a virtualbox in a windows host.now for testing the appliance I need to connect to company's internet(which uses a authentication server with username ...
-1
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0answers
26 views

VPN or anything similar to avoid Chinese Firewall [closed]

One of the worse days today. Can't open any website under 60sec, timeouts, downloads failed, pictures won't load. Currently I'm using a VPN (PPTP) provider with servers in US, NL, DE and UK - US ...
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0answers
22 views

External port forwarding stop working when VPN is activated

I've a problem with my local Debian server. I use a port forward to allow access from outside my lan to my server. It's works very well but when I activate my VPN (OpenVPN) on my server, the port ...
7
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2answers
15k views

Port forward to VPN Client?

I've run into a bit of a puzzle and haven't had much luck finding a solution. Right now I am (sadly) connected to the net via Verizon 3G. They filter all incoming traffic so it is impossible for me to ...
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2answers
19 views

Curl, ping hangs/waits when using private network ips

I have a whole bunch of servers working inside my office premises private network. When i try to run my tests outside office network, curl/ping/python/nodejs requests library, all of them waits ...
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0answers
8 views

PPTP IPs different than LAN ips

in /etv/pptpd.config I have: localip 1.0.0.1 remoteip 10.0.0.100-200 my server real IP is 192.168.1.40 (my LAN is 192.168.1.0) is it OK to do it? how I can route it so the clients with ...
0
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1answer
674 views

Why won't Linux connect to the internet through a VPN?

When using OpenVPN on Linux, I can't connect to anything on the internet. Firefox shows everything except my own router as "not found". And curl -I google.com, for example, gives curl: (6) Could not ...
0
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1answer
388 views

Frequent disconnections in OpenVPN

I'm suffering random disconnections with OpenVPN. I don't know much about the subject, maybe you can point me in the right direction? Here is the tail for /var/log/messages, it contains a <warn> ...
2
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1answer
396 views

Restart specific racoon tunnel

I have several gif* interfaces on my FreeBSD box. They are representing tunnels, encrypted using racoon+ipsec. If, at some moment, one of the tunnels hangs up, I am forced to reset racoon this way: ...
1
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0answers
30 views

racoon IPSec/L2TP Client

I try to configure a racoon IPSec/L2TP client to connect a Windows 2003 server. The server is originally intended to be used with Windows XP clients (successfully tested with Windows XP SP3 but ...
2
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1answer
616 views

Debian CLI torrent program through VPN

Has anyone successfully set up a CLI-only (no web UI's!) torrent client that can tunnel all of its traffic through a VPN? (Either by sending all traffic through a particular interface or a SOCKS ...
3
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1answer
149 views

Route VPN traffic through different proxies

I want to setup VPN server and route (based on my routing algorithm) all traffic through different proxy servers. Let's say I have one host, with many users, connected to my VPN. I want to route all ...
0
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0answers
24 views

Unable to surf internet with VPN on OpenBSD

I am using OpenBSD 5.7-amd64 with the latest patches applied. I downloaded and installed OpenVPN (package version: openvpn-2.3.6.tgz) available for OpenBSD 5.7 using the following command: sudo ...
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0answers
24 views

Host a server with NGINX using VPN behind a NAT

so I was hosting a server using NGINX on a Raspberry Pi using a T-Mobile mobile router. All was working fine, till I noticed today that T-Mobile started to put me behind a NAT sometimes. So I heard ...
1
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1answer
692 views

VPN Setup Errors

I'm trying to install a VPN on one of our servers for use within my campus so that we can play some games, but I appear to be getting errors when I try to connect, as shown below. Not quite sure about ...
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0answers
44 views

Routing problem through 2 hop in the LAN

This is the scenario I'm facing with: firewall (Zyxel Zywall USG210) configured as default gateway, with LAN IP 172.29.0.1 /16 2nd firewall, directly connected with the 1st, with LAN IP 172.29.0.250 ...
1
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2answers
52 views

Iptables exception for specific port

I'm new to iptables but configured a simple natting today on my raspian: # Always accept loopback traffic /sbin/iptables -A INPUT -i lo -j ACCEPT # Allow established connections, and those not ...
3
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1answer
2k views

How do I configure OpenVPN as a Gateway client for Witopia?

I have the following setup: Witopia SSL account Synology 409 NAS (with OpenVPN and Apache etc) PS3 Mac Apple AirPort router (configured for NAT) Locked IPT-box (using DHCP and NAT traversing) ...
1
vote
1answer
28 views

Is there any P2P VPN solution that does not requiere port opening(forwarding)?

The closest to a VPN P2P-based solution that I have found is PeerVPN: really easy to install, but it needs to open one port (7000 TCP by default) on one of the computers (also known as node) that runs ...
1
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2answers
46 views

bash command/script to reset default route

I manage several OpenWrt (embedded linux) routers for which I've written bash scripts to run an Openconnect VPN client. The client uses "vpnc-script" to set up routing, which replaces the initial ...
1
vote
1answer
613 views

OpenVPN CLI for killswitch or connection fallback prevention

I'm using OpenVPN via command line to connect to my VPN on my current Linux distro since there is no GUI available (which had a killswitch checkbox). My problem is, I can't find any way to add a ...
5
votes
1answer
705 views

How can I make the eth1 up and always available for remote access, where eth0 will be used for host to host IPSec VPN?

I am running Amazon EC2 instance with Red hat enterprise linux, where I have two network interface. Now: eth0 is currently active having public ip where I am remotely logged in via SSH, to ...
0
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0answers
53 views

Replacing AWS VPC Default VPN with OpenSwan (with HA)

Unfortunately AWS doest support IPSec Ikev2, DH group higher than 2 and AES256. So we are switching to OpenSwan. I was able to setup OpenSwan on a NAT instance on a VPC's public subnet with EIP and it ...
0
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1answer
24 views

Forwarding traffics come from SSH tunnel to VPN tunnel on a Linux device

I want to route network traffic that comes from one end of ssh tunnel (constructed by ssh dynamic port-forwarding) into one end of VPN tunnel. Given four linux devices A, B, C and D, for example, I ...
0
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1answer
64 views

Strongswan forwarding traffic between two IPsec tunnels

Given a remote (centralized) VPN server with a StrongSwan IKEv2 setup with external static IP: centralized server internal IP 192.168.1.65, network 192.168.1.64/27 And two gateways doing NAT for ...
10
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4answers
8k views

Openswan connecting to multiple right subnets not working

I'm trying to use Openswan (version 2.6.37) to connect an IPsec VPN from my local network to a remote site. Everything works fine when I just want to connect to a single subnet on the remote site. ...
2
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1answer
4k views

Iptables forward with pptp and openvpn

I have OpenVPN and PPTP installed on a VPS. I'm having a few questions that I can't seem to get a firm answer on. I want to install OpenVPN on 1.1.1.1 (eth0, public IP address) and PPTP on 1.1.1.2 ...
1
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0answers
56 views

VPN: Script at /etc/ppp/ip-up.d/ not autoexecuting on PPTP connection established

My PPTP client is Ubuntu Desktop 14.04.2LTS. My PPTP Server is a Buffalo DD-WRT Firmware. If I establish my PPTP VPN connection (named Themiscyra): luis@PortatilHP:~$ sudo pon Themiscyra ...
0
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1answer
158 views

Automate Connection to VPN

I'm hoping to automate the startup of a VPN connection on startup of a CentOS 6.5 box. I have a Fortinet VPN client that I run on the command line as follows: [centhost]$./forticlientsslvpn_cli ...
0
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1answer
53 views

SSH from different countries with openvpn configured on pfsense and dd-wrt?

I have vpn set up in two different countries A (primary, where I live) and B (secondary, which I visit once or twice a year) and would like to SSH to my devices across the vpn. My Setup: Country ...
0
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1answer
44 views

OpenVPN client config :: why is needed ca.crt?

I configured a VPN (OpenVPN, mode: multiclients-1server), CentOS Server, multiple Rasp's clients. CA.crt is needed by each client, in addition of the client.crt & client.key . I wonder... why ? ...
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0answers
27 views

Issues with getting a tun0 connection to route any and all connections from eth0 to be made to this interface and if not working drop

So I've been having this issue for a while and the internet has been mixed for a response. Sadly most configurations for setting up a VPN seem to assume you are running both a vpn client and server ...
1
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0answers
63 views

How do I persistently set the MTU for a PPTP VPN connection in Ubuntu?

I have a M$-based VPN connection that I connect to every so often. After connecting to the VPN server, I need to run sudo ifconfig ppp0 mtu 1200, So that I can log on to the server, or else ssh client ...
1
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1answer
44 views

Using a VPN for certain applications via a network namespace

I am trying to use a network namespace for VPN-specific traffic, using this guide: https://schnouki.net/posts/2014/12/12/openvpn-for-a-single-application-on-linux/ on Debian. Everything works with ...
0
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0answers
48 views

Why is my laptop being blocked from connecting to a PPTP VPN server?

I have a fairly simple network at home Internet --> Modem --> Linux Router --> Switch --> Laptop The problem: There is a PPTP VPN server at work that I need to connect to from home. I configured my ...
0
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0answers
22 views

OpenVPN Network to Network issues

I'm having some trouble getting OpenVPN working (as a tunnel between networks). I've gone through the following steps INITIAL SETUP 01. Installed openvpn and easy-rsa with yum 02. copied the example ...
2
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3answers
1k views

Change default DNS on openvpn connect

I am using Network Manager on Ubuntu 12.10 to connect to an openvpn server. The connection works without problems. However, when I connect, I would like to change my default DNS server to a server ...
1
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2answers
270 views

Kali Linux openVPN does not pass the DNS Leak test

I recently installed Kali Linux on VMWare. I was able to successfully install openVPN following these instructions, but it seems that it does not pass the DNS Leak test. Is there anything that can fix ...
0
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0answers
131 views

Problem Creating a tun interfcae with SoftEther VPN Client on CentOS

I'm trying to make a VPN connection using SoftEther VPN Client on CentOS 7. When I try to create a new NIC, I get this error: VPN Client>NicCreate NicCreate command - Create New Virtual Network ...
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0answers
53 views

“VPN connection failed” when ufw is on even if there are no rules in ufw interface

Ubuntu 14.04 After update related with ufw and switching nvidia drivers back and forth, suddenly, I can't establish VPN connection to internet. I've deleted all rules and reseted profile in ufw ui but ...
2
votes
2answers
293 views

OpenConnect not resolving hostnames

I'm running LMDE 17, and I've installed OpenConnect v6 and the repository version of network-manager-openconnect. Everything is peachy, except any address for the domain companyname.local doesn't ...
2
votes
1answer
126 views

Please help me to understand these tun0 addresses

I have already done some searching and more or less understand what a tun0 interface does. I got the following from various sources, Packets sent by an operating system via a tun/tap device are ...
0
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0answers
61 views

Configuring tun0 and tun1 IPSEC interfaces

I'm trying to make two IPSEC tunnel interfaces in order to make a bonding but i don't know how to start it since i can't find any tutorial showing something similar. Can anybody gives me an indication ...