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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Cisco ASA 5505 - IPSec remote VPN accessing secondary subnet

Layout: modem (pass through) -> Cisco ASA 5505 (Lan 192.168.10.1) -> (Wan 192.168.10.2) Netgear N600 Router (Lan 10.1.10.1) -> workstations (server=10.1.10.34) VPN connection to ASA no problem. I ...
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Ping connected Clients to VPN tunnel PPTP

I have set up a vpn server on CentOS 6 (PPTP) following this guide... Server End ifconfig ppp0 Link encap:Point-to-Point Protocol inet addr:192.168.1.15 P-t-P:192.168.1.200 ...
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27 views

Remove mapping drives from RDP to user from exteral network

I would like to know if you guys have a solution to my problem. I have a terminal server 2012 that can be accessed remotely after a VPN connection and from the LAN. My question is how can I create a ...
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1answer
2k views

FortiClient (Windows 7 32 bit) shows 'connected' for an SSL VPN connection but can't ping the remote server

I am trying to connect to a remote server through FortiClient for an SSL VPN connection. When I connect through the FortiClient (version 4.3.5.472) on my windows 7 32-bit system, it shows connected. ...
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2answers
2k views

Microsoft SSTP VPN returning HTTP 503

So I have finally set up my certificates correctly and such, so I'm trying to connect to my VPN. The Windows client is giving me an error with the code "0x800704D4". I looked into it and was told to ...
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18 views

Dropped TCP Packets over two-stage IKEv2 VPNs

Something of a weird setup this: There are two Virtual Private Clouds (10.100.240.0/20 = prod1 and 10.101.0.0/24 = control), which have a valid router between them. Control hosts a VPN that is meant ...
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1answer
2k views

Fortigate VPN Routing issue

I have 200B Fortigate unit with 2 internet WAN connections. I also have a remote site which I'm connected to via IPSEC VPN through WAN1. This site has only one GW IP address. I'd also like to setup a ...
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4answers
2k views

Cisco ASA user authentication options - OpenID, public RSA sig, others?

My organization has a Cisco ASA 5510 which I have made act as a firewall/gateway for one of our offices. Most resources a remote user would come looking for exist inside. I've implemented the usual ...
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2answers
925 views

Bad WAN Transfer Speed (Windows Server 2008 R2)

We have two servers in different data centers which are geographically separated by several hundred miles. The RTT (round trip time) for a ping between them is 61ms over our VPN. Both servers are on a ...
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24 views

Linux IPsec VPN w/ racoon: Routing traffic into the internet [migrated]

I'm currently setting up a VPN for my iPad to use when I'm traveling. Here's some basic info (if you need more details, just leave a comment, I will extend the question with the details): An OpenVZ ...
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19 views

Site functionality diminished over VPN/company network

We currently experience a diminished with one of our customers at our main production site. All subpages and resources seem to be affected as well. The customer reports a completely broken ...
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1answer
860 views

Vpn tunnel to Amazon VPC with pfsense

I'm trying to create an ipsec tunnel between my office and our Amazon VPC. However I have never used ipsec before so I'm at lost. The gateway/firewall is running pfsense 2.1.3-RELEASE (i386) on ...
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1answer
3k views

How to share internet over VPN and inside a virtual machine (Windows)?

` My final goal is to have a virtual machine at work in which anything that happen inside (tcp, udp, ping, ...) will use the Internet connection of a computer at home. So, if inside this VM should I ...
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1answer
1k views

Persistent static route stops working after VPN drops and reconnects

I've got a VPN between two networks, one home and one office (A and B). Their subnets are: (A) 192.168.1.0 and (B) 192.168.0.0 The two networks have identical ADSL routers. Unfortunately these can ...
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2answers
2k views

Setting up VPN on CISCO ASA with private IP on outside interface

I am trying to setup our ASA 5510 to allow IPsec(IKEv1) access to the inside network through VPN. The hard part about our setup is the outside interface does not have a public IP address assigned to ...
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1answer
61 views

Access two web servers (VPS and Windows Server) through the same IP (PUBLIC AND VPN) using VPN [closed]

I have two servers: a hosted VPS with a website on port 80, and a home server running windows 7. See the diagram below. The home server is running WAMP on port 88, which works on my home's public ...
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2answers
96 views

Trouble hitting EC2 AmazonProvidedDNS server over VPN

I have a VPC using the network 10.10.0.0/16, and a VPN server in the public subnet (10.10.0.0/24). The VPN uses addresses in the 10.11.254.0/24 range. When I connect to the VPN, I can access hosts in ...
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1answer
65 views

Cisco ASA VPN: Drop-reason: (acl-drop) Flow is denied by configured rule

During VPN reconfiguration we have met quite big issue with VPN traffic not passing to peer. Using packet-tracer we have have got following debug: Phase 1 to Phase 9 passed successfully. [...] ...
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1answer
65 views

Debian Secure Network [closed]

I have an industrial PC with 3 Ethernet ports (RJ45, 100 MB/s). I would like to designate one as an incoming internet connection (from the company), and the other two on a private network. The private ...
2
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0answers
39 views

Debugging slow Quickbooks in multi-user mode

Building 1: Main QB server with 15 users Building 2: 12 users accessing the QB server There is no sluggishness in building 1. Building 2 has issues. They can RDP to the server fine with no lag but ...
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32 views

Unable to mount network shares over VPN on Mac [migrated]

I recently upgraded my server from OS X 10.7 to OS X 10.9. Since then I haven't been able to access network shares over VPN. I am using iVPN to create the VPN server (I have tried with both PPTP and ...
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0answers
20 views

Outlook cannot connect to Exchange over PPTP VPN on some PCs but not others

I have a few clients (notably only in the IS department) that aren't able to connect to Exchange 2010 with Outlook 2010 over our PPTP VPN connection, citing that Exchange is unavailable. This is true ...
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1answer
46 views

Ubuntu OpenVPN GUI setting incorrect default routing gateway

I'm currently playing with setting up an OpenVPN Access Server in AWS. For the most part I've got everything working, except when I try to add the VPN connection to Ubuntu using the networks GUI. ...
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1answer
7k views

OpenVPN connected but not internet access on the client

I've setup OpenVPN following this tutorial, and everything works fine except that I don't have an internet connection on the client while connected to VPN. ...
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1answer
38 views

Connecting to multiple AWS VPCs via a single VPN connection

I'm looking at locking down an existing AWS setup. At the moment, everything is within a single default VPC (test, staging, production) and all within public subnets. My plan is to seperate the 3 ...
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27 views

SothEther VPN much slower over OpenVPN than over PPTP or native client

I'm running a SoftEther VPN server (version 4.09) on a Linux machine. When I connect to it using the native SoftEther VPN Client for Windows I get very good speed (9 Mbps). PPTP is OK, too. However, ...
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1answer
59 views

Reverse DNS record can't point to Domain name but it can point to IP

I am using parallels plesk for hosting my websites, Some days ago I tried to send emails from my mail server and the mails were going to spam,So i tried spam assassin to detect whats wrong. Here is ...
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1answer
23 views

enable java app to establish http connection under network of VPN.

Some relative question http://stackoverflow.com/questions/17170980/connect-to-http-server-behind-vpn-with-java has already asked in Stack Overflow while I don't still have a solution since this should ...
2
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1answer
7k views

What is MPLS Layer 2 VPN and how is it different from MPLS layer 3 VPN?

There is quite an amount of buzz in the telecommunications industry about MPLS. I am able to understand how an MPLS works over an IP network (MPLS L3). But, what is an MPLS layer 2 network and how is ...
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1answer
856 views

VPN Between Checkpoint R75.20 and AWS VPC

I have been trying for a long time now to configure a site-to-site VPN connection between Amazon and a Checkpoint R75.20 (previously i tried with Azure) unsuccessfully. I have tried everything and ...
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3answers
2k views

How can I prevent OpenVPN from clobbering local route?

I have a local network on 192.168.1.0 with netmask 255.255.255.0. When I connect to a VPN though OpenVPN (as a client), it pushes a route for 192.168.1.0 that clobbers the existing one, making my ...
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2answers
2k views

No DNS resolving with VPN (RRAS)

I have a RRAS server setup on a Windows 2003 machine with two NIC's. The VPN works like a charm, I can ping all the other computers on the network. But it fails when I try to access resources with ...
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61 views

How do I set up an ssh -w tunnel VPN between AWS VPC and a Linode?

I'm probably not going to use this for the long term, but I still want to know why this isn't working. I've set up a simple ssh tunnel from my Linode instance to one AWS EC2 instance within my VPC. ...
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72 views

MULTI: bad source address from client - any one-off solutions?

Setup: I have the an openvpn client/server setup (config files at bottom), and I get the infamous MULTI: bad source address from client [192.168.x.x], packet dropped message at server. The server has ...
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0answers
20 views

shrew soft vpn client routing to another network

I have configured Shrew soft VPN Client on Kubuntu 12.04.3 and is connecting to CISCO RV042. The CISCO router is connected to LAN 10.66.11.0/255.255.255.0 and also connects to another CISCO router at ...
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2answers
75 views

How can I connect to a Cisco ASA5540 from Windows Server 2012 over IPSEC?

Given a windows server 2012 client (which I have under full administrator control), and an external Cisco ASA5540 router (which I don't), I'd like to connect to the router to access their internal ...
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6answers
18k views

Checkpoint VPN Linux Client

Is there a Linux client for Checkpoint VPN? Preferably for Ubuntu? -- Rubem
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78 views

Connect Multiple Users Behind same NAT l2tp/IPsec

I have installed OpenSwan on CentOS 6, the clients connection to the server is successful and when i direct my browser to http://whatismyipaddress.com on the client it shows the public ip of the ...
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2answers
417 views

OpenVPN Route Client Traffic Through VPN Server Tunnel

I have configured a vps following this tutorial, the server and client are successfully connected and can ping each other, server is at 10.8.0.1 and the connected client (android-OpenVPN Connect) get ...
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1answer
116 views

My iptable rules do not allow VPN connections

I have installed OpenVPN on my Archlinux server and modified my iptable rules to allow incoming traffic on port 1194 and forward it to the tun0 interface. When I disable/stop the iptables, the OpenVPN ...
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0answers
61 views

mac vpn to l2tp server running on sonicos 5.9 fails

I've been trying to get a L2TP VPN server setup on a Sonicwall TZ215. By all accounts, I believe it's setup correctly. Firewall access rules, NAT policies, are all setup to accept the L2TP ip pool ...
3
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1answer
3k views

How do I configure pfsense as an outbound VPN client?

We use pfsense as a router/firewall. Because we're based in China, it is useful for us to have VPN access for all our internal clients. Instead of each individual client connecting to a VPN server ...
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2answers
1k views

How to stop pptpd even when there are active vpn client connections?

After issued command to stop pptpd, the pptpd won't stop until all the VPN client has disconnected. The following code shows pptpd is still running after issuing the stop command. ...
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3answers
61 views

Branch office Connectivity issues

We have two offices. One in The Netherlands and one in India. In each office we have pretty good internet connection (~20Mbps). The major problem we face is cross office connectivity. Skype calls ...
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29 views

How to support Kerberos authentication on internal websites through Citrix Access Gateway

When I remote in through a citrix access gateway (using netscaler) I am unable to use kerberos tickets for authentication with apache. The browser only sends an NTLMSSP negotiate header and gives up. ...
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0answers
18 views

vpnc through openvpn failed

I should connect to a Cisco VPN server for example 95.94.66.6, it configured to accepts specified IPs so I launched a server with a registered IP on Cisco which runs an openvpn server. The scenario ...
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3answers
9k views

How to configure Cisco VPNUI shortcut to open a specific host?

How do I configure the Cisco VPNUI client as a shortcut to open a specific host? As far as I can tell, the program doesn't take an command line arguments, or does it? The problem is that the ...
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2answers
83 views

Connecting to a computer via remote desktop, which is connected to VPN [closed]

I want to use my home computer (a Mac with nice big thunderbolt monitor) to remote desktop into my work laptop, which is on my home network. I want to do this because the screen on my work laptop is ...
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1answer
71 views

Add VPN To WIndows VPS via RDP ? (Internet access - A Quick n Easy Way)

I have a VPS running Windows Server 2008 R2 with one NIC hosting some websites. I have tried to install OpenVPN with no success. I am trying to set up for VPN with 1x user and password specifically ...
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1answer
19 views

Azure - can't link VM to site-to-site vpn

I'm experimenting with setting up an azure site-to-site vpn. I had a test server already set up and working in a subscription. The server had internet access but no vpn link. I ran through the ...