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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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
247 views

VLAN as access security through VPN tunnel

I'm not a network wizard, but I know my way around a TCP stack and have employed the help of Wireshark and tcpdump quite a few times. Now my company has been tasked to grant somebody else access to ...
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3answers
389 views

Win2003 Domain Controller Cable Modem setup

I'm a programmer a little rusty on my networking / server skills. Our company decided to move so I've had to put aside C# and Java for a bit in order to get them up and running. So at our new location ...
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2answers
1k views

Can you limit VPN access to RDP only?

Right now, all developers in our organization have laptops so they can either work from home on occasion, or provide off-hours support. Our laptop hardware spec is, unfortunately, a business laptop ...
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1answer
738 views

Question about DNS priorities when connected to VPN

So I'm connected to a Windows VPN and I want the following conditions to be met: I want my internet connection to tunnel through to the VPN's internet connection (i.e. I don't want to use the ...
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5answers
13k views

Can Wake on LAN work on VPN connection?

Is it true that we can’t allow any machine to sleep that may need to be accessed var a VPN connection? (I am asking this on server fault as it is as much about VPN servers as about the end user PCs ...
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1answer
992 views

OSX 10.6 Cisco IPSEC strange behavior

I'm trying to connect to Cisco IPSEC VPN of my company over DSL Internet. I managed to successfully connect using Cisco VPN Client, now I'm trying to switch to OSX 10.6 native client, because of ...
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1answer
2k views

Adding 2nd DC to the domain from a different subnet over VPN. -UPDATE: Not working!

I'm in the process of adding a second DC to our domain and just want to make sure I have all the steps right before proceeding. Info: DC1 is 2008 R2 Standard. DC2 is 2008 R2 Standard. //Edit: ...
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4answers
3k views

Ubuntu based VPN server behind NAT router?

I have a small intranet- and file-server inside our company, which can only be reached from inside our own network. I'd like to be able to reach the intranet and files on the server from outside the ...
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3answers
2k views

Accessing to shared folders with OpenVPN

This is my first attempt to configure a vpn so I have very little knowledge about this. Network where centos server is having local IPs 192.168.123.* Network where windows machine is having local ...
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1answer
282 views

BOVPN on Firebox XTM 21 not connecting to Firebox X 500

I have set up a BOVPN on XTM 21 and it is not showing or connecting to the X500 on the other side. I have looked at the traffic logs on both sides and there are no records of it even reaching the ...
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1answer
2k views

VPN Client not able to access a certain subnet

Client connect to ASA5510 via cisco VPN client. Access to 192.168.0.x subnet works fine, just can't get to 192.168.13.x. I can get there from the ASA fine just not via a VPN connection. The connection ...
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3answers
5k views

What might prevent IKE handshake success in building an IPSEC tunnel?

We use Cisco ASA for our IPSEC VPNs, using the EZVPN method. From time to time we encounter problems where an ISP has made a change to their network and our VPN stops working. Nine times out of ten ...
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1answer
879 views

ubuntu/linux vpn connection with certificate

I want to connect to a windows pptp vpn server which accepts only connections with a CA certficate. From windows im able to do it easily (since its windows of course and native supported) but from my ...
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1answer
4k views

Cisco RV042 VPN with Dynamic IPs - Remote Gateway Not Resolving

I have an existing network setup that I inherited from my predecessor. Currently there are two sites, each with a Linksys RV042 VPN router running the 1.3.12.19-tm firmware. They are currently set up ...
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2answers
6k views

What can an ISP do to block IPSEC traffic?

Every so often we encounter a problem where we cannot get an IPSEC VPN tunnel to work. Sometimes we know the local authorities restrict use of IPSEC (e.g. Bangladesh), and have to get some kind of ...
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1answer
762 views

Cisco ASA 5505 as a client

I want to replace a vpnc client with a Cisco ASA 5505. Is it possible to use the Cisco ASA 5505 running version 8.2(5) as a VPN client (not site-to-site)? If so, please point me to the instructions or ...
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1answer
86 views

Has the user name any functions and restrictions when you use VPN over PPTP?

You need to provide a user name and a password if you want to connect to a Windows server through VPN using PPTP. Has the provided user name any function? Let's say you use the user name "John" to ...
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1answer
200 views

Allowing PPTP clients to access remote server's WAN connection

Ok, I'm no VPN expert, but I'm experimenting with PPTPD on a little Debian 5 server. When I log in to the server with a client, I can access the LAN resources, but I cannot figure out how to get the ...
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2answers
741 views

Windows 2003 - RAS service - VPN client can only connect to server, not internal network

Here is my diagram http://imageshack.us/photo/my-images/263/vpnt.png/ Server has two NIC: One connect to Internet, one connect to internal network. RAS service is configured with static IP pool on the ...
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3answers
1k views

Connecting to the workplace LAN that is behind NAT (with Hamachi? any better idea?)

Situation: We, as the pioneering researchers(!), have a small network in our lab and the university has provided Internet access that let us access to privileged scientific resources like IEEE, ...
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2answers
102 views

Exposing multiple virtual machines to public Internet from laptop on any connection

I've got a couple of Ubuntu virtual servers on my laptop that I drag around with me and use to test configuration and interaction of services like mail, directories, etc. I therefore want to make them ...
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1answer
2k views

How to make my in-the-office server available online?

I have a server in the office, with a local IP address (192.168.1.15). The server is connected to Internet, but doesn't have a real IP address (it's just a simple DSL connection). I have another ...
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1answer
2k views

Problems directing traffic over our site-to-site VPN

We have two offices connected via Gateway-Gateway VPN DC1[192.168.0.101]---RV082(A)[192.168.0.1]---[VPN]---RV082(B)[192.168.3.1]---pfSense[192.168.3.100]---DC2[192.168.1.2] DC2 is able to connect ...
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1answer
240 views

Configure incoming connection (VPN) on Microsoft Hyper-V 2008 via command line

In both Windows 7 and Windows Server 2008 (R2), it is extremely easy to allow incoming connections (VPN). Just go to overview of network adapters, click 'file' and click 'new incoming connection'. ...
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2answers
4k views

How do I troubleshoot Mac OS X Cisco IPSec VPN not working over a Samsung Verizon 4G LTE WiFi hotspot?

I have Cisco IPSec VPN (to my employer) configured on my MacBook Air. It works perfectly when I'm at home connected through WiFi to my cable modem (through an Airport Extreme). But when I try to ...
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1answer
2k views

Issue routing openswan vpn traffic beyond the server

Trying to set up a openswan based server sitting in an Amazon VPC cluster. The goal is to make it so we can VPN into VPC and have our workstations be as if they were on the network, more of a ...
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4answers
177 views

Is there a general guideline to setting up Firewall policies for Small Business?

I understand that each Business has it's own needs and situation, but I'm looking for a general guideline to commonly blocked services and ports and other policies to be looking for when configuring ...
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1answer
2k views

OpenVPN and TomatoVPN

Wondering if someone can help me with the following. I have updated my Linksys router with TomatoVPN and used the following config: Interface Type:TAP Protocol:UDP Port:1195 Firewall Custom ...
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3answers
2k views

Unable to access internal network through PfSense WAN port

Our branch office is unable to connect to our internal network for some reason. However we can connect to the branch office domain controller from behind PfSense. The following is our setup: ...
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2answers
2k views

How can I enable RDP over VPN only?

I have a SBS 2003 server with Terminal Services enabled. Currently I am able to RDP to my server by going to www.mydomain.com. I would like to restrict RDP access to my network to be over VPN only. ...
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1answer
456 views

Server-to-server (Linux) VPN best practices?

I manage several CentOS and Fedora VMs, and our setup is getting sufficiently sophisticated that it's time to move several resources on a single back-end VM, and serve those out to our Web VM, QA VM, ...
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1answer
1k views

LAN to LAN (Tunnel) VPN with IPSec

I'm having some issues setting up a LAN-to-LAN VPN. Please keep in mind, that "the other side" won't change anything in their configuration. This is my current setup: Our side: Router: Draytek 2820 ...
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0answers
585 views

nmap port scan for vpn and proxies

I am trying to detect the vpn and proxies from the iplist so is anyone know the fastest and reliable scan command for nmap? right now I am using this nmap -sS -sU -T4 -A -v -PE -PP ...
2
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1answer
60 views

Vpn related question

I am going to connect to a VPN service provider. From VPN I'll get a public ip. When I simple connect to this pptp VPN, all ingoing-outgoing traffic will be forwarded to the VPN. Am I right? However ...
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1answer
1k views

NAT KVM Guest and Route All Guest Traffic to Host VPNC Connection

I know this is ridiculous, but our admin said he would beat me to death if I tried bridging mode and refuses to enable port security on our Cisco switches. Is there any way to get NAT traffic from ...
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3answers
3k views

Is HTTP over VPN is faster than HTTP over the internet?

I just noticed something curious. While I was in the middle of checking out my codebase from home, I VPN'd in to the office right quick and my SVN checkout speed doubled! Once I was done I closed the ...
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1answer
171 views

What is a “VPN Consolidator”

A client recently mentioned using a VPN consolidator for remote access to their server. I've never heard this term used before. Is it some type of slang that I'm not familiar with? I did a bit of ...
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4answers
2k views

What's going on with this strange MTU?

I have a server mike at our office communicating with a remote server through a VPN. There have been various problems which seem to be linked to the MTU size. Mike is a RHEL 3 server and the customer ...
4
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1answer
4k views

PPTP VPN iptables firewall issues csf [closed]

I am having a problem with iptables and a PPTP VPN, I have read related topics both on hear and online but still can't get it to work! I am trying to set up PPTP on an ubuntu server on our local ...
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1answer
106 views

Internet Explorer works only when using VPN

A few days ago I installed an automatic Windows Update and since then Internet Explorer works only when I am connected to the corporate VPN. Obviously I have TCP connectivity and antiviruses and the ...
2
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1answer
10k views

PPTP VPN Problem

I am using Debian OS with pptpd. My clients (both Windows and Mac) cannot complete the connection. The following shows in syslog: Jun 2 12:52:37 vpn pptpd[891]: MGR: Maximum of 6 connections ...
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4answers
2k views

Windows Server CAL and VPN [duplicate]

Possible Duplicate: Can you help me with my software licensing question? We have a a client that wants to provide VPN access to one server running windows 2008 r2, using Routing and Remote ...
11
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3answers
5k views

Linux solution for VPN on-demand for iOS devices

According to Apple’s support article on VPN for iOS, only Cisco IPSec, Juniper Junos Pulse, and Cisco AnyConnect support the VPN on-demand feature. Are there any open-source implementation (‘free’ as ...
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1answer
2k views

IPSec VPN between Amazon VPC and a Watchguard XTM?

I have a branch office behind a Watchguard XTM that needs VPN into an EC2 VPC. I am unfamiliar with Watchguard and am unable to find all of the knobs and dials in the flash admin interface to bring it ...
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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
1k views

Domain name resolution not working over VPN to Windows 2003 domain, VPN is on a different subnet

I am able to browse shares and, sometimes, connect my outlook to the exchange server when connected over VPN to my office's LAN. However I am aware my VPN address is in a completely different subnet ...
3
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1answer
2k views

site-to-site VPN between cisco ASA and 870 cannot ping remote network

I have two sites which are connected through site-to-site vpn from cisco. One site has a cisco ASA router, the other has a cisco 870 router The tunnel has been setup, and active, however I cannot ...
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4answers
19k views

Can't resolve host through VPN connection from Mac OS X [closed]

The Preamble I set up a VPN connection from my Macbook, and it seems to connect successfully. However, I can't access my work computer because hostname doesn't get resolved: $ ping myusername ...
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1answer
98 views

Setup a switch at home which acts as an extension of my office over VPN with transparent bridging

Basically, at home I have a system with 2 NICs. 1 is the my normal home network, and over this I will run vpnc to connect to my work PC (both run Linux). What I want is that the second NIC on my ...