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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1k views

Windows VPN server can talk to VPN clients, but won't send packets from its local network to the VPN clients

I want to configure Windows Server 2012, and its Windows 7 and Windows 8 VPN clients, with an SSTP VPN that uses split tunneling and off-subnet addressing, but I'm running into a problem: the RRAS ...
3
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287 views

Android to openswan/xl2tpd/pppd error: result_code_avp: avp is incorrect size. 8 < 10

I am trying to use a simple Android 4.4.4 VPN connection to openswan/xl2tpd/pppd combo. the IPSec SA works, but xl2tpd at one point terminates the pppd and this shows up in logs: xl2tpd[17990]: ...
3
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325 views

strongSwan 4.5.2 with iOS and Mavericks, Connection Troubles

I am having trouble configuring strongSwan 4.5.2 to work with iOS 7 and OS X Mavericks. I have followed these two guides, but am still encountering problems. ...
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2k views

How to tunnel all Internet traffic via SoftEther?

My intention is to route all Internet traffic via a remote machine behind multiple NATs. The ISP's NAT servers are not under my control. I do control my own NAT server, which is a local router. Both ...
3
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149 views

Cisco ASA ipsec vs Anyconnect client issue

So I have an iPad that has a IPSec VPN created. I am able to connect from the outside fine and I can access my local LAN files just fine. When I connect with the Cisco AnyConnect client from the same ...
3
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284 views

What does tracert make NETBIOS work on Win7?

This is really strange - I have a workaround for this (read on), but I'd love to know why it works. I had a VPN setup working fine with a WinServer2003 server and a Vista client. Then I setup a new ...
3
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749 views

How do I configure OpenSwan to allow pure IPsec (not L2TP) connections from an iPhone?

Similar to this question, I want to configure an IPsec server on Linux which will accept connections from the iPhone. However, unlike the other question, I want to be able to test with pre-shared keys ...
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635 views

Trying to get a new user up on pfSense IPSec VPN; Config file import failed, now getting gateway errors

Caveat: I am not a sysadmin, so please forgive the n00bness of the query. We have a new user and I'm trying to get them up on VPN. We use pfsense as an IPSEC endpoint. This person is using Shrewsoft ...
3
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1k views

Site-to-site VPN using MD5 instead of SHA and getting regular disconnection

We are experiencing some strange behavior with a site-to-site IPsec VPN that goes down about every week for 30 minutes (Iam told 30 minutes exactly). I don't have access to the logs, so it's ...
2
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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 ...
2
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401 views

OpenSwan + AWS + Ubuntu 14.04 - Cannot reach server

i'm currently trying to set up a VPN in order to login into a private subnet hosted on AWS. The target host has Ubuntu 14.04 and installed OpenSwan. I've setup ipsec.conf, ipsec.secrets, xl2tpd.conf, ...
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123 views

How to allow vpn users to access only specific servers?

Currently we have an ASA with an IP pool to allow an outside contractor to remotely connect and access our network. What we would like to do is limit what they can get to once they are connected. I ...
2
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0answers
49 views

Mac 10.9 Server + Windows Foundation 2012 Server + VPNing in = Is it possible?

I need to be able to connect to both a Mac 10.9 server and a Windows Foundation 2012 Server at the same time through a single VPN login... Alright so here's the skinny on the setup. Running OSX ...
2
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74 views

OpenVPN routing between static hosts

I have an OpenVPN server with successful static-key tunnels to two separate hosts - my laptop, and another server elsewhere on the internet. I have connectivity over both OpenVPN tunnels. How do I ...
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169 views

capistrano deployment script fails with Cisco AnyConnect VPN connection

I am new to capistrano and trying to run script to deploy source codes to QA server which connected with VPN. Tested script in my 'Git bash' shell in windows machine. I have no problems at connecting ...
2
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814 views

Site-to-site VPN between Azure Virtual Network and a Cisco RV016

I'm attempting to configure a Cisco RV016 router to connect to an Azure Virtual Network to create a site-to-site VPN, but it's not working. I'm aware that a Cisco RV016 is not in the list of ...
2
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742 views

Why does IKEv2 fail on Windows 8 and Android strongSwan, but not on Windows 7?

I'm trying to allow Windows and Android clients to connect through a VPN to a Windows Server 2012 Essentials machine. The VPN works fine over SSTP, but for performance reasons, I want to move to ...
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211 views

IIS 6.5 application hangs - strange behavior

Ok, here are the symptoms in chronological order: (iis 6.5 - asp.net 2.0 - windows server 2003) Application pool drops all requests. (dropped, and abandoned by reqQueue) Trying to log into ...
2
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3k views

Can't get past “pending Phase 2” on OpenSWAN <-> ISA Server IPSec VPN

The issue I´m having quite a hard time configuring OpenSWAN on my Linux server (Ubuntu 12.04) to connect to an ISA Server 2004 IPSec VPN. There is apparently something wrong in the configuration that ...
2
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927 views

openvpn refusing connections with freeradius

I installed openvpn and freeradius from yum and I installed the radiusplugin_v2.1a_beta1.tar.gz but I am having connection issues with the error: XML-RPC: ConnectionRefusedError: 10061: No connection ...
2
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604 views

Can't ping other machines at Linux VPN PPTP server's local lan from outside

Before anything else, hello guys, this is the first time I ask for something here so I hope someone can give me a hand, please look at the following network diagram: ...
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360 views

NAT not working after enabling DirectAccess

following test setup is given: server1 - 1 network card connected to internal network (10.0.0.2/24) + gateway 10.0.0.1 server2 - 2 network cards (1. connected to internal network (10.0.0.1/24) / 2. ...
2
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308 views

Server doesn't accept L2TP connections although it is configured to

I own a Windows Server 2003 VPN server which my clients connect to for accessing the local network.. I have configures the RRAS to use the RADIUS authentication and accept connections. The PPTP ...
2
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2k views

setup Zyxel USG 20W as L2TP VPN Server

I have a Zywall USG 20W (wireless disabled) behind a router supplied by my ISP. All ports (both TCP and UDP) on the ISP router are forwarded to the 20W. I'm trying to configure an L2TP VPN to be used ...
2
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2k views

Cisco AnyConnect hangs on “Checking for profile updates…”

I have a Cisco AnyConnect accessing ASA 5510. The AnyConnect connection correctly authenticates and then hangs of "Checking for profile updates...". The client (Vista64) is behind a firewall and can ...
2
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158 views

Dynamic VPN tunneling technologies

Ok, so I'm asking a more specific question this time. I'm writing a paper about Cisco's DMVPN and one of the tasks I have is to make the analysis of available network solutions which use dynamic VPN ...
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199 views

Sending L2tp/IPsec PSK client packets to OpenSwan server

I'm trying (kind of) to create VPN client, I set my server on Ubuntu using OpenSwan (L2tp/IPsec PSK). What I'm doing right now is sending packets to my server and trying to exchange my keys with the ...
2
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3k views

Debian squeeze as L2TP/IPSec gateway for Android devices

I'm trying to configure Debian squeeze as L2TP/IPSec VPN for Android devices, but with no great success. So far I have done following: Successfully configured Debian with openswan implementation of ...
2
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0answers
505 views

Juniper SSG5… How to setup VPN to Netgear FVS338

I'm trying to configure a Juniper SSG5 for VPN. So far I'd say I'm lost lost lost. The server (just one for now) is a dedicated host at a hosting company. I have a block of 8 public IPs (/29), the ...
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394 views

VPN client has severe intermittent connectivity issue with Windows 2008 RRAS server, but NOT with the other remote servers

I have a Windows 2008 server setup in the cloud as a RRAS running VPN access and NAT. It is joined to a domain controller also running in the cloud. A Windows 7 VPN client connects using SSTP to the ...
2
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0answers
4k views

cisco asa NAT to site-to-site VPN

I'm trying to NAT an external address to an internal address which is not local, but on a remote end of a site-to-site VPN connection. Is this possible? Log says Routing failed to locate next hop for ...
2
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0answers
957 views

Errror on connecting to VPN-server by Demand-dial interface (Windows Server 2008 R2)

I have several LAN-interfaces and internet access over VPN (connect to provider VPN-server). I want to setup NAT from local area networks to internet. For this I install on Windows Server 2008 R2 ...
2
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395 views

RDP or SSH connection trough Windows 2008 server VPN hang after a while

I have been experiencing a very strange issue with our VPN setup on Windows Server 2008. That server is running as a Xen Virtual Machine. We use it for two purposes, permit our mobile workers to ...
2
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0answers
543 views

Windows 7 VPN fails due to Protocol-Reject for 8021 (IP Control Protocol)

Server is Windows 7 Ultimate, client is Windows 7 Professional. Server setup: (from Network Connections screen) > File -> New > incoming connection Who may connect? > Added a user How ...
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10 views

FreeBSD L2TP/IPsec not routing traffic to vpn server

I have configured a VPN server on my FreeBSD server, it all seems to be running, but the VPN traffic is not routing through to the local VPN server and I cannot figure out as to why. So my question ...
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28 views

Encrypted layer 2 tunnel over Internet for a contiguous subnet

I have two offices that are connected at layer 2 with fiber on a primary link with contiguous subnets on each end(it won't change anytime soon). It works just fine, I have full end-to-end layer 2 ...
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46 views

Cannot make TCP Connection with OpenVPN Server

Client OpenVPN assigned IP: 10.8.0.2 ↓ TCP on 1194 Internet ↓ Router port-forwards 1194 to server- Public IP 104.162.67.198 ↓ Server LAN IP: 10.8.0.1 I think the above is what I am trying ...
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24 views

Windows firewall blocking network shares through VPN server

I have a VPN server in front of a 172.16.0.0/24 network. On my client side is a 192.168.1.0/24 network. I am able to successfully VPN in to the server network from the client, and I am trying to ...
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80 views

OpenVPN ignoring openvpn.conf, throws unrecognized or missing option

I set up openVPN on Debian, but can't start the service. [FAIL] Starting virtual private network daemon: openvpn failed! Syslog says Options error: Unrecognized option or missing parameter(s) in ...
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115 views

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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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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0answers
19 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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46 views

Separate L2TP/IPsec VPNs with dynamic VLAN assignment

I am working on a Linux (Debian 7) VPN concentrator for different kinds of remote access. One of the offered protocols is L2TP/IPsec because of the client availability. I am using xl2tpd which in turn ...
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16 views

VPN server stopped functioning with Windows clients

Our Windows 2003R2 VPN server (Routing and Remote access) no longer lets Windows clients (Windows 7, with the latest MS patches) connect. The client tries, and craps out with Error 806. This is PPTP. ...
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41 views

NAT for IPSEC access?

Please help to understand if the following configuration can be created. I have IPSEC connection with my customer. It is site2site vpn between customer network and my network 10.102.103.0/28. This ...
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41 views

Windows VPN / TMG Server Expired Password Stuck Sending New Password

I have a Windows Server 2008R2 Server running Forefront TMG (7.0.9193.500) which works as our firewall and VPN gateway. For the most part it works, blocking traffic and allowing users to VPN in. I ...
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39 views

How can I solve DNS delay on iOS over VPN

When connecting iOS devices to our Sonicwall VPN (L2TP) it takes about 30 seconds before any internal servers can be contacted. It appears to be purely a DNS problem because they can be contacted via ...
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48 views

Printer on OS X not printing across VPN subnets

I have an interesting situation where I have a two servers that connect two subnets via a VPN. One side is 192.168.0.0/24 and the other is 192.168.1.0/24. Communications appear to be working okay. I ...
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151 views

cisco vpnc + how to disable the IPSec ID and IPSec secret

I use the vpnc in order to open vpn connection against the customer in the following example I run the vpnc and get error about "hybrid" so according to some site they suggest to remark the line ...
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122 views

Route between two branch offices via IPsec VPN to head office?

I have TMG 2010 running on Server 2008 R2 in our head office with 2 branch offices connecting in using Dray Tek 2930 routers with IPsec site to site VPNS. The remote sites can route between the head ...