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2
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0answers
65 views

IPsec - strange behavior

I have set up site-to-site ipsec connection between linux(debian) and mikrotik router. The tunnel is up linux configuration: config setup interfaces=%defaultroute keep_alive=60 ...
2
votes
1answer
434 views

Does a site-to-site IPSEC vpn need an always on connection?

Does a site-to-site IPSEC vpn needs an always on connection/tunnel with keepalives or is it possible to only encrypts packets when needed (when it matches a route or something like that)?
0
votes
0answers
105 views

VPN connection between EC2 instance and router from another subnet

We have a problem wile connecting to EC2 instance with Wi-Fi router. I had connected my office router to the EC2 instance via PPTP protocol. Everything is fine and my router's WAN interface got IP ...
3
votes
1answer
3k views

Azure Site-to-Site VPN with a Linux based router to bridge the VPN ports to a RRAS server while keeping NAT for other traffic

I am trying to get an Azure Site-to-Site VPN up and running using RRAS but require help configuring my router's iptables to bridge the VPN ports and protocols to the RRAS server without using NAT ...
0
votes
1answer
303 views

Site to site ssh tunnel

I have two virtual environment at different locations, and I want to set up site to site ssh tunnel for contact between those networks. I have configured the ssh tunnel on both sides with routes to ...
1
vote
1answer
378 views

Set-AzureVNetGatewayKey cmdlet does not exist in Azure PowerShell

Background I am attempting to link up multiple VNets with one another in Azure. To do this I am following this tutorial: VNet-to-VNet: Connecting Virtual Networks in Azure across Different Regions I ...
0
votes
0answers
261 views

Site-To-Site VPN: Remote Windows Server Can Ping But Can't Share Resources?

I have a site-to-site VPN tunnel between two MicroTik routers in two separate locations. Location A where the server is located is on the subnet 192.168.33.0 and Location B is 192.168.1.0. The VPN ...
0
votes
1answer
606 views

Can't use a Box in Amazon VPC subnet to connect to the other side of the site-to-site VPN tunnel which is already up

This is what I have done created VPC 192.168.0.0/16 created subnet 192.168.5.0/24 created internet gateway attached internet gateway to VPC created routing table set destination route 0.0.0.0/0 to ...
4
votes
1answer
5k views

Site-to-Site IPsec vpn not sending ping across a tunnel

This is my first attempt at a site-to-site VPN. I chose to use IPec because it appeared to be the best solution for what I needed to accomplish. I've followed several different tutorials over the last ...
1
vote
1answer
5k views

OpenVPN Site-to-Site Routing Woes

I'm fighting with an openVPN setup for connecting two sites. This is what the scenario looks like Office 1 (server): local network: 192.168.178.0/24 openvpn server public ip: 192.168.178.2 on br0 ...
0
votes
1answer
377 views

Site-To-Site VPN with Quagga

Can Quagga broadcast a statically configured routes to all the computers in that network. Say for example I have network 10.0.1.0/16. In one of the PC in this network I am running Quaaga server and ...
1
vote
1answer
2k views

Pfsense OpenVPN Site to Site Routing issues

I know this question has been asked a plethora of times before and I have looked over probably 100 different answers and still can't seem to get this to work. I'm trying to create a very simple site ...
0
votes
0answers
2k views

Failing to setup OpenVPN Client (tap) on Ubuntu 14.04 - Viscosity works with same Server

I'm kind of desperate for help here... So I'm trying to setup a Client Machine to make a VPN Connection accessible to my whole local network. When I connect directly from a Computer in the local ...
1
vote
0answers
1k views

Site-to-Site PPTP VPN connection between two Windows Server 2008 R2 servers

We have two Windows Server 2008 R2 machines, one in our main office and one in a new office which we have just moved offsite. The main office has previously been handling client-to-server PPTP VPN ...
0
votes
0answers
143 views

NAT answers instead of remote host

Currently I have VPN client access set up on OpenSuSE 13.1 server to third-party remote Cisco VPN IPSec server. VPN Server is set up to provide access for a host only and to provide access for a local ...
0
votes
1answer
285 views

VPN service with proxy forwarding

I have 2 computers that are both inside NAT, where I do not want (preferable) to do port forwarding (or related things), however want to unite them with VPN to get access to private network. Let's ...
1
vote
1answer
348 views

Windows Site-to-site VPN: One way traffic issue

Site 1: Windows 2008 R2 It's the receiving side of the site-to-site PPTP VPN 192.168.1.4 Site 2: Windows 2003 It's the dialing side of the site-to-site PPTP VPN 10.0.23.70 The VPN connects ...
6
votes
1answer
25k views

Openvpn routing for lan to lan through tun

I am trying to setup an OpenVPN tun to connect two lan's The open vpn connection is up and working but there is a problem with my routing or nat or something. What I need is an example of what a ...
1
vote
0answers
669 views

Is it possible to do IPSec Site to Site VPN without static & public IP on one end?

I am working on a project for my engineering degree that requires me to interface with some pre-existing equipment, so I am rather limited on my options. I'm rather new to VPN and ipsec for that ...
1
vote
1answer
4k views

Openswan Cisco ASA 9.1 — cannot resopnd to IPsec SA request because no connection is known for

Ok, so I have a simple VPN IPSEC setup with a single Linux host that has a public IP address and a loopback interface of 172.16.255.1. On the right side I have a Cisco ASA 5505 9.1. the issue is the ...
0
votes
1answer
187 views

User can access Windows based Apache sites but not linux Apache server over site-to-site VPN

I have a user (Win 7 Pro 64-bit) in a satellite office (10.1.0.0/24) that is trying to access web services in our main office (10.0.0.0/16) over a site-to-site VPN between a a Meraki MX60W and a ...
1
vote
1answer
334 views

VPN Tunnel set up Issues - Cisco WRVS 4400N to Server 2008 R2behind ASA5505

I was wondering if someone could help with a scenario i have that i am not sure how to set up regarding a VPN tunnel set up. I have a Cisco WRVS4400N business router , and on this device , i need to ...
0
votes
3answers
3k views

Can't access on premises machines over Azure VPN

I've setup site to site VPN using RRAS services on Windows Server 2012 R2. Let's call this computer RRAS machine. RRAS machine has two network adapters. One is a private one (192.168.200.x) and other ...
1
vote
2answers
1k views

Can't get AD inter-site replication to work over VPN

Background: We have a single-forest single-domain AD for our little company. We have two geographically separated sites with different subnets. Both sites have been added as sites with appropriate ...
1
vote
1answer
3k views

Site-to-site VPN between 5505 and 5512x

I am trying to setup a site-to-site vpn IPsec tunnel between an ASA 5512x and 5505 on an isolated network. I ran through the IPsec VPN wizard on both devices and used the same configuration but they ...
0
votes
1answer
403 views

ScreenOS Failover tunnel

I have a route-based vpn from my site (Netscreen204) to a customer site (Fortinet) . They want a second, backup tunnel in case of failure, and will be using the Fortune there too. The only thing I ...
0
votes
1answer
1k views

Site-to-Site VPN from Windows Azure to Cyberoam CR25iNG

I'm trying to configure Site-to-Site VPN between Windows Azure and on Premise network using Cyberoam CR25iNG UTM Firewall The Local Network Subnet is 192.168.0.1/20 (192.168.0.0 - 192.168.15.255) ...
2
votes
2answers
842 views

Internal Site to Site VPN over MPLS speed issues?

How do I troubleshoot slow performance of a site to site VPN tunnel over a MPLS circuit? What are the relevant reports/stats I should be looking at? Background: I support one end of a Site to Site ...
3
votes
1answer
2k views

site to site VPN

The problem i am facing is establishment of a site to site VPN in between pfSense( version 2.0.1) and SonicWall Pro2040 Enhanced ( Firmware Version: SonicOS Enhanced 4.2.1.4-7e) . All of the ...
2
votes
2answers
4k views

number of hops using tracert over vpn

I work for a small tech company that is signing up a new client that has two locations connected via a site to site VPN. If I run tracert from one pc to another pc at the remote office, there are no ...
3
votes
2answers
734 views

DNS Server replication created duplicate A-Records

I have a several Windows Server 2008 R2 DC/DNS servers locally, RODC's at the remote office, and a Windows Server 2012 DC/DNS server on Azure with a VPN tunnel established. Earlier today I moved a ...
0
votes
0answers
131 views

Site to Site to Site VPN

Just wondering if this is possible, we have a leased cisco 2911 (That I do not have access to) at that is set up with a site to site VPN to tie into a third party's Active Directory server. Our other ...
1
vote
2answers
6k views

AWS VPN Tunnel going down without traffic

I managed to setup a site-to-site VPN connection from Amazon VPC to a company's network, and after a lot of configuration it was working fine, but now i realized that the VPN tunnel is DOWN every time ...
0
votes
1answer
2k 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 ...
0
votes
0answers
5k views

Tunnel is up but cannot ping directly connected network

We configured a site-to-site VPN and here is the topology. I control the network on the left but not the one on the right. All devices in our network has public IPs. Server---ASA5505---Cisco887======...
1
vote
0answers
271 views

big speed difference on a network link with and without VPN tunnel

Scenario: We have a network link between two offices. The link is provided by a third party company through a VLAN on their network, but to us it is totally transparent -as if we had a simple ...
0
votes
1answer
207 views

VPN ipsec tunnel from router to single windows server computer (gateway-to-host)

Firstly, is this possible? I haven't seen any posts that talk about this. The situation: 2 different ISP's. One has several servers and a firewall running. The other is limited to only one virtual ...
0
votes
1answer
216 views

HP MSR20 Router VPN Questions

I have limited experience with routers, I was wondering if some offer some insight. I am considering deploying a series of HP MSR20 (or similar routers) at a number of satellite offices which have ...
0
votes
1answer
2k views

How to NAT behind public IP on pFsense before IPSEC to Cisco ASA?

I have two networks: Local 192.168.1.0/24 and Remote 10.8.8.8/24. On the local network I have installed pFsense as gateway. On the remote network there is a Cisco ASA that I don't have control over. ...
1
vote
1answer
591 views

Set up persistent point-to-point VPN connection on Windows Server

I have seen this question, but it doesn't have a good response and what I am looking for is a little different. I have a well working environment (New York) with a Juniper router that allows me to ...
2
votes
1answer
2k views

ASA 5510 Site to Site VPN works in one direction

I have setup a site to site VPN connection between two Cisco ASA 5510. One site (let's call it A) can see the private network of the other site (site B), but site B cannot see the private network of ...
0
votes
1answer
61 views

S2S VPN Subnet Mask Collisions

I am trying to educate myself on the creation of a site-to-site vpn for a planned vpn tunnel we will be creating at work. I am having trouble understanding what I should put for local-remote sub-nets ...
0
votes
1answer
430 views

Branch to Branch VPN through HQ router?

I've just upgraded our router and am working my way through setting it up as the old one was. The new router is a Draytek Vigor 3900. We have a number of sites with IPSec tunnels dialling in to our ...
0
votes
1answer
118 views

Site to Site VPN Tunnels

This is more of a theoritcal question then a problem. With regards to Site to Site VPN links, let's for the sake of the question say we have two Sonicwall Firewalls. Site A and Site B SonicwallA ...
1
vote
1answer
312 views

What is the cause of duplicate SA's and SPD's in IPSec L2L VPN?

Although I've been using pfSense now for some time and like it very much, I haven't been able to shake duplicate SA's. I've checked all the obvious stuff - making sure configurations match on both ...
2
votes
1answer
10k views

How can I NAT traffic for one VPN to come from a different IP on Cisco ASA?

I have a Cisco ASA firewall between our private network (10.1.0.0/16) and the outside world, and multiple VPNS going to client sites. Existing: [10.1.0.2...] = source client | [10.1.0.1 ASA &...
1
vote
1answer
569 views

Communications between Amazon EC2 VMs in VPCs across different regions?

I am building a Web site that will have users in the US and in Europe. I setup an Amazon Virtual Private Cloud (VPC) in the US-east region, and another VPC in Europe-west region. I also configured ...
3
votes
1answer
1k views

IPSec L2L Failover between two pfSense devices

Is it possible to achieve IPSec L2L failover (ie, from one WAN interface to another) between two pfSense devices using Gateway Groups, or really anything other than defining multiple IPSec connections ...
-1
votes
1answer
104 views

Windows Server as router + VPN

We have two locations between which we want to have secure connection. The link between those two networks is 4Gbit/s, and the problem is that our firewalls can provide VPN with maximum throughput of ...
1
vote
1answer
535 views

Pinging between hosts through Layer2 tunnel fails

I have some serious problems with my newly setup network with a Layer 2 VPN tunnel. I draw a little diagram to show the simple version of the setup: The green lines are through the VPN, the blue ...