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Questions tagged [site-to-site-vpn]

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19 views

Site-to-site IKEv1 swanctl configuration and debugging

I am trying to replicate a current site-to-site IPSec VPN connection to migrate from our current Zyxel gateway hardware onto a virtual server. I am quite new to this but I've read up on Strongswan and ...
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1answer
71 views

StrongSwan Linux Client refuses to connect to StrongSwan server

I have a StrongSwan VPN server set up on an Ubuntu 18.04 server, and it is working well. I am able to connect to this VPN from Windows 10 and macOS, and everything works wonderfully. The problem is ...
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47 views

How to mirror two Synology disk stations over the internet?

I'd like to use two Synology Disk Stations (DS220+) for storing backups and for larger file transfers across two different offices/physical locations. I would like to have them always mirror each ...
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49 views

NSG requirement to Sync Active Directory installed on AWS EC2 with Azure Active Directory when AWS - Azure Site to site VPN is set up using openswan

Set up details: Installed openswan on VMs on AWS and Azure, configured ipsec.conf and established IPSec tunnel between Azure and AWS. Tunnel is up and I can ping openswan VPN server on other end from ...
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31 views

Traffic not passing through the site-to-site VPN Sonicwall (VM on Azure) to Sonicwall on premises

I have created a VPN site-to-site with a Sonicwall NSv on Azure and a TZ400 on-premises. The VPN is ON but the traffic between the two sites does not go through. I am able to ping the X0 (LAN ...
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16 views

Connecting to Client Data Centre using AWS VPN

I have been using AWS for the past 3 years. We have never required to connect to our client data centre using a VPN until recently. I am entirely new to the concept of VPN, however, I have figured a ...
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30 views

Site-to-site vpn with Windows Server RRAS routing not working

I want to connect to networks with a site-to-site vpn via RRAS. Network A Ip: 192.168.0.0 Subnet: 255.255.128.0 Network B Ip: 192.168.128.0 Subnet: 255.255.128.0 On network A, there is already an ...
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1answer
62 views

Azure webapp: Site-to-Site VPN not working when used with webapp

I have this setup in Azure: A vnet with address space: 172.16.0.0/16 A subnet with 172.16.1.0/24 named WebAppSubnet and delegated ot Microsoft.Web/serverFarms A subnet with 172.16.255.0/24 named ...
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25 views

Alias subnetworks with Google Cloud IPSec VPN

My company's infrastructure is hosted on Google Cloud. We'd like to connect a network of one our clients with site-to-site (IPSec) VPN. I've setup one on Google Cloud but we have a problem. Our ...
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1answer
63 views

Site-to-site VPN connection between VMs in a private network and remote Linux hosts [closed]

Recently I've faced with a problem - connect multiple VMs running on bare metal servers with Linux hosts in the remote location via the Internet. Basically, what I need is a simple VPN setup where I ...
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32 views

Connecting two networks on the same range with WireGurard

I have a problem. I need to connect two networks in the same IP range with Site-to-site VPN. Is it possible? Network #1 (n1) is 192.168.1.0/24 and network #2 (n2) is also in the same range - 192.168.1....
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44 views

Specify outgoing network interface in ipsec.conf for one IPSec tunnel?

I'd like one of my tunnels to go out a particular interface. Is there a way to specify it? ipsec.conf conn remotehost.example.org keyexchange=ikev2 type=tunnel authby=psk rekey=yes keyingtries=%...
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1answer
70 views

AWS routing between AZs

There's three subnets: subnet A on AZ-A, 10.0.1.0/24 subnet B on AZ-B, 10.0.2.0/24 subnet C on AZ-C, 10.0.3.0/24 There's one server on subnet A (10.0.1.50) answering to ping performed via Site-to-...
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35 views

How to map palo alto firewall params to strongswan's ipsec.conf

I have these configs from a partner of mine How do I match them to ipsec.conf? This is what I have currently. conn %default ikelifetime=28800s keylife=3600s rekeymargin=3m keyingtries=...
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1answer
60 views

How to streamline connections to my Google Cloud VPN to approved Ip addresses

Please I need assistance on streamlining connections to my cloud VPN as I am a developer with little networking knowledge. After back and forth with I was able to setup VPN connection from a vendor ...
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573 views

OpenVPN (Routing Mode) - Site to Site VPN - Linux - Help routing

I have an age old question, Network Diagram (Green is ping working, Red is not working: IP routing is enabled on the OpenVPN server and OpenVPN client machines. echo 1 > /proc/sys/net/ipv4/ip_forward ...
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21 views

Site-to-Site - Subnet routed to azure firewall but rules are being ignored

I configured a Site-to-Site connection between my Azure VNet and On-Premise firewall. The connection is working just fine but I'm trying to control the Site-to-Site connection on my Azure Firewall. I ...
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1answer
68 views

OpenVPN routing from server to client

I have two distant places each with a public IP and I want to make the LAN network of these places as if they were one. That is, the machines in place A can communicate with the machines in place B ...
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1answer
123 views

How to troubleshoot VPN issues between Azure VPN and VMWare SNX?

I have created Virtual Network Connection (policy based) in Azure. I have created Connection for Site to Site(IPSec) which connects to VMWare-snx. Connection status is "Connecting". (Also ...
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29 views

IKEV2 with policy based on Google cloud VPN is failing on Phase 2 connection to peer network

It is my first time of setting up a peer connection to Cloud VPN connection. Documentation was easy to follow but since I am a programmer need support this issue. ERROR MESSAGE: "Negotiation ...
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1answer
74 views

AWS Site-to-Site VPN not working

I'm trying to setup a site-to-site VPN connection in AWS. I control the AWS account but the remote firewall is for an external company and not under my control. As my network knowledge is slight I am ...
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0answers
224 views

How to connect Strongswan to palo alto firewall

I'm trying to create a tunnel between StrongSwan and palo alto. StrongSwan is running on a digital ocean droplet, Ubuntu. In my ipsec.conf, I have: conn %default ikelifetime=28800s keyexchange=...
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29 views

Can an active Azure VPN Gateway (site to site) be moved to anaother subscription/tenant?

We need to move an Azure subscription to another Tenant, but part of the original subscription is an active Azure VPN Gateway (site to site). Can this VPN Gateway be moved as part of the subscription ...
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1answer
134 views

Site-To-Site IPSec between StrongSwan and Zyxel NSG200

I'm trying to initiate an IPSec connection (Site-to-Site) between a Debian 10 server with StrongSwan and a Nebula NSG200. Let's assume: Debian server: Public IP : 50.50.50.45 Private Network: 10.1.0....
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29 views

openvpn site-to-site with Edgerouter and DSR-250N

I am trying to set up a network like this: site-to-site setup Only difference is that, i don't have extra servers for handling the VPN traffic, i use my routers for it. At the "master" site ...
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1answer
71 views

Openvpn site-to-site: cannot access remote network, remote network can access local

I have poured over so many suggestions and spent so many hours (upon hours) on this and simply cannot come up with why a specific vpn connection is only one-sided. I have a centos aws ec2 server (...
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39 views

StrongSwan site to site no HTTPS traffic but HTTP works

I'm trying to connect to CISCO ASA from StrongSwan from a digital ocean droplet. Below are the configs I have: ipsec.conf conn %default ikelifetime=86400s keylife=60m rekeymargin=3m ...
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32 views

Can't RDP to VM in second hop VNet over S2S when connecting via Azure VPN (P2S)

First, what I'm trying to accomplish. We have a central VNet in North Europe for corporate applications, databases, etc. However our on-premises locations are distributed globally. We'd like on-...
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0answers
16 views

How to connect 2 IPSec sites with each other via the “main site”

First of all, i'm originally a software engineer with some network knowledge so no network specialist. At my current job i'm also responsable for the network. I say this because it may be a bit stupid ...
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1answer
306 views

Check if Remote Server Port is Blocking my IKEv2/IPSec VPN Connections

I am using StrongSwan on Ubuntu to try to establish a site-to-site VPN connection to a remote IKEv2 IPSec VPN server, but it appears that my connection requests are not reaching the remote server. Is ...
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1answer
60 views

Why is OpenVPN routing traffic for one specific IP wrong?

I have the following topology where x differs per site: [OpenVPN client] < - > [OpenVPN Access Server] < - > [pfSense router] < - > [IPSec connected sites] 172.27.244.21 10....
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1answer
27 views

Unable to see computers on site to site VPN

Windows server: 192.168.0.10 Linux server: 192.168.0.1 Network printer: 192.168.0.30 192.168.0.0/24 site to site with 192.168.1.0/24 On a computer on second subnet (192.168.1.32) I can ping the Linux ...
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2answers
108 views

Win 2019 DFS Replication not working across WAN / VPN, no errors

I have a problem with DFS Replication. I've had replication at our main site working between two member servers for a while, but when I recently added a new site with a server, I ran into a lot of ...
0
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1answer
34 views

Is site-to-site vpn hardware-dependent?

I was trying to set site to site VPN between google cloud VPC and on-premise network in my office. And I realized that the Some router devices do not support configuring a site to site vpn. For ...
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58 views

Trouble Printing to Shared Printer Over VPN From Server 2008R2

My Setup: Main office with multiple PCs running Windows 10 Pro, multiple printers (both locally set-up and shared and also a PC to act as a print server for high usage printers) and a server running ...
0
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1answer
60 views

What VPN configuration do I need to connect an AWS VPC to a VPN using strongSWAN?

I need to connect the system I'm helping develop that's deployed on AWS to another system through a VPN. Looking at the remote system VPN configuration I saw that it is based on a linux machine ...
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0answers
251 views

StrongSwan left/right Settings

I am trying to setup StrongSwan on Ubuntu 20.04 for a site-to-site VPN. In ipsec.conf, how can we configure left, leftsubnet, leftsourceip, right, rightsubnet, rightsourceip if Local VPN server's ...
0
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1answer
134 views

Printing remotely to a remote location through vpn

We have set a VPN in the office using WatchGuard Mobile VPN with SSL through port 444. It is working fine but we have a requirement which I'vevbeen told cannot be done. We want that someone that is ...
0
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1answer
52 views

How do I set up a VPN bridge between 2 networks?

I'm not actually looking for a complete step by step answer. But really, just the broad strokes. I have a Debian linux VM on network A. I am putting another Debian linux VM on Network B. Both ...
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0answers
470 views

How can I authenticate with both Synology OpenVPN + Radius Plugin?

I would like to have a double authentication: Certificate based authentication in OpenVPN as well as User/Password authentication via the Radius-Plugin provided on the server (Synology NAS DS2016play ...
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0answers
127 views

IPSec VPN working for PING, but not for SSH

I have created an IPSec VPN between two "sites" using Virtual Machines and Openswan for the IPSec tunnel. My configuration: I created 3 host-only networks, one for each "site" and the third to ...
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0answers
26 views

AWS Strongswan Site to site : VPN UP but no traffic

I having a troubleshoot with amazon VPN site to site, i'm using strongswan Network diagram +----------------------------------+ +----------------------------------+ | VPC 1 ...
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0answers
54 views

port forwarding across Meraki VPN

I have an FTP server on my network, and I use port forwarding on the Meraki MX64 so its externally available. I will be moving the ftp server to a new site with a Meraki MX100 and a new public IP ...
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0answers
17 views

2 seperate vpn servers on a single gateway

I am in a position where i set up a site to site vpn (using lancom hardware) and this works a treat (using pptp) I now want to set up a windows vpn for our users to connect to so that during covid 19 ...
0
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1answer
762 views

Domain group policy not updating over site-to-site VPN

I have 2 sites: 192.168.10.0/24 - main site, this is where DC is. 192.168.20.0/24 - remote site, connected via site-to-site VPN. On main site everything works fine, GPO are being updated to members....
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0answers
42 views

How can decide no ping with site-to-site VPN on Strongswan?

I have 2 Linux routers in two different geographic location. And I want to create a site-to-site tunnel between these Linux-routers. I use Strongswan. The tunnel successfully up, but ping between ...
1
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1answer
91 views

How large does site-to-site VPN subnet need to be?

Users on the data VLAN in our HQ and future remote office(s) will need to access files, floating network licenses etc. from distant servers, so we will need a site-to-site VPN for the data network(s). ...
7
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3answers
3k views

What is the difference between AWS site-to-site VPN and AWS client VPN?

I know that site-to-site is using IPSec (layer 3), but client is using TLS (application layer). It seems like both are actually site to site vpns after reading articles/ docs online. I guess the ...
0
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0answers
107 views

Can't RDP or FTP to Azure VM via Site-to-Site VPN

I have a VM (Windows Server 2019) that's running in Azure and I want to be able to 'control' the VM via our on-premise network. I have a Fortinet firewall configured to make an IPSEC-tunnel to an ...
2
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1answer
181 views

Azure VPN Gateway (S2S) disabling Replay Detection

I'm running an Azure VPN Gateway (VpnGw1, gen1, Route-based) and trying to connect a S2S connection to a Fortigate gateway. The connection is losing connectivity every so hours and I'm wondering if I ...

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