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Questions tagged [site-to-site-vpn]

460 questions
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Route additional network through Sonicwall site-to-site VPN

I have a sonicwall site to site vpn. At one of the sites there is another Cisco vpn to another site. I need to route the traffic for the cisco vpn through the site to site from the other sonicwall site. Site A - 10.10.0.0 /16 network Site B -…
Brandon
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Multiple S2S Connections for Azure

I’m confused by all of this and need help. I setup an Azure S2S tunnel from Azure to my On Prem DC. This is for AD and AAD to sync. We have a new billing system coming in and the only way they’ll allow SSO is an IPSec tunnel. How do I add an…
EastCoast2234
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VPN integration with a 3rd party Cisco device

Apologies if this set-up makes no sense. It makes no sense to me, but any assistance is greatly appreciated. Background I have a Payment provider who requires me to provide 2 IP addresses, and establish a VPN (this is M-Pesa Tanzania). I have a…
Iain Ballard
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UDM Pro Site-to-Site VPN issues

I just got the UDM Pro and got to setting up the Site-to-Site VPN. Everything seems to work, but I'm unable to add all 3 redundant subnets that I've got set up in my AWS VPC. It works fine with a one, but after adding another one, the first one…
vdemcak
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AWS Site-to-Site VPN ping working, TCP not

I want to establish a site-to-site IPsec VPN connection between an AWS EKS-Kubernetes-Cluster and a server from a different provider using AWS Site-to-Site VPN. Pings get through the VPN, but TCP traffic does not. The server on the other end runs…
Talinx
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Strongswan: {parsed IKE_SA_INIT response 0 [ N(NO_PROP) ]} and {recieved NO_PROPOSAL_CHOSEN notify error}

I am getting the feeling that I have just done somethign very silly on my end but I have no idea what is going on. For context, I have been using wireguard for a bit and am much more knowledgable than this. For a class, I have been told to make a…
Kyle Champoux
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Why is my Azure VPN Gateway-NAT rule not working?

I have a very simple scenario, Azure Vnet with a subnets 10.140.1.0/24 (GatewaySubnet, SKU=Gw2 gen1) and 10.140.10.0/24 (VirtualMachineSubnet). Then an OnPrem network with 10.190.0.0/16. I have a successful Site2Site connection to the OnPrem…
user2713516
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How to forward traffic from 2 On-prem branches to eachother via Azure VPN Gateway

I have 2 scenario's that I am trying to solve in my Azure network environment. In both scenario's OnPrem-branch1 needs to connect to OnPrem-branch2 via my own Azure virtual network. I have Azure Site2Site VPN tunnels to each OnPrem branch from one…
user2713516
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Site 2 Site VPN with ipv6

I have a Site 2 Site VPN running, based on IPv4. So I have 2 Networks, both connected via a router to the internet. The ISP provides a public IPv4. The 2 networks have the following IPs A: IPs 192.168.0.0 Subnet 255.255.128.0 B: IPs 192.168.128.1…
Chris
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Why do we lose IPSec connections and can't re-establish them?

We have tens of IPSec connections between our office and customer sites. At the office we use pfSense V2.4.5 as VPN gateway and placing Ubiquiti Edgerouter X devices with the latest firmware on the customer sites to establish the connection with.…
CodeNinja
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unable to ping across strongswan site-to-site vpn in aws

We have two Ubuntu-20.04 servers in aws, different VPC, both installed StrongSwan and have configuration as below (ipsec.conf): # basic configuration config setup # Add connections here. conn %default ikelifetime=28800s …
Cal
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UDM Pro Site To Site VPN with Domain Issues

I have 2 UDM Pro firewalls setup with a IPsec site to site VPN, the settings are the same for both VPNs (obviously the destination IPs are reversed for each unit) I can ping traffic with IP addresses both directions. I am unable to ping any host…
David
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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 few things out in terms of how it works. Despite,…
Somnath Guthula
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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 - 192.168.1.0/24 Is there a way I can set up a site to site…
Mathew Paret
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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…
ensnare
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