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Questions tagged [site-to-site-vpn]

460 questions
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Can't ping or traceroute through EC2 using AWS Site-to-Site VPN to Cisco ASA

My VPC is connected to Cisco ASA, tunnel is shown to be UP in the AWS console. What is working: The engineer on the Cisco side has successfully pinged my EC2 instance within my private 10.5.0.0/17 subnet range. Cisco side SLA is working and…
MarkK
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Pull image in AWS EKS cluster from on-prem Docker proxy server protected by VPN

I have a kubernetes cluster in AWS EKS. From the cluster, I need to pull Docker images from an on-prem proxy server. When pulling the images from my local machine, I must create a VPN connection to the on-prem network. Somehow, I think I'd need to…
Michael Harris
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IP Tunnel - First router is not sending traffic to the second one

I'm a beginner when it comes to Mikrotik . I'm trying to run an IP tunnel between 2 RouterOS . First Router is set up as PPTP and L2TP server and clients can connect and use the internet but what I want to do is to set up an IP tunnel so when…
Mr Pro
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What does it mean if I don't receive a SMB Negotiate Protocol Response from server?

What does it mean to not get an SMB Negotiate Protocol Response from server? Unable to mount fileshare drive (a third-party fileshare outside Azure). The architecture is similar to this one:…
Mel J
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Issues configuring strongSwan client on AWS instance for site-to-site VPN

I am trying to setup a IPSec VPN client on a debian-10 AWS instance. Unfortunately, I do not have access to the VPN server as it is configured by another party, so all I know is they told me it is configured for my my-aws-public-ip. I am trying to…
deann
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Can I add "firewall rules" to an AWS VPN connection?

i need to connect a couple of customers to an AWS VPC via VPN. requirements: no customer may send data (or best: even "see") another customer they should only be able to "see" exactly one internal host, preferably only a certain port range. my…
flypenguin
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IPSec Netgear BS200 and Linksys LRT214 - Can't reach devices

I have set up the first time an IPSec site to site tunnel. The tunnel is up and running from a Netgear BR200 and the Linksys LRT214 Router. Network 1 has 192.168.100.x and the Network 2 has 192.168.1.x! Linksys displays "connected" and in the…
chrisonline
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AWS Site-to-Site VPN with BGP - how routes are advertized via BGP?

I've configured redundant site-to-site VPN between AWS and GCP with 2 VPN connections, 4 tunnels and BGP dynamic routing. Everything works, all good, servers on both sides of the tunnels can reach each-other. I did that using Terraform and if on GCP…
Dmitry
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Two DCs at home office, one remote office...DNS resolution?

Our main office has two domain controllers (Windows Server 2016), shown as one below for simplification. I'm bringing up a remote office, with a firewall at each location. I'm trying to keep the config as simple as possible. The main office works…
JeffR
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How is IPsec (strongswan) working without opening ports in UFW?

I needed to setup a site-to-site VPN between servers A and B, where server A is being managed by me and server B is being managed by a client. Server A is running Ubuntu 20.04 and I am using strongswan to setup the VPN on my end. I am using UFW to…
Ashish
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Best way to set the network infrastructure - Windows Server (AD, DHCP, DNS) + Router + VPN + Load Balance

First of all, I'd like to say I really like working with networks and managing computers, but I do it as a hobby. I'm not really a professional and only do it for my own things as I love learning about IT. Btw, English is not my first language, so…
Charles Tomazini
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Connecting Azure Site-to-Site VPN to On-prem Gateway with 2 public IP's

I have a cisco ISR on-prem with 2 endpoints (primary and secondary) and I want to connect my Azure VPN Gateway to both endpoints through a single connection (same local address space for both IP's). When creating an Azure local network gateway I can…
user2713516
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How do I get onsite DNS to communicate with Azure VNet DNS?

We have an S2S and our DNS server in Azure can talk with the Azure VNET DNS, however our onsite DNS server cannot because of a routing issue I think. What configuration do I need to change so that requests from our local DNS server forwarding to…
naps1saps
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GCP VPN Tunnel is up, I can see Sent Bytes, but traffic is not reaching the recipient

I am trying to establish a VPN tunnel between a Classic CPN gateway and an on-prem VPN gateway. A requirement for the on-prem gateway is that traffic coming out of my VPN must present as a public external IP address (not a private IP address). I am…
Paul
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S2S Vpn Windows 2019

I am trying to set up a S2S VPN with 2 Windows 2019 servers. Lets say we have a Site A and a Site B. So I've setup two Windows 2019 server with Routing and Remote Access enabled. On both sites I added a Demand-dial interface. Site B is running well.…
Chris
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