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Questions tagged [site-to-site-vpn]

460 questions
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Unable to connect to Site to Site VPN on AWS

I am not able to connect to the computers on AWS using a Site to Site VPN. I have set up the gateways on both sides and have configured the tunnels with the same parameters, but when I look at the tunnels on AWS, it shows that both tunnels are…
Gene Joy
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Strongswan ike phase 1 failed: "IKE_SA being deleted"

I'm trying to build IPsec tunnel between my Strongswan cloud instance to the Cisco CSR 1000V which is from ISP. According to the form given to me, I have to configure with the following factors in mind Phase 1 Authentication Method: PSK Encryption…
9ieR
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site to site(IpSec) between AWS and Cisco is not working

I am trying to set up a site-to-site VPN connection between AWS and Cisco ASA, but the tunnel status is shown as "Down," and under the details section, the message is "IPSEC IS DOWN." Please find below the tunnel logs: AWS tunnel is the IKE_SA…
Ajit Trivedi
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Iptsbles site to site vpn

I have installed strongswan site-to-site vpn,thats working fine. On server I have configured iptables with this commans iptables -t nat -A POSTROUTING -s 10.9.141.0/24 -d 10.10.27.0/24 -j MASQUERADE. Is another way to set up this without…
Dave
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redundant VPN connections over Expressroute private peering

I have configured redundant VPN connections over expressroute private peering with private IPs. BGP is configured making router 2 backup using BGP as-path. Wondering how the traffic is sent back to on-prem routers there is active-passive…
MatB
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Troubleshooting AWS S2S VPN connection with on-prem network

I am trying to set up a VPN connection between our AWS servers and a 3rd party network. The VPN tunnel in itself is active, but network calls are timing out. The setup: EC2 instances in private subnets have their traffic go through a NAT gateway…
BlackDog
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Unable to receive TCP packets larger than VPC MTU on Google Compute Engines (Redis Client)

This seems to be network issues between Redis cluster (Deployed on our site's on-prem worker node) and Redis client (On GCP VM that is connected to our site via Cloud VPN). Specifically, the issue is related to the unresponsiveness of the Redis…
Sung-IL
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AWS to pfsense site-to-site vpn

First of all, am a pfsense and AWS noobie, and this is my first big task on either system. After creating a Site-to-site vpn between my PFsense andAWS instance, i can see the connections is stablished but no traffic is being send over the…
Saptronic
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Site to site IKEv2 VPN between two Windows Server 2012 R2 machines only working in one direction

We are trying to set up a Site-to-Site VPN with IKE v2 using Windows Server 2012 R2 machines as the tunnel endpoints on each end. We are able to PING and get replies in one direction, but we are not able to PING and get replies in the other…
Gene Joy
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forward all traffic to another machine using reverse ssh

I have the following scenario Local Network | Global Network …
Arash Sadeghizadeh
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TCP Session drops because of FIN signal

I have two servers communicating with each other through ISO 8385 messages over TCP sessions. Basically host-to-host interface between two payment switches. The problem is that the session keeps dropping and when we investigated the reason (TCP…
Mohammed Tellesy
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Setting up site to site VPN with IKEv2 on Windows Server 2012 R2

We are trying to set up a site to site VPN on Windows Server 2012 R2 with IKE v2. It was originally set up for IKE v1 but our partner no longer supports IKE v1. The parameters are as follows: Phase 1 Encryption AES-256 Hash SHA, SHA256, SHA384,…
Gene Joy
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Forward virbr0 (VM) traffic through IPSec tunnel

I have a virbr0 interface, created by libvirt with inet 10.1.2.1 netmask 255.255.255.0 broadcast 10.1.2.255 There's an active IPSec tunnel with leftsubnet=10.1.2.0/24 rightsubnet=192.168.160.0/20 The VMs are able to reach 192.168.160.0/20 but…
Jochen
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Routing connection to Azure DB through StrongSwan IPSec site-to-site tunnel

I have a Linux Strongswan IPSec site-to-site connection up and stable to an Azure Cloud Network, I'm trying to route an sql connection with a python script through the tunnel to an Azure database in the clients network but I keep getting timed out…
Jason is a robot
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ipSec VPN configuration, VLANs advertised

We are in the process of setting up an ipSec VPN between 2 locations. There are various encryption methods, algorythms and preshared keys to set up. Network1 will have access to specific VLANs on Network2 and vise versa. The questions is: Should…
aristosv
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