All Questions
67
questions
0
votes
1
answer
225
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Properly configuring iptables rules behind an openvpn server
hi friends hope everyone is doing well.
i got a little misunderstanding of how i should configure iptables v4 rules for an openvpn server.
if some wizard can give me a hint it would be great.
i'm ...
- 13
0
votes
0
answers
702
views
How to create a openvpn server with port forwarding like portmap.io?
I'm currently working on exposing my NAT behind a server to the public using OpenVPN. I've successfully accomplished this by utilizing the portmap.io VPN service, which allows public users to access ...
0
votes
1
answer
413
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SNAT does not work to keep real client IP, MASQUERADE works
I have 3 hosts: AAA, BBB, CCC.
Host AAA is an OpenVPN server with IP 172.17.10.1 and mask 255.255.255.0.
Host BBB has 2 tun interfaces:
• an OpenVPN server with IP 172.16.10.1 and mask 255.255.255.0
•...
- 113
0
votes
1
answer
337
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OpenVPN on AWS (works in NAT mode but doesn't work in Routing mode)
I have a brand new VPC (10.0.0.0/16) with 3 public subnets (pointing to an IGW) and 3 private subnets (with a NAT GW in each). I have deployed an OpenVPN appliance in the public subnet and configured ...
- 496
0
votes
1
answer
788
views
OpenVPN Server in Windows Server not changing IP address
I am new to OpenVPN. I have been stuck with configuring OpenVPN Server for my Windows Server 2019 datacenter for over a week. I have also configured NAT in Routing and Remote Access and Firewall too. ...
- 111
0
votes
1
answer
861
views
How to set up OpenVPN server on Debian to route VPN traffic to the Internet
I am setting up an OpenVPN server on Debian.
I have the server configured, and clients can connect - they are assigned IP addresses in the 10.11.22.0/24 range.
I have the following in my server.conf ...
- 171
0
votes
0
answers
200
views
How to share VPN network access
I have got this setup with two LANs and OpenVPN infra.
I need to share the OpenVPN connection attached to Proxmox server (10.8.0.12) to the Proxmox VMs (192.168.0,1,2,3,...).
I was trying to use linux ...
- 1
0
votes
1
answer
442
views
OpenVPN client source port keeps changing, TLS fails
This problem only happens behind certain routers/gateways and i have no control over. this is my clients connecting over public internet. what seems to be the problem is that the source PORT changes ...
- 1
0
votes
0
answers
248
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Why does my web page not load properly from behind the firewall?
I am setting up OpenVPN Access server on Ubuntu 18.04 behind a Microsoft Azure Firewall, for our developers to tunnel in and connect to their developer test environments. Having the VPN server behind ...
- 103
0
votes
2
answers
1k
views
New iptables NAT produces Error 400 Bad Request for Other HTTP Requests
All:
Recently, I added several new iptables (RE: code snippet below) rules to route traffic through my VPN (0x1000/0x1000) for a specific destination (172.67.168.48) over port 443. The new rules NAT ...
0
votes
2
answers
9k
views
How can I setup NAT on my OpenVPN Server for the client?
I have created a VM instance in Oracle Cloud to use as my OpenVPN server. I am able to connect my client (Android phone) with the server but not able to access the internet.
It seems to me that the ...
- 101
0
votes
1
answer
238
views
wishing to allow access to one internet site only via openvpn
we have openvpn at work. it allows connection in and around the network with no issues at all. we've chosen not to push the default gateway so the staff connect use their own gateways to get internet. ...
1
vote
1
answer
979
views
iptables forward traffic coming from openvpn tunnel to lan
Below is the network topology:
------------------------ 123.45.67.89 (WAN) ----------------------
| pfSense |-------------------------| Public client |
------------------------ ...
- 121
0
votes
1
answer
1k
views
NATing w/ iptables + OpenVPN without impacting the host
I’m looking to leverage a Linux device as a default gateway, routing off-host traffic over an OpenVPN connection without impacting the hosts route the internet. I don’t want traffic for the host to ...
- 105
0
votes
1
answer
210
views
NAT happens before routing
I am currently building a private cloud cluster using Proxmox. My cluster contains a head node and two compute nodes.
My head node hosts a NAT server and openvpn server, and three NICs: one for ...
- 1