All Questions
293
questions
0
votes
0
answers
24
views
Wireguard share LAN hosts
I the following setup (picture)
I have wg connection between my home router (as client) and Linode VPS (as server). I want to access LAN hosts from Android phone (connects as wg client to VPS). All ...
- 101
0
votes
1
answer
10
views
Inquiry on how to set up the bypass function through 2 lan ports in a pc
I have 2 LAN ports on the server (eth0, eth1). I want to export the packet that came from eth0 to eth1. Additionally, I want to make it work in the opposite direction at the same time.
Is it possible?
1
vote
0
answers
44
views
NAT router with private IP towards ISP and public IP on the second interface, localhost traffic problem
I need help with the following network and router. Under emergency conditions, I received the following network. The router (Ubuntu) has two interfaces and a DNS function. The private address on the ...
- 11
0
votes
0
answers
48
views
Firewalld (nftables) SNAT problem
so my setup is following:
A:
PrivIP: 172.16.1.1
PublicIP: 212.1.2.3
B:
PrivIP: 10.123.0.1 (Interface: dummyip, dont ask why I named it like that)
PublicIP: 213.1.2.3 (Interface: eth0)
They both are ...
- 1
0
votes
0
answers
42
views
Flow of marked packets in Linux network stack
Summary:
My question is regarding the flow of marked packets in the network stack.
Here is what i have done:
I have marked packets in the mangle table using the OUTPUT chain.
I have also added a tun ...
- 1
0
votes
1
answer
42
views
Route all TCP traffic from port to another host:port
I have a wireguard config, creating a VPN between a remote server (10.0.1.1) and my local machine (10.0.1.2), so that the server can reach the local machine and vice versa.
I'd like the server to ...
- 145
0
votes
0
answers
25
views
How does IP Masquerading send packages back to the original device on inbound connections?
I established a WireGuard Point-to-Site connection following this Tutorial: https://www.procustodibus.com/blog/2020/11/wireguard-point-to-site-config/#configure-routing-on-host-b
The connection itself ...
- 1
0
votes
1
answer
77
views
Forwarding REST API requests and responses using iptables
I want a linux node that I own to be the 'router' -so to speak- for certain packages, REST API packages to be precise.
The whole situation is this, I have made a web-ui program, this program will be a ...
0
votes
0
answers
27
views
iptables static routing simple entry (ddwrt)
Im trying to add a policy-based routing entry to my dd-wrt router, the router is in Router mode, not Gateway mode (using my own Ipv4 block)
bsaically I wish to redirect traffic to a different gateway ...
- 199
1
vote
1
answer
38
views
Route all traffic via VPN except SSH (for using an SSH tunnel)
Hi I need to create the following configuration:
I have a VM where I've set up a PPTP connection
pty "pptp x.x.x.x --nolaunchpppd"
name username
password password
remotename PPTP
require-...
0
votes
1
answer
33
views
iptables: Reroute incoming TCP traffic on port to IP inside VPN network
I have a remote server with an open port. This server is connected to a VPN network. My local computer is also connected to this VPN network. So, the two computers can communicate.
What I'd like to do ...
- 145
1
vote
1
answer
150
views
Two different wireguard tunnels wg0 and wg1 via wlan0 and eth0 to the same wan ip
I have following config:
two interfaces eth0 connected via ISP1 and wlan0 connected via ISP2 to the internet. Both connections have different IP addresses and allow internet connectivity.
I setup two ...
- 113
0
votes
0
answers
40
views
Issue understanding iptables (they do the opposite I was expecting)
I have a wireguard intergafce wg1 where I call PostUp = /etc/wireguard/postup.sh. My postup.sh looks like this:
WIREGUARD_INTERFACE=wg1
WIREGUARD_LAN=10.0.0.0/24
MASQUERADE_INTERFACE=eth0
CHAIN_NAME=...
- 1
0
votes
1
answer
112
views
Outgoing docker packets not respecting routing rules
I have a private docker host (A) connected via a Wireguard tunnel to a public "router" in a cloud environment (B).
Wireguard:
(Docker Container)
eth0 172.17.0.2
|
docker0 172.17.0.1
(A) eth0 ...
- 103
0
votes
1
answer
70
views
Destination Host Unreachable to host on LAN after some time
I have internal network with the following setup:
router - 192.168.1.1 - that is running dd-wrt
rasberrypi - 192.168.1.190 (rp1.local) - that is running Rasberry Pi OS
notebook - 192.168.1.185 - that ...
- 101