Questions tagged [port-forwarding]

port-forwarding on firewall or via SSH

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Minecraft Server Not Accessible After Upgrading to Fiber Optic [closed]

Just recently we were upgraded to fiber optic with our service provider optimum. We use an eero router, & so our network stayed pretty much the same. Despite unlocking the port for the minecraft ...
Wayyllon's user avatar
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1 answer
90 views

OpenSSH server limit local forwarding to only unix sockets

Problem: Limit SSH -L forwarding only to unix sockets SSH server S is a shared server inside a private network used by several users. Use-case: for each user I create a local unix socket to use to ...
ph4r05's user avatar
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Virtualbox NAT configuration for HTTP port forwarding [migrated]

Hi I'm successfully installed Ubuntu server on virtualbox in macOS. Now, I want to access the ubuntu localhost either 0.0.0.0:8000 or 127.0.0.1:8080 in my host operating system. I configured NAT port ...
AppNameExMin's user avatar
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Proxmox, iptables connection refused on port 443 from different nodes if forward to LoadBalancer

having some problems with port forwarding on dedicated machine running Proxmox. I have create an LXC-Container for LoadBalancing and forward all incomming request on port 80 and 443 to it. If I am ...
xtrose Media Studio's user avatar
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Self hosted domain does not respond from local network [migrated]

I have a self hosted website with domain example.com I have a static public IP on my router and I port forward (80 and 443) from the router to my server, passing through a nginx reverse proxy. If I ...
Ben Quan's user avatar
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Port forwarding to podman container not working

I want to serve port 8000 from a podman container to the LAN using port 8009. The container is run using podman-compose, which translates to the following command: podman create --name=pihole-...
arielnmz's user avatar
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VM behind nat on Proxmox cannot reach port from internal network

The issue is that I am able to reach port 25 from outside (public internet) to the specific machine in the local network behind NAT, but cannot reach to port 25 on public machine e.g. hotmail-com.olc....
EAK TEAM's user avatar
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Kasten k10 dashboard 504 error

I Have installed the Kasten k10 on AWS k8, trying to access the dashboard from service port forward. Dashboard has an network error with error logs on dashboard-svc pod and Gateway pod. Below are the ...
Uday Sriramadas's user avatar
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Issue moving Ubuntu/Apache webserver from Comcast to AT&T router

I've hosted a simple Ubuntu web server for years on port 443 via a Comcast router with port forwarding enabled without issue. I now have to change to AT&T, the router they provided is a BGW320, ...
PortForwardingQuestion's user avatar
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LTE Mikrotik NAT not works

I've and LTE Mikrotik HRBwAPGR-5HacD2HnD and QNAP NAS server. My need was to route trafic to QNAP server (192.168.88.102) from internet(using DDNS and so on) but not able to perform it, maybe I'm ...
Victor  EStalin's user avatar
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Routing webserver access between LAN and VLAN

I have a LAN set up with IPs 10.0.0.X and a VLAN with 10.147.18.X (Zerotier) and I have a webserver (Plex) that is accessible within the VLAN. I have a ubuntu 22.04 pc connected directly to the LAN ...
Bill's user avatar
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How does real server, direct return server (DRS), reply to client if a load balancer (LB) uses port address translation (PAT)?

Direct Return Server overview: The DRS allows real servers to directly reply to a client without going through load balancer (LB). The LB ip (VIP) is configured as a loopback (localhost) ip for the ...
Tom's user avatar
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Using two asymmetric uplinks

My current network topology is: Fact Firewall (I tested with OPNsense and IPFire, but I'm open to further suggestions) and the whole "ORANGE/DMZ" stuff are actually VMs/containers in a ...
ZioByte's user avatar
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Looping forwarded and locally originating connections through port forwarding rules in firewalld

I have a Debian box running firewalld set up a as gateway NAT/router. This device has two NICS; wan --- public interface, assigned to the external firewalld zone, dynamically assigned IP address using ...
3dg3's user avatar
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Port forwarding ubuntu server - iptables

I would like assistance in connecting to a WireGuard server that is currently being censored by my ISP. To overcome this restriction, I am attempting to set up port forwarding from my VPS to the ...
cathy's user avatar
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setup up ssh connection with 3 Ubuntu machines to bypass a firewall

I have 3 machines, here are the IP addresses of each of them with their ssh port : first device IP: 192.168.1.2 second device IP" 192.168.1.3 port 22822 third device IP: 192.168.1.4 port 22 I ...
nulltogeek's user avatar
1 vote
2 answers
312 views

How to Configure Domain-Specific Port Forwarding on MikroTik Router?

I have a MikroTik router set up at the entrance of our office network. I'm looking to configure it for specific domain-based port forwarding. The task seems to be rather common, but I am stuck. Here's ...
Dmitry Nikolaev's user avatar
1 vote
1 answer
221 views

Cannot access deb.debian.org from VM after port forwarding using /etc/libvirt/hooks/qemu

Setup On host server with Debian Bookworm I created two VM-s (pserver 192.168.122.227 and pagent-1 192.168.122.126) via cockpit (kvm). Both of them are running Debian Bullseye. I am using default ...
Matija Sirk's user avatar
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How to redirect an IP and port that is being listened to using iptables?

I have a server with two external IPv4 addresses. One address is essentially unused in that it doesn't appear in any DNS and I haven't employed it for anything. I want to use port 80 on it now, but ...
Kurt Fitzner's user avatar
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SSH connection to the GIT through a jump server with stdin/stdout forwarding

SSH connection to the GIT through a jump server with stdin/stdout forwardingI'm trying to establish a connection from client server (A) to the remote server (C) using an intermediate jump server (B), ...
itnelo's user avatar
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Ports open only on specific event

I've recently opened some ports (8080, 2223, 2224) to open a sftp server and a webserver-type fileserver. However I've been running into issues and haven't found a single solution since. The problem ...
SirWillz's user avatar
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1 answer
593 views

how to expose apache docker container on port 8080 rather than port 80

I have a webserver running on port 80 , however I need the site to be accessed using 172.16.21.2:8080 , regardless of what port mapping i specify it is always accessed using port 80. How can i make my ...
John Adams's user avatar
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197 views

Simple MySQL tunnel without SSL or SSH?

What I have I have a MySQL database that allows whitelisting only 2 individual IP addresses. No other access to that server except a MySQL username and password. What I need I need to connect Google ...
ᴍᴇʜᴏᴠ's user avatar
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1 answer
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Years old iptables script breaks (-o option no longer exists?)

I've had a script for a while that forwards a port through my Wireguard VPN. Recently, I tried using it and it returned: Bad argument `wg0' Try `iptables -h' or 'iptables --help' for more information. ...
jimmyLimmy's user avatar
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Allow access to local mongodb database to a different network

Is it possible to do tcp port forwarding using windows settings without having to access router settings? I am trying to give access to my local mongodb database to someone on a different network to ...
Ahnaf Ahmed's user avatar
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219 views

Portforwarding Wireguard setup

I setup wireguard on a VPS to use it as a VPN to enable portforwarding for various uses like gaming and NAS setup. I want to open port 45000, 56000 and 40000 for now. I am on Ubuntu 22.4 on 27fiber ...
shanks's user avatar
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2 votes
1 answer
657 views

ssh port forward connects to bastion instead of remote server

I am facing an issue when I try to connect to remote machine (which is behind bastion host) via ssh local port forwarding. I am looking for the connection flow: my laptop --> Bastion host --> ...
nischeruku's user avatar
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660 views

Setting Up WAN + LAN Network with pfSense in VirtualBox - Troubleshooting TCP Connection Issue

Hello, I am currently in the process of configuring a WAN + LAN network within VirtualBox using pfSense (VM) as the router in my LAN. The primary objective is to establish communication between a TCP ...
lcocozza's user avatar
2 votes
2 answers
2k views

Forwarding VPS Traffic over WireGuard

So I've been pulling my hair out for the last 24 hours to sort this out. Long-story-short, my home internet runs over a 4G Mobile network, so this means I cannot Port Forward through my main Router. I ...
Flakie's user avatar
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1 answer
175 views

Unable to connect to my server

I'm unable to connect to my own server, which has a MySQL database which I want to access. I correctly opened the 3306 port on the router and called my internet provider that confirmed so. But when I ...
Zep's user avatar
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1 answer
36 views

Ubuntu - server protection when forwarding ports via ssh

I will make a reservation, I am mediocre in Linux systems. I have several Raspbian (Client) devices that have access to the network over LTE (IP over NAT). I have my own server under Ubuntu (server). ...
MaxNTF's user avatar
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0 votes
1 answer
210 views

SSHD: Dynamic deny port forwarding

From the current ssh session on a server, what -L params did the client specify? I am trying to build a jumphost using sshd that can be used for port forwarding. The goal is to be able to get into a ...
John Oxley's user avatar
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78 views

Port forwarding with iptables prerouting not work

I have 3 server server A: 5.161.x.x server B: 193.151.x.x server C: 195.96.x.x I want to forward all traffic from server B and C to server A ,i forwarded Server B to server A with this command: ...
Aref Solaimany's user avatar
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0 answers
847 views

Wireguard Site-to-Site connection in Docker ping working but TCP not

I am quite desperate. I am trying to get my site-to-site vpn setup working, but no luck so far. Please don't judge me, I am quite new to the routing problematic. I have a VPS with a public IP 123.456....
Curo1305's user avatar
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0 answers
41 views

Internet Forwarding

I am looking for Internet Routing. Right now we have 2 offices one in Germany and One in Dubai. Everyone is connected through VPN Tunnel of the German office. The German office wants to connect to our ...
Emir's user avatar
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0 answers
316 views

Port forwarding multipass instance on windows 10 (hyper-v manager)

I'm currently using Multipass on my Windows 10 machine and I'm having trouble setting up virtual switch for my Multipass instance. I want to create a mail server and send mails over the internet. Can ...
Intelligent Softs's user avatar
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0 answers
269 views

Forward local http port to external device using firewalld on Ubuntu 23.04

I have an external device A that advertises a HTTP server at port 80. It is fixed at address 192.168.1.107. I can view the HTTP server at http://192.168.1.107:80 on my local network from any other ...
Ryan Friedman's user avatar
0 votes
1 answer
414 views

UDP Port Forwarding

I got 2 servers Named A and B, both are in different data centers and just have internet access. I need the incoming UDP connections to a particular port on server A to be forwarded to a specific port ...
xtg's user avatar
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1 vote
2 answers
312 views

Forward default mySQL port to a different port for outgoing traffic to a specific IP or Domain

We're using a hosted mySQL Database server which generates a port other than the default 3306, which we have no control over. We'd like to not have to make changes to our existing connection scripts ...
blueionRich's user avatar
0 votes
1 answer
30 views

Packets go out one LAN machine but do not reach another one

I have a pretty simple topology. Machine 1: ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:...
Dmitry Filin's user avatar
1 vote
1 answer
661 views

Ubuntu IPTables Port forwarding and NAT

I am coping with an issue for the past days with which I cannot get my head arround, it addresses routing. Setup and context: NetworkDiagram As depicted in the diagram below, my goal is to call the &...
Justus Fowl's user avatar
0 votes
1 answer
83 views

Redirect web server port behind VPN

Just recently started using a VPN that allows open ports above 2048. I host my own web server on port 80. I need help configuring my web server to run on a port above 2048 but get redirected to port ...
user3430818's user avatar
1 vote
2 answers
644 views

forwarding 443 to two servers using single external IP? [duplicate]

i have an exchange server in a small office, and a synology web server running the website. Iam forwarding https 443 to my exchange server from my router for owa/ecp etc with a SSL. The synology NAS ...
Tecnhnik's user avatar
0 votes
1 answer
283 views

How to forward traffic through Linux box except requests to the box itself?

I have an Ubuntu box with IP forwarding enabled and a very simple iptables configuration to allow all packets from within the LAN to be forwarded: echo 1 > /proc/sys/net/ipv4/ip_forward /sbin/...
Adam J. Kessel's user avatar
0 votes
0 answers
120 views

Port forwarding in Ubuntu VPS server, from public ip to a clients

VPS in installed Ubuntu server 20.04 and OpenVPN, I need to forward all the traffic from a specific port of the vps public ip, to the same port of a VPN client. My Ubuntu VPS ip is 107.172.142.153 And ...
Firuj Ahmed's user avatar
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0 answers
246 views

SSH port forwarding using python

I have a VPS that serves as my VPN server, and I want to use this VPS as a VPN using forwarding for my laptop which uses windows as OS. Is it possible to do so without using software like PuTTY, ...
mostafa ahmadi's user avatar
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0 answers
35 views

How private networks enable external networks in multiple network interfaces

In a dual LAN environment on the Rocky Linux OS, we've made one private network from two multi-interfaces. I want to implement the private network so that it can be connected to the Internet network ...
SW cho's user avatar
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2k views

Different port forwarding for https and wss (Websocket) using firewalld

Currently I setup port forwarding for a nodejs server such that all http requests (using tcp protocol) get redirected from port 80 to 3000, and all https requests (using tcp) get redirected from port ...
VIVEK's user avatar
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0 answers
569 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 ...
newbie2math's user avatar
0 votes
1 answer
3k views

Connect to a postgres running internally within a cluster through a kubernetes pod

I've got a kubernetes pod myapp-2390458f-kfjgd I can get access to with kubectl and an instance of a PostgreSQL that can be accessed from within the kubernetes cluster by the name mypos.tgres.com, but ...
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