Questions tagged [gateway]
The gateway tag has no usage guidance.
129
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Active directory server default gateway resolution issues
I am using a Raspberry Pi 2 running Ubuntu Server acting as an active directory domain controller with samba and kerberos etc as detailed in this video. I have three Windows 11 Professional clients ...
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0
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90
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Can't add secondary gateway for secondary interface in Ubuntu 22.04
I have two interfaces and both of them have a public IP address. One of them (eth0) is primary and the other one (eth1) is secondary. I'm trying to setup it through netplan + iproute2. When I was on ...
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1
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How is my _gateway ARP entry address resetting itself to a "hardcoded" value?
I've got an ubuntu linux PC on a private 192.168.x.y LAN. It's got an IP on the 0 subnet (192.168.0.y) and is able to ping other PC's on the 0 subnet. It looked like the _gateway MAC address had been ...
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Debugging IPv6 connectivity in fresh Debian 12 installation
Context
I installed Debian 12 in my machine a couple of days ago, and since then I have been facing some issues with (outbound) IPv6 networking. From my investigation so far (having gone through ...
- 203
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56
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Centos 7 Two Gateways (virtual and VLAN) question
I could not get this working.
I have two public ip addresses . on centos 6 my setup was eth0.2 VLAN2 was DHCP from ISP 1 and eth0:1 was static ip address from ISP 2.
It worked out the box without any ...
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98
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dhcpcd deleting gateway
I'm trying to switch from DHCP to static IP by using dhcpcd.
When I switch from static to DHCP I'm configuring that eth0 (which used to have the static address) will also be the one with the DHCP ...
- 53
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1
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47
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Unable to block traffic with iptables
Router1 is gateway for another router(2).
Router1 has set 10.0.0.1/8 lan network to which router2 is attached. 10.0.0.1 is obviously the bridge ip address of lan as well as assigned gateway ip for ...
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How can I set different bandwidth limits for multiple terminals using linux tc?
How to set different speed for different terminals?
In my case:
Total bandwidth is 100Mbits/s.
No more than 100 terminals.
I want each terminal use no more than 2Mbits/s or 3Mbits/s bindwidth
I have ...
- 11
1
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209
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Why would an iptables rule for ANY proto only allow ICMP traffic?
Basically, I have a Linux box (Ubuntu Focal) configured as a gateway:
sysctl net.ipv4.ip_forward = 1 #Enable ipv4 forwarding
iptables -t nat -A POSTROUTING -o ens160 -s 192.168.1.0/24 -j MASQUERADE ...
- 117
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198
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How to setup a VM Gateway like Whonix but for a generic VPN
I created a linux VM with 3 interfaces: a NAT interface for internet access (eth0 with ip in this range 192.168.84.0/24), a Host-only interface for communication with other VMs (eth1 with ip 192.168....
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1
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304
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Using ssh reverse tunnel as gateway to reach machine under NAT
I'd like to reach a machine under a network with NAT and without port forwarding.
The machine "closed" behind the no-port-forwarding NAT is called RaspberryB.
This machine create a reverse ...
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28
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Does DHCP on dd-wrt support the absence of the default route?
I have one reason to flash dd-wrt onto my router (rt-ac66u), which is to be able to not assign any default route via DHCP. The stock firmware doesn't seem to be able to do this.
Dd-wrt appears to be ...
- 511
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67
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Change tap device gateway
I have vps server, install softether on it , softether use tap device name tap_se with
subnet 192.168.24.0/21 netmask 255.255.248.0 broadcast 192.168.31.259,
clients connect with openvpn or l2tp to ...
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77
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API service on port 8080 is not responding to KONG Container on same machine
I am using Kong Gateway to proxy requests to API services.
The Kong gatway is running in a container on the same machine but seems that it cannot access to the API service (504 ERROR bad gateway). Is ...
1
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1
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163
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How to automatically select the interface as the default gateway based on internet connectivity?
I have two interfaces (one wired and one wireless) where both gets their IP via dhcp and any of them might or might not have an internet connection.
I need to create a fallback mechanism that prefers ...
- 2,271
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848
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Route all traffic from one interface (default gateway) through OpenVPN / tun0 - policy based routing, dependent on source address/interface
I have a Debian Linux VPN router myvpnserver with 2 interfaces, eno1 and eno2:
eno1 is connected to a LAN and an internet router. On this interface with static IP address, myvpnserver has its default ...
- 135
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1
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345
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How to setup gateway on second DHCP server?
I need to add a static route to my internet service provider's router. Unfortunately, this router does not provide such a modification option for an end-user.
The reason I need the static route is so ...
- 439
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58
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IPforwarding for gateway not allowing certain software installs
I have a pi gateway I ultimately want to use as a VPN gateway but I'm having some issues with it being a normal gateway right now... Currently my set up is the following:
Laptop > (eth1 169.254.169....
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2
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506
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How to override isc-dhcpd option in child group, to hide default gateway
Given the below configuration, how can I undo the routers option for the inner group so that certain machines don't get told what the default gateway is from the outer group?
group {
# A bunch of ...
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640
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firewalld: forward traffic as a wireguard VPN gateway
I have setup a pi running Pi OS 11 as a VPN gateway for my local network using Wireguard & Nftables, that all works fine.
However, I wish to switch over to firewalld to be compatible with docker ...
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1
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1k
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How to specify gateway address for static IP in OpenWRT /etc/config/network
I see the following example for static IP config:
config interface 'lan'
option type 'bridge'
option ifname 'eth0.1'
option proto 'static'
option netmask '255.255.255.0'...
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1
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306
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Unexpected Route Selection
I'm running BGP using FRR on Debian Linux on several machines. My question might end up having to do with something in the FRR/BGP configuration but I'm trying to understand at a more basic level why ...
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639
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Is it possible to set different default gateways on a per-application basis?
Suppose I have a machine on a network with two different valid, working gateways. Let's call 10.0.0.1 the "normal" gateway to the internet as supplied by an ISP and 10.0.0.2 a standalone VPN ...
- 364
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340
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iptables Forwarding and port blocking
I have created the following Network in Virtual Box:
Linux Internal PC with 1 Static IP: 10.10.10.2
Linux Gateway/Firewall with 2 Static IP's and 1 NAT: 10.10.10.3 | 11.11.11.2 | NAT Network Card
...
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0
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109
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Ubuntu server to act as API gateway
A service provider requires that all HTTPS calls to its API come from a IP whitelist, this can be a problem when you're hosted in cloud.
So I would like to setup an existing Linux (Ubuntu) Server, ...
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1
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214
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How does ping command work internally
I have Ubuntu 18.04 and two network interfaces (eth0 & wlan0) attached to it. So, I have effectively two LAN's (say LAN1 and LAN2)
When I fire a ping command simply like ping followed by some IPv4/...
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1k
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How do I correctly set up a Linux VM as a gateway to route all traffic through a Wireguard VPN connection?
I have been banging my head against the wall for a couple of weeks trying to figure out how to set up a Linux VM on a Mac to act both as a NordVPN client and a gateway/router to forward all traffic ...
- 101
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70
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Jetson Nano Picocluster not accessible from network
I recently received a Picocluster with five Jetson Nano boards running MicroK8S. The cluster has a built in switch, which I know works as I can route my own network traffic through it just fine. All ...
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1
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1k
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How to fix routing for Wireguard VPN Gateway
I am desperately trying to get my Wireguard-VPN-Setup up and running as my Internet Connection has been switched to IPV6 (DS-lite).
My Setup(raw):
NetCup VPS (acting as IPv4 contact point for my ...
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1
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973
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Port forwarding does not work using different gateway
Let me try to explain my home network setup:
┌────────────────────┐
│ Internet │
│ Public IP: 1.2.3.4 │
└──────────┬─────────┘
│
...
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483
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firewalld port forwarding breaks outbound traffic on that port
I'm using a Linux computer as a gateway/firewall between the wider network and a few servers.
WAN -> [ 192.x | GATEWAY (Linux) | 10.x ] -> [ 10.0.0.100 | SERVER (Linux) ]
This configuration ...
- 279
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1
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78
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Isn't the gateway statement supposed to work for a subnet?
I'm using the following /etc/network/interfaces configuration on a Debian machine:
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 10.0.0.5/24
gateway 10.0.0.1
auto eth1
...
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1k
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Network is unreachable, destination host unreachable
I give up at this point. I've been at this for hours. I've installed Gentoo onto VirtualBox and somehow, I don't know how, I broke my internet connection, and as it happens to be, I don't have dhcpcd ...
- 101
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33
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Two networks of type C on one interface
i need some help configuring routes.
This is the situation:
I have one ISP who is providing me with two /27 networks.
ISP_NET1 -> 40.40.40.32/27 (ISP GATEWAY 40.40.40.33)
ISP_NET2 -> 40.40.50.32/...
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1
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295
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Whonix custom workstation: Is it possible to automaticly detect whonix gateway?
I use Whonix downloaded gateway and custom OS as Whonix workstation (in VirtualBox).
To connect the workstation to the gateway I need to manually set Address, Mask and Gateway to 10.152.152.10, 255....
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1
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52
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What is the best way to store gateway information on redhat system
I have herd 3 different ways to store gateway information on redhat system
/etc/sysconfig/network
/etc/sysconfig/static-routes
/etc/sysconfig/network-scripts/route- files
I am not aware of ...
- 193
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203
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OpenVPN client as a gateway: Ping from server to client works, but gateway does'nt
I have a working OpenVPN server up and running on an OpenWRT router, and want to use an OpenVPN client as a gateway for some local machines that are connected to my router.
What i have done / What ...
1
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1
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3k
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NetworkManager doesn't change the metric of the default gateway immediately
I'm using the commands found in one of the answers to this question : How can I make changes to the network routing metric permanently
Before, I change the metric of the PPP0 device (3G UBlox modem) :
...
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1
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Use the internet access of another network interface when the main one is down
I have an embedded system running Ubuntu 18.04 LTS that has a 3G modem and an Ethernet interface (eth0).
Both of these interfaces have access to Internet.
When the internet is unavailable on the ...
- 141
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95
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Can I run a virtual machine or like a linux shell in a webapp/website or host it on a webserver?
I asked this question before and I am going to refine it so I can get a better answer.
I am planning to make a java webapp and I want to add a feature to it which is what I need help with.
I want to ...
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How to use gateway with multiple lan
I try to create 3 LAN with different range on same gateway but I have a conflict in the dhcpd, can you help me to resolve my problem please ?
subnet 192.168.42.0 netmask 255.255.255.0{
range 192....
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1
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55
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Forwarding incoming ports to another private IP on my existing setup, IPTABLES
On my Debian 8 gateway:
I want to forward incoming port 9000 to 192.168.4.10:3389 and incoming 9001 port to 192.168.4.11:3389.
DHCP - WAN - eth0 -----> eth2 - LAN - 192.168.4.1
I am using rules.v4 ...
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0
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1k
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How do I best setup Directory Services in a Linux-only environment (Ubuntu Server 20.04.01)?
SITUATION:
I am setting up a Linux only environment, (two, maybe; SOHO and home system), where I am quite certain that their will be no Windows machines taking part in domain services, (short of ...
2
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1
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2k
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using netplan to create a gateway
I am trying to use netplan to set up a gateway. Here are some details of what I have set up:
I'm running 20.04
I have 5 NICs (enp5s0, enp4s0f1, enp4s0f0, enp3s0f1, enp3s0f0)
The enp4* and enp3* ...
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811
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OpenVPN Change ROUTE_GATEWAY after the IP of the gateway interface changed
The server had 192.168.56.9 in before and changed to 192.168.56.10, but the ROUTE_GATEWAY is still on the old IP:
$ openvpn --show-gateway
Sat Apr 18 13:18:54 2020 ROUTE_GATEWAY 192.168.56.9/255.255....
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946
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SSH connection issue with failover gateway
I have a system which can be accessed via SSH and HTTP. The system have two interfaces (eth0, eth1), and is working with Slackware 14.1.
eth0 : 192.168.1.99, LTE Ethernet Gateway/Modem
eth1 : 172.16....
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1
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607
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Setup routing on Ubuntu machine to ping between vlans
I am using KSZ8895MQ micrel which is a L2 managed switch with VLAN configuration connected to micro controller. OS is Lubuntu with DHCP server configured.
I am able to get the different VLAN on the ...
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1
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5k
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How to have two different gateways on two different bridges in Proxmox VE
We have two different network interfaces eno1 and eno2 (eno3 and eno4 are not connected) and we have one bridge vmbr0 we want to add another bridge vmbr1 and we want to set two different gateways on ...
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10k
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How to blindly forward all packets from one interface to another?
I would like to forward all L3 packets received on eth0 to another interface lets call m0 (m0 is a custom interface tied into custom hardware with a distinct L2 framing mechanism) as well as the ...
- 80
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5k
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Can't ping default gateway on ubuntu 18.0
I can't ping my default gateway on ubuntu 18.04.
Below are the output of my settings:
ifconfig
enp12s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 172.30.149.90 netmask ...
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