Questions tagged [gateway]

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48 views

How to recover a network device with a static IP and a bad gateway?

Long story short, I made a silly mistake. I had setup my QNAP NAS to use the IP address 192.168.1.1/24 and 192.168.1.254 as the default gateway. Using the web configuration interface, I then changed ...
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24 views

Make ambassador edge stack intercept CORS preflight requests

Been struggling to make ambassador edge stack deployment to intercept pre flight requests on our kubernetes cluster. What we want to achieve is OPTIONS request -> Ambassador -> Reply to this OPTIONS ...
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1answer
25 views

Configure a web server with two gateways

I have two routers: Router 1 and Router 2 both connected to the internet. A desktop computer (lets name webserver) serving some websites is connected to both routers. Router 1 through WiFi and Router ...
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Docker routes packets the right way - I don't like it

I'm running a dns-typey service inside a docker container on a host with 2+ interfaces-address (different ips but same device ~ eth0:x). One of those is of course the default gw ( let's give it the ...
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Can't reach non default (second) interface (that is not used as default gateway) when ip source address spoofing on Meraki MX84 is enabled

I ran into a network issue struggeling with IP source address spoofing protection. Please see that part of the setup: Client A: (One network interface) IP: 10.10.230.26 (VLAN 230), Gateway: 10.10....
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source based routing on windows server 2016

I have a windows server with two NIC cards connected to two different networks. NIC 1: IP: 192.168.1.50 Gateway: 192.168.1.1 Internet Service Running: Webservice1 NIC 2: IP: 172.26.15....
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2answers
49 views

Home modem/router IP address middle of DHCP pool? [closed]

I have a home modem/router/gateway. To make it less findable with hard-coded bad-actor scripts running inside my network, I wanted to put the modem/gateway IP address in the middle of the DHCP pool of ...
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1answer
819 views

Routing via gateway to another subnet - firewall builder

the question is very similar to the one posted here: Routing via gateway to another subnet My question is about the correct routing / iptable settings for the following network topology, which ...
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0answers
14 views

Replacing WSO2 Gateway+Identity Server with Azure managed offerings?

In terms of application security, today my infra works like this: New web api gets deployed on production Security Team goes to the API Manager and creates a new API, using the swagger of the code ...
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17 views

Vpn gateway for multisite to multisite tunneling

Initially I have a simplest server to clients side VPn tunneling as below. I used simple Openvpn server and Client side architechture. Now the situation is there are multiple server side and ...
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0answers
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Linux gateway is forwarding traffic to its own gateway when tunnel down

I have a linux box (192.168.1.2) that connects to a VPN creating a tunnel. This box has a 192.168.1.1 gateway which is my router's internal address. The rest of my network has 192.168.1.2 (...
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Is it possible to deploy NAT64 gateway on shared IP vServer?

Is it possible to setup a NAT64 gateway (e.g. Jool, WrapSix) on a vServer which has a shared IPv4 address (192.100.100.100:20000-20020)* and normal IPv6 address? *The vServer's IPv4 address consists ...
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131 views

Your computer can't connect to the Remote Desktop Gateway server. Contact your network administrator for assistance

I'm experiencing weird failure when trying to connect the remote gateway server. The server is 2016 version. And all the other clients have no issue. But the clients from one company are weird. If ...
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1answer
42 views

How to create an email gateway with two email server as backend email server

I know we can use Nginx as a reverse proxy to forward traffics to multiple upstream server. Now I want to know how can I get such thing for email? I want to have an email gateway or email proxy to ...
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53 views

Does the TLS Cert need to match SNI (server_name)/Host header?

The apache webserver uses Server Name Indication (SNI) to determine the virtual host (vhost) and with that the Transport Layer Security (TLS) certificate to respond to the TLS handshake. Is the ...
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1answer
30 views

Gateway failover

I have an Ubuntu server acting as a gateway for inbound internet connections. This server shut down unexpectedly because of overheating and lost all internet connections during business hours. How can ...
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3answers
63 views

Whitelisting my home router on corporate servers? [closed]

I need to access my corporate server (which is restricted) from my home. Corporate Admin is asking for Gateway IP of my home network so that they can whitelist my Home network. Basically, All my ...
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1answer
93 views

Istio components are not getting installed on a private GKE cluster

I'm trying to install Istio on a private GKE cluster. I have downloaded the version 1.4.3 of Istio and then applied the default profile. But not all the components are getting installed from the ...
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Azure VNets Inherit/Share Gateway Subnets?

I have VNetA being used in my environment - along with a webapp, webjob and 2 VM's in subscription A. I tried to setup VNet Integration for the webapp but I can't because my VNet is missing a gateway ...
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70 views

Enable Azure Web App VNet Integration w/ Peered VNet

This is for a client project - I have a standard web app, webjob and two VM's in VNetA. I need the webapp and its webjob to read data on a specific port on one of the VM's. I tried to setup VNet ...
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25 views

Connected Linux VPNClient as Gateway for other devices

I followed this tutorial https://support.hidemyass.com/hc/en-us/articles/202721486-Using-Linux-Virtual-Machine-instead-of-a-router-for-VPN. I set on a test client the default gw to the connected ...
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1answer
114 views

Workaround for site-to-site Azure VPN Gateway tunnel with conflicting IP ranges

We have site-to-site VPN connections using Azure VPN Gateway and various on-prem network appliances at respective client locations. We are trying to on-board a new connection, but have an IP range ...
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1answer
40 views

networking issue about virtual machine as gateway on vSphere esxi

I have configured ESXi environment as below. plus i use ESXi with vCenter 6.7. And the type of virtual switches is standard virtual switch. Baremetal host - vSwitch0(uplink-ESXi nic0) - Gateway VM - ...
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1answer
81 views

Differences between gateway and reverse proxy server with example in Ngnix?

https://en.wikipedia.org/wiki/Proxy_server#Types_of_proxy_servers says A proxy server may reside on the user's local computer, or at any point between the user's computer and destination servers ...
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25 views

Why does Kong use netcat?

There is a Kong gateway for a few microservices. When I see the htop on Kong server, there is a nc -wl -u kong-hf.mashape.com [port] which uses 100% CPU of one core all the time. And this slowly ...
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64 views

Cloudflare Load Balancer to AWS Application Load Balancer to Spring Cloud Gateway

I'm trying to build a pretty large microservices infrastructure with Amazon, Spring Cloud Gateway and Eureka. I am wondering, would it be something well done if we get Cloudflare Load Balancer to ...
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45 views

Configure VPN Gateway on Ubuntu VM

First of all, my understanding on the subject is very limited. Im trying to use an Ubuntu VM as a VPN Gateway for my other devices on the same network. The VPN uses the Cisco Anyconnect VPN Client. ...
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1answer
383 views

Possible the connect OpenVPN and AWS Transit Gateway

I have setup a Transit Gateway and a Site-to-Site VPN connection from our on-prem to our AWS accounts. It is working like a charm. We have remote users working at home who need remote connection to ...
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1answer
38 views

How to route a file to specific gateway?

I have Windows 8.1 Enterprise I am connected to two internet connections on my PC with this gateways: 192.168.1.1 = my isp gateway 192.168.43.1 = my mobile usb tethering gateway Now I want ...
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2answers
461 views

DMZ over OpenVPN

I'm setting up an OpenVPN server. I want it to redirect any incoming connection (except for ports 22 (ssh) and 1194 (the VPN server itself)) to a client connected to the VPN. The VPN server will live ...
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1answer
38 views

How to connect subnet on second NIC to internet

I tried googling for a while, but I can't put my problem to a good search query so I can't find an answer for what I'm trying to do. Here we go: I have 3 PCs that I'm trying to connect with my own ...
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0answers
113 views

I fail to configure Pf of OpenBSD gateway

I have an OpenBSD server that I want to use as a gateway. OBSD server has the following interfaces - em5 (130...** ext.IP with internet connectivity) em0 (internal IP - 172.16.0.0/17) My default ...
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1answer
513 views

Routing and DHCP on Switch (tp-link T1600G-28TS)

i wanted to set up a "smart" switch (tp-link T1600G-28TS) for creating my own subnet with its own DHCP. I get internet through a single Ethernet-Jack. Behind this ethernet jack is a gateway. The IPs ...
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40 views

Dual Nic Failover and Vrrp Gateway

I really hope someone can help me here. I have the following Setup: 2 Routers exposing a Routed Gateway Ip 192.168.1.1 via vrrp 1 Server connected to each via a single cable Schematically it looks ...
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0answers
706 views

DD-WRT Router with two wireguard tunnels, gateway and server

I am trying to setup my DD-WRT Router to act as a Wireguard-VPN Server, reachable from outside and at the same time as a Wireguard-VPN Gateway for my network via two separate tunnels. I managed to ...
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2answers
1k views

CentOS7: Multiple Interfaces, default route

[First post here...] Hello everyone, I have a CentOS 7 box which is supposed to become a node of a ganeti-cluster. It has 4 interfaces: eno1, eno2 - on the mainboard ens23s0f0, ens23s0f1 - a ...
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24 views

Proxmox: Adding a second redundant/backup gateway

I am running a physical device with two containers in it, each running a live service. I am moving this server to a different location within the datacenter and want to reduce downtime. The device ...
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1answer
152 views

Dante on multiple gateways in subnet

I have two gateways in my subnet. 192.168.1.2 - main 192.168.1.1 - secondary (yeah that's not a mistake) So I am using 192.168.1.2 everywhere as default route Is it possible to configure danted so ...
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0answers
23 views

how can I remove a persistent gateway address in a server?

I'm running a server with multiple NICs, Nic 1 is only for internal use so I assigned 10.1.1.10 and the mask 255.255.255.0 with no gateway Nic 2 has 10.1.2.10 with mask 255.255.255.0 and the gateway ...
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0answers
34 views

Network setup - access services via port

I have the following network setup: Gateway/proxy and firewall box with Firehol installed 10.xx.xx.xx - Ubuntu internal server behind the gateway 192.xx.xx.xx - Ubuntu All traffic is routed ...
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1answer
345 views

Router disappearing from route table (Linux)

I'm running SLES 12 SP3 in a production environment. There are several interfaces configured on two separate networks. Things are working fine for a while(days at a time) and for no apparent reason, 1 ...
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1answer
225 views

Possible to have multiple gateways on a CentOS 7 server with one interface?

I have a CentOS 7 VM that has a single interface that needs to reach a set of destination IP addresses. There are two gateway routing devices that can reach this set of IPs in different ways (one via ...
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1answer
1k views

Route propagation from virtual private gateway in AWS

I stumbled upon understanding of the idea of the route propagation in AWS. It is said in the documentation: Route propagation allows a virtual private gateway to automatically propagate routes to ...
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0answers
41 views

Azure AppGateway stops handling/routing connections after some time

We have an Azure AppGateway set up that routes traffic to 3 of our application nodes. Recently, the App Gateway has started encountering an issue where it just stops working after a few hours - ...
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70 views

How to forward traffic with a router from subnet

To setup wlan in an office environment I want the Wifi-Users to be in a different subnet than the office clients. I need help with the router-settings. The Setup I want Office: 192.168.178.0/24 | ...
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1answer
815 views

Routing via gateway to another subnet

Unfortunately I have very little practice with routing in linux and also I was not able to properly phrase my issue for a search. So I will explain the issue here. In the picture below you see the ...
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1answer
254 views

Ubuntu: Multiple interfaces, one lan only

I have 2 interfaces: wlan0: Connected to normal network with DHCP (has internet) eth0: Connected to LAN only. Used for PXE boot and NFS The network-manager service is not installed on this machine. ...
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2answers
230 views

Routing between different LAN subnets with different LAN GW

I have a little stupid question, but i'm really stucked. We have two pfsense in different location. In first location we have LAN net 10.200.1.0/24 with gateway 10.200.1.1. In second location we have ...
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2answers
409 views

Two different Gateways in one subnet, Client only has a standard gateway

following situation: Subnet A: 192.168.0.0/24 Subnet B: 10.1.1.0/24 Standard GW (Router) in Subnet A: 192.168.0.254 GW leading to subnet 10.1.1.0/24: 192.168.0.100 I want to send traffic from a ...
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2answers
941 views

“No route to host” until “ping” or “route”

I have two computers in one WiFi network: A - client B - server Sometimes (once in ten times) after B reboot I am unable to ssh from A to B: $ ssh 192.168.201.128 ssh: connect to host 192.168.201....

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