Questions tagged [ip-routing]
The ip-routing tag has no usage guidance.
286
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AWS SSM failing after implementing IP route over one interface
I have a EC2 instance in an autoscaling group that I add an extra network interface (ENI) to because I want it to have a static private IP address (By all means if someone has a tip to do this in a ...
- 111
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40
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Route all traffic **except return traffic** through NAT Gateway
I am fidgeting with NAT Gateways and netplan.
I need all traffic that was initiated by the machine, so to say, to go though the nat gateway, and all return traffic in response to inbound requests to ...
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1
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178
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How to setup routing to the tun interface from an interface that is receiving tagged frames
I am configuring a Raspberry Pi to route traffic from a specific VLAN through a VPN, but I am encountering routing issues. Here’s an overview of my setup and the problems I'm facing:
Setup:
Raspberry ...
- 21
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2
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614
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Unable to access Url from Internet through WireGuard VPN tunnel
I am trying to access a router settings web page from Internet.
I have setup a WireGuard VPN on AWS EC2. The handshake between the router and the WireGuard server looks good, but I am not able to ...
- 3
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90
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Reply on same interface from which the request came?
Virtual machine with two network interfaces. Both interfaces have a default gateway. One is connected to the Intranet. The other is connected to the Internet.
...
- 41
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169
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SNAT and DNAT port forwarding to a linked subnet
I am having some issues with the classic problem of DNAT/SNAT port forwarding, with the added complexity of multiple networks and subnets being involved. I want to forward a port from a VPS server of ...
- 199
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53
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How to route traffic from private LAN to specific public remote host via alternate gateway?
Overview
I am trying to deal with the following scenario:
+------+ (Internet) 50.a.b.c +---------+
| edge + eth0 <-----------------------------> + outpost |
+--+---+ 25.u.v.w ...
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257
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converting ip to netplan
I'm trying to convert a set of ip commands to a netplan configuration. I haven't had any luck so far, and I'm not sure why.
My script for creating the bridge is:
# Create the bridge
ip link add name ...
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-1
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1
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53
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whitelisted VLANs with L3 Managed Switch routing
I have a basic setup for self-learning purposes. I'm a developer but trying to also understand the other side of IT managing networks.
I mean learning case I have a single managed L3 switch. To it are ...
- 101
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96
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Windows can't reach IP host through two routes
Problem: Windows 10 can't reach an IP host behind two routers, where the path is specified in static routes.
Windows has the following setup:
Windows Host (192.168.3.1/24 for the local LAN with ...
- 111
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184
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Behavior of longest prefix matching in Windows routing
Description
I face a scenario in which longest prefix matching does not occur.
Setup
On my lab machine, I have a virtual nic VMnet11 (VMWare) with the ip address 181.0.0.10/8.
I have a physical nic ...
- 139
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195
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Does anyone know of a program or script to show which route is being used for an IP address?
In Windows (say Windows 10), I'd like to put in an address, and then the relevant line from the routing table is shown (if any). So, pretend you are pinging an address and the computer processes the ...
- 425
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1
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130
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How to route an IP address?
I am trying to route an IP address (camera sensor) to an edge server through a 5G network. The camera sensor is connected to a 5G Modem. The camera IP address is 10.45.3.1, the 5G link IP address is ...
- 31
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4k
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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 ...
- 141
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246
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How to use DSR load balnce from two different network?
I have a server (A) which clients connect to it throw internet and its ip is 195.45.10.2 it route trafic to server (B) and its ip is 85.10 20.2 . So now I want to use some thing like dsr to let server ...
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739
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Linux: Automatically remove routing reference when next-hop is unreachable
I'm setting up the routing for my site-to-site wireguard VPN. Everything seems to be working fine but I have noticed that if a remote destination (next-hop) becomes unreachable the Linux kernel doesn'...
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1
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417
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Wireguard custom routes lost after suspend
I am running wireguard client on Ubuntu 22.04 from a Lenovo laptop using a WiFi connection, to connect to my home network. The configuration leads all traffic through my home network and it all works ...
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1
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204
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Injected packets using libPCAP library is not seen from python socket sniffer and netcat
I am using libpcap to transmit packets between two VETH pairs {veth1, veth1peer} and {veth2, veth2peer} and using each others peer to inject packets upwards to veth1 or veth2 and disabled "rp-...
0
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1
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496
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Use a virtual Network in PFsense to redirect packages to device in another network
I'm using PFsense and i have this situation:
Network Example
I have a Pfsens already connected with "Site1" through OpenVPN. I can acess the "Device" normally in Pfsense network.
...
3
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1
answer
994
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WireGuard over udp2raw routing issues for the tcp port on server
I have successfully made a connection to wireguard through TCP using udp2raw.
The abstract is:
My local MAC Server Via TCP Wireguard On the Server
127.0.0.1:3333 (UDP) <-...
- 183
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1
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768
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Using a External VPS server to act as a firewall / proxy server for a locally hosted server
TL;DR I am trying to use one of my linode servers as firewall / proxy server for a locally hosted game server (using 28015 udp and 28082 tcp) so that the ip of the locally hosted server is not exposed ...
- 11
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289
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Server with multiple public IPs - pointopoint configuration, bridge, KVM
I am in the process of configuring a server at the provider Hetzner with several individual IP addresses. On the server should run later several VMs via KVM. For the configuration I have to use ...
- 472
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424
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Is is possible to use OpenVPN client as default network gateway (OpenWRT)?
Usually, when using a VPN, you can route all client traffic(s) through a VPN tunnel with a exit point on the VPN server.
Is there a reverse possibility: to organize an exit point to the WWW on the ...
- 101
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109
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Tracert hop of a L2TP vpn client shows unknown subnet
This isn't really a problem, I more than anything am trying to understand. The network I inherited and work on with another tech who built it is primarily Meraki. There are about 35 sites that ...
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695
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Route Docker outside communication through specific route
My host has 2 IP addresses. One main (management) IP and one that is used for services and whitelisted. The service IP has no gateway but goes through the gateway of the management IP.
My netplan ...
- 111
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1
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2k
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Routed IPv6 on internal bridge with virtualized OPNsense router
I'm struggling with adding IPv6 to the internal bridge of my setup, here is what I have:
┌────────────────────────────────────────────────────────────────────────────────────────────────────...
- 173
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1
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1k
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Routing traffic from a bridge to a specific interface
Fundamental question about routing in Ubuntu 20.04.
I have a baremetal setup in Hetzner which has an 11.22.33.44/32 IPV4 address along with 2a01:db8:30/64 subnet allocated to it.
enp7s0 is the ...
- 101
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244
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Firewall / Ip rule issues between two hosts via vSwitch
I have two servers in play here, one is a Qemu VM host, the other being a storage box of sorts.
They are hetzner machines, and I have them connected via a vSwitch.
Server1 vSwitch interface:
3: local@...
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52
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How to setup load balanced / fail-over route where there are multiple valid routes to the same subnet?
We have a situation where we have multiple EC2 instances each running a VPN. Both the remote VPN server and remote subnet are run by a third-party and we have no say in the way they are setup.
We don'...
- 1,801
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35
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Routing issue between linux machine
Hi I have 3 linux servers deployed on Openstack cloud on same network.
Server A -----> Server B ------> Server C
Each server private IP address range is 192.168.10.x/24.
All 3 servers are ...
