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Questions tagged [ip-routing]

281 questions
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Splitting a single fiber connection with multiple public IPs to two separate routers

We have a single WAN connection coming into our office and have 5 public IP addresses from our ISP. We have 2 separate entities underneath our main company and I want to be able to completely split them out into two separate physical…
Kyle
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Route traffic between OpenVPN networks

The goal is to have main OpenVPN server and multiple OpenVPN subnets that are reachable for main server clients. All subnets' servers are clients of the main server too. Here are configs: main server config port 1194 proto udp dev tun ca…
Anatoly Maltsev
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problems when openvpn server is not the default gateway

I'm trying to set up an openvpn server on a raspberry pi to act as an endpoint for road worrier connections but the device is sitting on the network, not as the gateway of any of the machines on the network and I suspect this is the problem. I've…
Peter Nunn
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Multiple public IPs routed via Cisco ASA to Proxmox VMs

I have a network with IP 199.221.2.136 (/29). I would like the Cisco ASA5505 [1] to work on .137 as router and use two public IPs (.138 and .139) on two VMs on a Proxmox server. Not sure how to route those public IPs to VMs via Cisco and…
Piotr
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Network behind OpenVPN client

Good day, i have a problem with OpenVPN networking. Main idea is as illustrated, remote OpenVPN server, 2 clients, MyPC and OpenWRT client with its own network with Client_1 and Client_2. I need to be able to reach Client_1 from MyPC and vice versa.…
vytsima
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Weird routing between two networks

My question seems to be quite simple, yet I can't just wrap my head around it. My setup is like this: Server running RHEL 6.4. It has two network interfaces: ib0: infiniband network (plz don't ask why :) 192.168.1.0/24, most of the servers are here.…
Tigran Baluyan
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How to use a server as a "tunnel" in between the clients and the router, in a small network?

Consider a small network with 1 router (192.168.1.1) and clients (192.168.1.x). The router (OpenWRT) provides Ethernet LAN and WiFi for the clients, to connect to the Internet. Now, I want to use a server in between the clients and the router. So…
user3200534
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How to duplicate multicast packets on several interfaces?

I would like to send a stream from a Linux server to several Linux clients via a multicast address. The clients are directly connected to the server but on different interfaces: bnep0 and bnep1. Besides, as far as I understand, my multicast packets…
tvuillemin
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RHEL Routing with 3 nics

I am trying to get my routing to work on my RHEL 7 with 3 nics and 3 subnets. I have the followig…
NHunter
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Route Subnet to only access 1 IP address on different VLAN HP Procurve

I'm trying to route VLAN 300 which has a subnet 192.168.100.0/26 to only access 10.220.1.10 on VLAN 220 but struggling with the config. HP's documentation from what I can tell just wants me to enable IP RIP but that gives access to the entire 220…
Matt Weick
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Shorewall: DNAT to IPSEC tunnel zone not routing correctly

I have a ipsec tunnel working that gives access to a 192.168.4.0/24 lan. It is working fine and I can access hosts on the other side without problem: # from fw and lan hosts: # ping 192.168.4.44 PING 192.168.4.44 (192.168.4.44) 56(84) bytes of…
Lluís
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Linux router: ping responses going through the wrong interface

I have a Debian server acting as a router for a small network. It has 3 network interfaces, one LAN and 2 WANs (two different ISPs, let's call them A and B, each of them with a public static IP address). The LAN has 5 subnets, some access the…
El Barto
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RDP to machine on network with different subnet

Our broadband router has just been changed and our network which was on 172.18.2.xxx is now 192.168.9.xxx. All is fine but I have one box which we used to RDP into and which has no screen mouse or kbd (because of the wiring in this room, it would be…
wingyip
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sshd is not responding to requests from tun0

I am running CentOS 6. It is connected to OpenVPN with the following routes: Destination Gateway Genmask Flags Metric Ref Use Iface 100.207.0.0 0.0.0.0 255.255.255.255 UH 0 0 0 tun0 101.19.0.0 …
jssblck
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Routing Strategy for Multiple VPCs on AWS

I am planning to setup multiple Virtual Private Clouds (VPC) on AWS. These VPCs will be located in different geos. Each VPC will have public as well as private instances. I need to incorporate an efficient routing strategy for all the instances…
tilmik
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