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Questions tagged [ip-routing]

272 questions
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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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Routing issue on Linux with Mobile Broadband

Note: This is a "cross-post", I asked this same question on "superuser" StackExchange site, but without obtain any answers, just a comment (now curiously disappeared). I've thought this site is better for network related questions, so here we are...…
Joe
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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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Forward 192.168.1.x to 95.211.x.x

I want to forward an internal IP address to an external one. So here's what I do: echo 1 > /proc/sys/net/ipv4/ip_forward Then I use iptables: iptables -t nat -A PREROUTING -s 192.168.1.x -j DNAT --to-destination 95.211.y.z iptables -t nat -A…
Emre S
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ip routing of multiple virtual IPs on one ethernet card

I am working on a live network of multiple boxes and routes with a long history of changes. I am trying to consolidate them with the minimum disruption. I'd like to get rid of some old routers and have the connections handled by newer (live)…
AndyS
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HP P4000 LeftHand Setup: Configure a VIP (Virtual IP)

I'm trying to setup a HP LeftHand Storage System (2x p4300) in our testlab. As I have no router (but only a Catalyst 2960-S switch) in the testlab: Is there a way to setup a VIP (Virtual IP) to enable redundancy? If yes, how do I do that?
StackUnderflow
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