the process by which data packets on communication networks are forwarded into the direction of their ultimate destination by routers.

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1answer
221 views

Draytech Vigor 2920n 4G LTE VPN routing [closed]

I bought a Draytech Vigor 2920n router, connected a 4G USB modem to it and setup a no-ip.org account in the Dynamic DNS section. However, I can't ping my no-ip hostname from the outside. Can anyone ...
0
votes
1answer
278 views

Routing over a VMware centos server running Cisco VPN

I need help routing over a virtual server to a IPSec tunnel. I have: Mac OS laptop (10.20.4.0/24) VMware Fusion Centos running on VMware (192.168.141.0/24) that has a Cisco IPSec tunnel ...
8
votes
3answers
13k views

Public static ip for vagrant box

I have server (Debian Squeeze) with 1 ethernet card and 2 public static IPs (188.120.245.4 and 188.120.244.5). What I want: Setup virtual box (Ubuntu) with access via static IP (188.120.244.5). ...
3
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1answer
176 views

Network Design and Implementation

I am currently designing the network in my office, which is relatively small now but it plans to grow very fast. The design is pretty much done, the problem is occurring during the implementation. So ...
2
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1answer
453 views

I need to change the external IP address based on source IP address

I'm running an iptables firewall with 5 aliased ip addresses (actual ip 10.64.18.1). This machine is also my gateway out for all internal machines (192.168.18.*). My problem is, when 192.168.18.65 ...
1
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2answers
420 views

Simplest way to set up multiple subdomains to separate VMs running on single host

Problem: I´m planning to set up several virtualized centos, rhel or ubuntu guest machines on a single centos host server (most likely using KVM). Each guest VM is running an instance of a webapp + ...
0
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1answer
799 views

Routing between SRX220 and existing network router

I've got a Juniper SRX220 that I'm trying to connect between our existing network and the new networks on the Juniper side. However, no matter what static route I try and set, traffic doesn't cross ...
0
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1answer
109 views

How to configure openVPN to only allow traffic between clients?

I have a requirement where I need a number of clients to connnect to an VPN. The clients should only be able to connect to other clients on the VPN - no other traffic should pass over the VPN. In ...
0
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1answer
866 views

openvpn tunnel- tunnel is up but issues with routing

I am having trouble with a site to site tunnel. Both routers are centos based routers. Router A is the server, and router B is the client. The VPN tunnel is established. From router B, I can ping ...
2
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1answer
1k views

OpenVPN not Routing correctly on CentOS 6

I am trying to set up OpenVPN 2.2.1 on my CentOS 6.2 VPS. This is my first time setting up, and everything went smoothly. The service is running, and the client is able to connect. My intention is to ...
2
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1answer
1k views

IP Bridge for KVM with multiple subnets

I have a machine set up running KVM and a bridge on eth0 with the ip address for the machine. The machine has an IP address in a range with no more ip adresses free. I am trying to make a second ...
0
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2answers
1k views

Symfony2 Vhost Configuration

I'm new to Symfony2 and following the EnsJobeet tutorial. My VirtualHost config is as follows: <VirtualHost *:80> ServerName jobeet.local DocumentRoot /var/www/ensjobeet/web/ ...
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votes
2answers
872 views

rhel routing without NAT using iptables

I need to set up routing, preferably with iptables, that does no NAT. Basically I will have a number of clients on subnet 192.168.1.0/24 and they need their traffic to go through a gateway, say ...
1
vote
1answer
176 views

Multiple IPs on eth0, bridging to VMs and routing

Current situation: I have a host running 3 virtual machines. One IP for eth0 (xxx.xxx.xxx.239) and one additional for eth0:1 (yyy.yyy.yyy.35). This works fine for me... Host (eth0) (xxx.xxx.xxx.239) ...
1
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1answer
78 views

How to set Directory for a specific country in Apache

So I need to set a VirtualHost that have one domain to route clients to different applications depending on their IP address. For example I want an american user that visits example.com to be served ...
1
vote
1answer
70 views

Linux routing by requested name

I've asked this on another SE site, but I don't think I was clear enough. So, I will try it here. As an example - I have 2 domains (acme.com, ajax.com). Both resolve to my single static IP. Meanwhile, ...
0
votes
1answer
94 views

Routing via Linux

I have an individual network with a single machine having IP Address 10.10.10.4. Another machine (Gateway Machine) has two NICs: eth0 and eth1. eth1 (10.10.10.10) is connected to the internal network ...
2
votes
1answer
356 views

Amazon AWS: SSL in our testing environment

My company has a running business web service on AWS which uses a wildcard SSL certificate (works for *.example.com). Multiple partners have subdomains and need SSL (https://partner1.example.com, ...
0
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1answer
258 views

Which Range to use for routing table

I have 2 Interfaces. One for WAN and other for Internet (this one does not have National Internet Exchange routing). I usually find IP from a peer in my area and then search it in apnic.net. There I ...
0
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1answer
122 views

How to handle DNS at the firewall

I'm running in to a mental roadblock trying to figure this one out. We have a Juniper firewall at our office and we do a lot of port forwarding to reach internal services that we need to access from ...
1
vote
0answers
251 views

Can't SSH in to AWS VPC second ENI from with in same VPC

I attached a Second ENI to my Ubuntu OS machine on AWS VPC, the internal IP of this new ENI is 192.168.12.24. When I try to SSH in to this machine from another machine in the same VPC I get a ...
1
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2answers
983 views

Openwrt two nic on the same vlan instead of alias?

I have a TP-Link WR1043ND with 1 wan and 1 lan cables attached. The lan cable currently have 2 ips of two different network, using an alias. The two networks share the same switch. I'd like the ...
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2answers
1k views

Routing to other subnets results in wrong ARP requests

I would like to manually set up routing to subnet 95.168.0.0/16 through IP which is an alias: 94.23.94.161. IP alias is set up like that: /sbin/ifconfig eth0:0 94.23.94.161 netmask 255.255.255.255 ...
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0answers
80 views

Divert TCP connection

I am trying to divert a TCP connection. Given a client (C) which is connected to a router R and two servers (S1 and S2) are connected to the router, C initially connects to S1. I am trying to write an ...
3
votes
1answer
2k views

Routes bound to virtual interfaces, Debian, and how to determine specifics, after the fact

I've recently begun a new job, and have inherited an existing infrastructure with a lot of issues. One of the issues is that the previous admin added static routes to some servers, bound to virtual ...
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2answers
755 views

Route ssh traffic based on hostname using FreeBSD/pf?

I have a proxy/firewall machine running FreeBSD 9, using PF to route and filter traffic as needed. Now I'm setting up a git server, which runs over ssh, but I'm already using port 22 for ssh. I would ...
2
votes
3answers
2k views

Static-to-OSPF Route Redistribution

Is it possible to use redistribution of static-to-ospf in order to create an external OSPF route other than the type E2? Does this process only create a type 5 LSA and can any other LSA types be ...
0
votes
1answer
80 views

Do sides of a VPN tunnel need IPs set (2 VPN routers connecting virtual LAN)?

Is there a reason to have IPs on terminating sides of a VPN tunnel when connecting, say, 2 remote offices? There is an option to have and an option not to have. Advantages and disadvantages of both ...
1
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2answers
1k views

linux routing or natting with ip on loopback interface as alias

Ive got eth0:0 192.168.2.10 (for bgp network announce, no vlan, alias on eth0) eth0.1 192.168.3.20 (for bgp session 1,vlan3 transport to bgp router) eth0.2 192.168.4.30 (for bgp session 2,vlan4 ...
1
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1answer
211 views

split routing with openvpn

I've set up an OpenVPN server on a VPS (ubuntu 11.04) and configured clients (mix of ubuntu 11.10 and 12.04) to use it. After starting the VPN connection on the client, all internet traffic gets ...
2
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1answer
178 views

2 VPN tunnels over 2 independent connections and routing

We used to have 1 VPN tunnel over 1 Internet connection, connecting 2 datacenters into 1 virtual LAN (10.x.x.x). It was very simple with route tables etc. Now that we added another tunnel on the ...
0
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1answer
341 views

RIP Advertising Networks of EIGRP without Redistributing

This is the topology I have set up in my GNS3. The RIP V2 protocol of Router R2 is recognizing and advertising the two networks that are advertised in EIGRP, even though the said information should ...
3
votes
1answer
195 views

Connection Drop with Load Balancing over Multiple Uplinks

I have a Server with to uplinks into the Internet. I'm doing load balancing over both uplinks with ip utility from the iproute2 package. ~ # ip route show [...] default nexthop via 217.0.117.212 ...
0
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1answer
440 views

Automatically setup routing after OpenVPN connection

I'm using Debian 6 as my server, I have configured OpenVPN server there, and clients are connecting successfully using tap mode. This server is available from the internet, but It's also connected to ...
2
votes
1answer
949 views

Trying to route outgoing http requests through VPN on Ubuntu Server 12.04

I've got an Ubuntu 12.04 server running on Amazon's EC2 that runs a web crawling process. We're running into a problem where some of the webservers hosting the sites we need to crawl are blocking all ...
0
votes
2answers
1k views

Connect linux server to VPN server via PPTP

I'm trying to connect a Linux (Ubuntu 10.04 LST) server to a VPN server via the PPTP client to an VPN server. I configured the PPTP client as said in the documentation. The connection is correctly ...
1
vote
1answer
205 views

Routing SIP between subnets

I've got the following configuration : 2 subnets (we'll call A and B) with IP phones in both. Internet access behind a NAT for each of them, and a routed VPN is set up between those 2 subnets. I am ...
5
votes
3answers
7k views

second ip address on the same interface but on a different subnet

Is it possible in CentOS 5.7 64bit to have a second IP address on one interface (eg. eth0) - alias interface configuration - in a different subnet? Here is the original config for eth0 more ...
-4
votes
2answers
127 views

How to access an IP address as if on a different network using SSH [closed]

In preparation for a lengthy business trip, I set up my router such that I can access my home computer over the internet via port forwarding over SSH. One thing I neglected to do was setup access to ...
1
vote
3answers
2k views

Multiple network cards, controlling where my traffic goes

This is an Ubuntu 12.04 server install. I have multiple network cards, eth0 and eth1 lets call them. eth0 is connected to the internet, and all of my traffic goes through it, until eth1 gets plugged ...
1
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2answers
404 views

ADD ROUTE command in windows 2008R2

I don't know much about Networking, So excuse me if I am raising some basic issues. I have a LAN where there is a Windows Server 2008R2 with some clients connected to it. The clients are not joined to ...
1
vote
1answer
2k views

Routing Traffic on Ubuntu to give Raspberry PI Internet Access [closed]

I'm hoping someone can point me in the right direction for setting up my Linux (Ubuntu 12.04) box to route traffic from eth0 to wlan0. I'll try and explain the problem I am trying to solve: I ...
2
votes
1answer
749 views

Cisco Catalyst 4500 Policy Based Routing

In order to test a new firewall I just set up I'm trying to implement policy based routing on our core switch. I want traffic from certain vlans to be routed to the new firewall while everything else ...
2
votes
2answers
92 views

A tricky converged VoIP design

A client (roughly 30 people) wants to replace their existing analog phone system with VoIP. However: they have dual Ethernet drops to some desks, but not all their (recently purchased) router does ...
0
votes
1answer
112 views

IP failover for different paths

I have a device (a single-port terminal server that I use to emulate a serial port) that is accessible via two paths: a microwave T-1 (which connects the device to the internal network at my job) and ...
3
votes
3answers
598 views

identify a router that cuts certain port

Is there a way to identify which particular router between me and some server blocks connections on certain port? I am in a hotel in Thailand, where they have recently changed some settings in their ...
1
vote
1answer
93 views

Network routing for multiples public ip?

I am using Xen Virtualization for my VM's and everything is going right with bridge mode. I can assign a public Internet ip to each VM. I want to have a VLAN for my VM's and I am thinking about ...
-1
votes
1answer
378 views

Routing RFC1918 addresses through dd-wrt via a switch

I am a bit stuck with an experiment of mine. I have a network looking somewhat like this. | Internet | | ---- |Switch| ---- | | Server w/pub IP ...
0
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2answers
278 views

Blocking ports on the public IP assigned to lo interface in GNU/Linux

I have setup my Ubuntu server as a router and webserver by following the answer given here. My ISP facing interface eth0 has a private 172.16.x.x/30 ip and my lo interface has a public IP as mentioned ...
2
votes
1answer
251 views

Packet flooding while configuring a Debian L2TP/IPSec client?

I'm currently at my wits end trying to configure an L2TP over IPSec VPN connection on my Debian using openswan and xl2tp box connecting to a server of unknown configuration. I've managed to ...