Command line tool for manipulating and listing the routing table.

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1answer
44 views

OpenVPN: Traffic Redirection not Working

tl;dr (after hours of debugging with @krisFR): At least under Debian 8, never use virtual interfaces (eth0:1) for OpenVPN, instead apply the new debian iproute2 methods (manual approach) described ...
0
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0answers
23 views

How to connect between two Linux machines VIA Linux router machine [on hold]

I have three Linux machines that connected as the following: Linux_machine1 --> Route_linux_machine --> Linux_machine2 How to ssh from Linux_machine1 to Linux_machine2 Only VIA ...
10
votes
2answers
18k views

Where route to 169.254.0.0 comes from?

Running CentOS 5.4 Why do I have route to 169.254.0.0 although it does not appear in Network > Ethernet Device > Route configuration dialog? Destination Gateway Genmask Flags ...
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0answers
20 views

How configure SoftEther server to redirect all of clinet's traffic to the internet [on hold]

I want to bypass internet censorship via SoftEther server. I was already using OpenVPN, but seems there is a new powerful filtering system which drops all VPN protocol packets (It filters protocol ...
0
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0answers
14 views

local network : route to host going through the wrong switch [closed]

I have two main switches on my building , one in the data center(3COM 2948 SFP PLUS) and another in the administrative area (3COM 2952 PLUS) both in the same network, dhcp disabled. I am close to the ...
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vote
4answers
8k views

Static route toward a DNS Address, it is possible?

I need to add a static route on a windows server toward a web server with a service; I need to add a static route with this command on a Windows command prompt: ROUTE ADD -p IPADREESS GATEWAYIP Is ...
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5answers
5k views

How to route based on domain name?

I can route by IP range by the route command. But is there any domain based route solution?
9
votes
5answers
5k views

How to duplicate TCP traffic to one or multiple remote servers for benchmarking purposes?

Infrastructure: Servers in Datacenter, OS - Debian Squeeze, Webserver - Apache 2.2.16 Situation: The live server is in use by our cusotmers every day, which makes it impossible to test ...
6
votes
1answer
2k views

How to tunnel all Internet traffic via SoftEther?

My intention is to route all Internet traffic via a remote machine behind multiple NATs. The ISP's NAT servers are not under my control. I do control my own NAT server, which is a local router. Both ...
0
votes
1answer
931 views

Masquerade traffic from certain source IP to VPN connection

Network Setup: 10.0.0.1 Router: to internet 10.0.0.70 Server: Ubuntu based server,default gateway is 10.0.0.1 10.0.0.51 PC I created a PPTP connection(interface: ppp0) on Server to a machine ...
0
votes
1answer
29 views

Network Config: Difference between Windows and Debian

We have a so called "LAB"-Network(VLAN). The Switch and Firewall are configured to allow access from the ip 10.150.151.1 (Windows Client in LAB) and 10.150.151.10(Debian Client in LAB) to a mail ...
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4answers
3k views

Allow traffic from ssl-vpn to enter ipsec tunnel on fortigate

we configured our FortiGate 50B to route traffic from our local net 192.168.10.* (which is our office) to a remote network 172.29.112.* using an ipsec tunnel. Everything works fine as long my computer ...
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0answers
27 views

Kerio Control Static Route issue

First of all, thank you for reading this and trying to help me with this issue. I have a Kerio Controll installed in premises in NAT mode with two NICs. LAN: 192.168.1.7 WAN: x.x.x.x I have added ...
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2answers
64 views

How to configure network interfaces for three NIC cards all on three different subnets

I am setting up a cloud environment on Ubuntu and I am running into an interesting problem. Out of the box Ubuntu (all linux really) doesn't allow you to specify more than one gateway in ...
0
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0answers
126 views

Xen VM won't come up: could not find bridge device xenbr0 (configured to use routed)

I am using xen 4.4.1 on an Ubuntu 14.04 server, my DomU is running Ubuntu 14.04 Server as well. I've run this DomU in bridge-mode previously no problems. However I want to switch to a routed setup. I ...
0
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2answers
18 views

Make some route info persistent on RHEL

I would like to make the following route info persistent. I know how to do it for the default, but how about this line: 10.27.74.0 * 255.255.255.0 U 0 0 0 eth0 ...
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0answers
13 views

server farm configuration for redirect and reroute [duplicate]

I have a windows server 2012 at home and I want to redirect specific requests to different machines in my network. How can I configure, for example, all requests for www.sample01.com to go to ...
0
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2answers
177 views

dynamic 'route add' command doesn't work but static is working

i am having a situation where route add is not working but if i add that as a static entry in sysconfig/network-scripts/route-eth0 its working Network details: IPADDR=198.x.x.1 ...
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2answers
388 views

Use Mikrotik as a switch and route subnets through another router

I've got the following network configuration: Comtrend 5813 FTTH Router, connected to WAN, let's say in 192.168.50.x (being .1 router's address) and a DHCP server active, giving addresses from .150 ...
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3answers
5k views

How to check a route exist between two hosts for a particular port?

How to check whether there is a route between two hosts for a particular port (e.g. 1433).
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0answers
69 views

ClearOS route configuration not working. How to setup route-eth0 properly?

I am running a ProxMox Server with ClearOS as a VM. I have the following requirements: extIP 1.1.1.1 gateway 2.2.2.2 I can not get clearos to automatically add the required routes. Here is what my ...
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0answers
385 views

Freebsd change default Internet channel route

I have two Internet channel and Gateway on freebsd. When I switch channel with the command route change default chan2, the command netstat -nr shows changed default route. But traceroute shows that ...
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0answers
34 views

Clone and then route SNMP traps to new destination

We have 2 SNMP trap servers 10.0.0.1 and 10.0.0.2 which are the SNMP trap servers for close to 500 devices that we monitor.In all these 500 devices,10.0.0.1 and 10.0.0.2 are configured as the trap ...
0
votes
1answer
120 views

Mikrotik- a subnet route is ignored

I have the following schema: Site1 (Mikrotik) Static WAN IP - 192.168.28.11/28 dynamic connected route - 192.168.28.0/28 --> 192.168.28.1 (route1 for short) static connected route - ...
4
votes
5answers
3k views

How to delete a route on a specific interface? [closed]

When I start a VPN connection, a new default route is added on the utun0 interface: Destination Gateway Flags Refs Use Netif Expire default utun0 ...
2
votes
3answers
2k views

How can I define null route on Windows Server 2008 R2 Standard

How can I define null route on Windows Server 2008 R2 Standard? I've tried x.x.x.x is target ip which I'm trying to block 1.1.1.1 is non existing ip 192.168.1.1 is default gw 192.168.1.254 is non ...
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2answers
64 views

Gateway can be pinged, but fail to add route with it

I want to use 10.1.16.189 as gateway to access 9.36.204.4 both on redhat 6.4. here is the network configuration of my machine: eth0 Link encap:Ethernet HWaddr 06:FB:C1:7B:19:FD ...
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0answers
212 views

How to define route on all IP addresses except some subnet

I need to set up the following rules: If IP is in range 192.168.0.0-192.168.0.255 then route iut from gateway 1 (let's say 192.168.2.1) otherwise for all other IP addresses route it through default ...
0
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0answers
94 views

centOS7 persistent routing issue

I have google a lot but still cant find a working way how to make persistent some routes on centOS7. [root@asd network-scripts]# route -n Kernel IP routing table Destination Gateway ...
1
vote
2answers
190 views

NAT a single IP using 2nd WAN Internet

I have a mikrotik RB750 (6.22) acting as a gateway for my LAN. Here is the basic configuration: Ether1-WAN1 (1.1.1.10/24) IPs are hidden for privacy Ether2-WAN2 (2.2.2.20/24) Ether5-LAN ...
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0answers
40 views

How to terminate any ip/ip tunnel which has this host as destination

I am in a situation where I want to terminate any tunnels at one device. I.e. I want to be able to create a tunnel to this device from any source ip adress. Something which can inspect a packet, see ...
0
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2answers
62 views

Private Network Interface between to MacOSX servers

We would like to set up and private single cable connection between two Mavericks servers, that also need to talk to the rest-of-the-world. The two servers for sake of argument are DB and Web. There ...
0
votes
1answer
34 views

IP route not on default gateway

I am trying to setup a network that is only accessible if you go through the '10.222.3.1' switch. It is a test environment that we do not want interfering with our production environment. The trouble ...
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0answers
21 views

How can I proxy requests to a specific IP to a different IP on OS X?

On OS X how can I setup a route so that when I make a request to 10.0.0.1 it is redirected to localhost? Right now I can do curl localhost:3000 and get back a blob of HTML from my running node web ...
0
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1answer
60 views

Public IP not responding because routing table…?

Fixed with: /etc/iproute2/rt_tables 1 tble_eth0 /etc/sysconfig/network-scripts/route-eth0 104.000.64.0/18 dev eth0 src 104.000.65.38 table tble_eth0 default via 104.000.64.1 dev eth0 src ...
0
votes
1answer
32 views

Why adding a route here is throwing up an error?

I have a linux Fedora -16 machine that has two interfaces - em1 Link encap:Ethernet HWaddr B8:CA:3A:89:EE:F1 inet addr:136.170.195.17 Bcast:136.170.195.255 Mask:255.255.252.0 ...
4
votes
2answers
262 views

Routing selection: specificity vs metric

I understand that Linux chooses the most specific route to the destination when it does routing selection. But what about a route's metric? Does it have a higher priority than route's specificity? A ...
0
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1answer
83 views

Linux Servers in same network unreachable from each other, but however reachable from outside

I have 5 servers in the same network with IPS X.X.X.110 - 114. They are all connected to a switch. I am able to reach all 5 of them from outside(internet). However, I cant connect from servers 0 - ...
0
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0answers
490 views

Openvpn Packet loss troubles

Hy! I got an Openvpn server on Linux and use it to route all ipv4 traffic from my clients (win7,android, pfsense etc). I finally want to really understand the routing thing, although it works, but ...
2
votes
1answer
510 views

How access remote network with OpenVPN?

I am currently trying to configure OpenVPN to access our company network remotely. I was able to establish a connection and ping the server at the configured address (10.8.0.1), but I was not able to ...
1
vote
1answer
886 views

Windows 7 + IPSec: Force all remote traffic through VPN

I have set up a VPN connection to an remote L2TP/IPSec VPN server, which works fine. Now i like to ensure that all remote traffic is being routed through this VPN, so if the VPN connection drops, no ...
-1
votes
1answer
66 views

force use of specific ip when talking to specific host

I have a server with multiple interface alias running debian. lets say eth0 eth0:0 and eth0:1 I'm looking for a simple solution, when connecting to host 1.2.3.4 (or host range, would be better) that ...
3
votes
2answers
341 views

Prefix Delegation and route creation

I'm using the ISC dhcp server version 4.1 for DHCPv6 prefix delegation on a network. When the server allocates a prefix to a client, the server does not create a route for that prefix to the client ...
0
votes
1answer
55 views

Understanding aws ec2 default routes in [closed]

After launching a new EC2 instance on AWS, I get the following routes. The LAN subnet is 10.0.0.0/24. $ sudo route -n Kernel IP routing table Destination Gateway Genmask Flags ...
-1
votes
1answer
146 views

Can 192.168.20.4/24 describe a network or only a host? [duplicate]

As I understand it IP 192.168.20.4/24 can only describe a host (24) on net 192.168.20.[1-254]. Now when describing a net; can 192.168.20.4/24 be a valid network ID, or should such a network ID always ...
0
votes
2answers
132 views

How does Linux pick which network interface to use?

Let's say I have a machine with two network adapters on different subnets, eth0 (10.0.100.5) and eth1 (10.0.200.5). Assuming both subnets have routes to the internet (though their own NATs) and to the ...
0
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0answers
402 views

Missing iptables rules for Strongswan routing for VPN for phone

I have a Centos 6.6 VPS out on the Internet that has a public IP. I have installed StrongSwan 5.1.3 to allow my BlackBerry10 phone to connect from hotspots and use the VPS' connection. The VPS' IP ...
1
vote
0answers
338 views

Cisco RV042 can ping gateway only

I have Cisco RV042 which the problem is can ping gateway only. here my setup : LAN Setting Device, IP address : 172.31.13.254 Netmask : 255.255.255.248 Dual Wan Setting WAN 1 Static IP: IP ...
0
votes
1answer
103 views

OpenVpn & KVM: can't access LAN behind server

i just set up an OpenVPN Server on a rented root Server. I can ping the OpenVPN Server IP, but can't connect or ping to other Machines (VMs) on the OpenVPN Server Network. According to the official ...
0
votes
1answer
204 views

How can I configure my DHCP server to distribute IP routes?

I have a DHCP server (Linux, IPCop, dnsmasq) running on my default gateway server 192.168.0.1. I have a VPN endpoint on another server in the network (192.168.0.4). Is it possible to configure the ...