The tag has no usage guidance.

learn more… | top users | synonyms

1
vote
0answers
15 views

puzzling routing issue - Packets not forwarded between public interface and VM with nested VM's

Here is my somewhat puzzling routing problem. Here's the description, in words. I have a windows laptop (blue) on which I run VMWare Workstation (orange). VMWare Workstation has a single Ubuntu 14....
0
votes
0answers
21 views

How can I make a vpn connection available through a wifi hotspot?

I have my linux laptop which is connected to my LAN on enp4s0f2 (wired), to a PPTP VPN connection on ppp0, and has a wifi hotspot created through Network Manager on wlp3s0. The laptop is running Gnome ...
0
votes
0answers
24 views

dell sonic wall vpn client and application specific access

I am using the dell sonic wall vpn desktop client. It works fine, but I was curious if it was possible to make it so only a couple applications uses the VPN and the other applications don't. Here is ...
1
vote
0answers
14 views

How can I access a public domain that is hosted within my local network?

I have a domain that is running on a server in my local domain. I can access this domain from outside the local LAN. Trying to get to it from within the local LAN of course fails. Can this be ...
0
votes
0answers
36 views

Added route drops inadvertently

On my Ubuntu 16.04 I'm using local net and mobile internet via Android phone. I'm completely novice at routing but this is what I have. Just after connecting phone I have routes table: default via 10....
2
votes
1answer
100 views

Gateway routing failure after upgrading from 14.04 to 16.04

I've just upgraded my Ubuntu 14.04 gateway system to 16.04 and somehow the routing has been broken. The system uses a pppoe link to a fibre-modem and runs web, email and DNS services with a shorewall ...
0
votes
1answer
46 views

Ubuntu 16.04 Port forwading troooble 2 x NIC

I am trying to setup a Gateway / Firewall between our router and Windows AD network! I have followed a lot of instructions and tutorials on the web but i am still missing something as i cannot get ...
0
votes
1answer
46 views

pinging from GNS3 router to Ubuntu bridged network and vice versa

I have installed Vmware on Ubuntu Server and created multiple VMs and connect them to different VMnet adapters. Actually I created 30 VMnet on the server. So I have the physical network adapter in ...
0
votes
0answers
13 views

Tool to generate multiple FIB entries on multiple NICs

Lets assume: I have 4 NICs on my Desktop. I have IP_Forwarding enabled. Using any OS: Generally, I have ONE routing table. This is provided in the FIB entries, and is used by all the 4 NICs. Just for ...
0
votes
0answers
68 views

Routing between two networks

Network #1 is my network. 192.168.1.0. The gateway is 192.168.1.1 Network #2 is another network I want to access. 192.168.2.0...gateway 192.168.2.1 On the Ubuntu server that has two interfaces and is ...
0
votes
0answers
24 views

Why device can't see another device on Adhoc network?

I setup AdHoc network on Ubuntu with 1 computer and 2 UDOO boards(small pc with ubuntu) on wireless. Then I give them static IPs. When all device are together, I can ping each of them from each ...
0
votes
0answers
47 views

static route not getting picked up in linux routing table

I have a static route configured in /etc/network/interfaces file, but when i reboot, the changes in file is not taking effect in kernel routing table. I am using ubuntu 16.04. contents of file for ...
0
votes
0answers
2 views

Enable routingon linux machine

So i have 3 machines. 1)172.16.10.200 same netwrk as 2 2)172.16.10.198 same netwrk as 1 3)172.16.1.201 different network How to make 3 ping 2 and 1. I'm making 1 the router. It has 2 interfaces. ...
0
votes
1answer
36 views

What is the UH flag in routing table

I'm using an Ubuntu machine as a server and it has two network interfaces. One is the 10.10.10.0/ 24 range and the other is 192.168.0.0 /24 range. I was trying to bridge these network interfaces as ...
0
votes
0answers
82 views

How to route Ethernet network to Wifi network for internet access

I am trying to setup a small RaspberryPi 3 cluster using Docker Swarm and a custom image for the RaspberryPis from HypriotBLog. I have two network ranges, 10.x.x.x on my ethernet card connected to a ...
0
votes
0answers
111 views

RTNETLINK answers: Invalid argument

I have to add route to host 10.100.105.80/26 via gateway 10.100.178.129 but while giving the command : ip route add 10.100.105.80/26 via 10.100.178.129 dev eth6 RTNETLINK answers: Invalid argument ...
0
votes
1answer
78 views

Configure NIC as dedicated VPN interface

I have a setup with two ethernet connections. I'm trying to configure it so that one of the interfaces (eth1) is configured for use with OpenVPN and is not a default route for anything. (Connections ...
0
votes
0answers
54 views

Route add persists in Ubuntu Server 15.10 but not Ubuntu Desktop 15.10

When issuing identical route add -net 192.168.0.1/24 gw 25.142.124.197 metric 5 dev ham0 command, the existance of the route in route persists over a reboot on Ubuntu Server 15.10, but not Ubuntu ...
0
votes
0answers
56 views

/etc/network/interfaces file order of precedence

Does the order of interfaces in /etc/network/interfaces define how the routing table is built? My proposed changes to a server's interfaces file are shown below. The server has 3 NICs attached to the ...
0
votes
0answers
97 views

Change maximum number of Virtual interfaces in Kernel

I am running Ubuntu server 14.04.3. I have smcroute installed - Version 0.95, Build 130523. When I attempt to start the daemon I get the error message: ERRO: addVIF, out of VIF space;, this happens ...
1
vote
1answer
737 views

How to route traffic to VPN thru other linux machine

In this case I have two machines RasPi and other Ubuntu server. My RasPi (192.168.100.105) has Debian and already established UDP openvpn connection. RasPi connect to remote VPN connection 172.16.199....
0
votes
0answers
28 views

Setting up PPP so VPN clients can access all subnets on the server

I have set up a simple PPTP using PPP on Ubuntu 14.04 using these [1] directions. I have an extra requirement that I don't see addressed in any Google searches I have made, however, and that is: My ...
0
votes
0answers
27 views

ip rule problem

i have a weird problem with policy based routing in rule 0, there is some lines appearing and disappearing constantly. below, the output of the command (ip rule list | grep "0:") executed several time ...
0
votes
1answer
40 views

Routing issue gateway

This is the first time ever I am posting something, so if I am doing wrong please tell me. My issue is that I have an ubuntu server with 2 network cards. One is connected into the internal network ...
0
votes
1answer
56 views

Ubuntu newbie needs network and routing help

I've installed 14.04 server, configured DNS and DHCP for my local network which all seems to be working OK. This is connected to eth1. I've installed plex which I need to connect to my drobo where all ...
0
votes
1answer
52 views

Routing private network

i'm newbie to NAT & Routing, I have an Ubuntu pc with 2 NIC's eth0 which is connected to a private Network with ip 172.16.10.0/24 and eth1 connected to 10.3.0.250/16 and eth1 connects to the ...
0
votes
0answers
28 views

Expose my home computers by HOSTNAME with BIND9 and DynDNS?

I would like to access my home computers, by name, from the public internet. I have a DynDNS address madeup.dyndns.org that points to my home router at 12.34.56.78. From work, I can reach my home ...
0
votes
0answers
148 views

Help with routing traffic between a gre tunnel interface to an ethernet interface

Here's my setup: I have 3 ethernet interfaces and a gre interface. I want all traffic coming in from my gre interface to be routed out one of the ethernet interfaces (eth0). Eth1 is a management ...
0
votes
0answers
30 views

IPV6 routing packets from eth0 to another interface

I have a device with an Ethernet connection and a wireless connection. I have an apache server on the device and a wireless stack that communicates with ipv6 wireless devices My wireless stack uses ...
0
votes
0answers
40 views

Gateway Unreachable, but reachable with other OS

Trying to install Ubuntu 14.04 (Server) as an ESXI VM (On a dedicated IP). The Ubuntu installer throws an error message of The gateway you entered is unreachable With the exact same gateway, subnet ...
0
votes
0answers
19 views

Redirecting data from GPRS modem to LAN

I have an application which sends the data using the GPRS modem for a server. Now, we have changed the network configuration and we want to send the data through Ethernet/LAN. How can I redirect data ...
-1
votes
1answer
502 views

ISC DHCP: Unsupported device

I am trying to run ISC DHCP on my wlan1mon device which is in monitor mode. But i get error: systemctl status isc-dhcp-server.service ● isc-dhcp-server.service - LSB: DHCP server Loaded: loaded (/etc/...
0
votes
0answers
26 views

Remote code execution on linux computer connected to router

I am new to using the routing tables on linux, but it seems like routers are actually able to change what the routing tables are in a computer. Why can't this ability to insert a value into a computer ...
2
votes
1answer
387 views

Multi gateway routing in ubuntu

I want to setup Multi gateway on my Ubuntu Machine. 1 for ethernet and another for USB tethering. After browsing, from the below reference https://www.thomas-krenn.com/en/wiki/...
4
votes
2answers
698 views

Can't delete a route with 0.0.0.0 gateway

I'm trying to set up my routes in a way that will allow me to connect to Vagrant box of Solum demo. My routing table contains, but is not limited to, following routes: $ route -n Kernel IP routing ...
1
vote
1answer
198 views

Routing two subnets without hiding hosts?

I have two subnets, let's say 192.168.1.0/24 and 192.168.2.0/24, which are connected by one Ubuntu server with two interface cards (eth0 and wlan0). There are lot of descriptions using NAT in a way ...
0
votes
0answers
34 views

Routing within Linux while connected via VPNC

I have a trouble, when i connect to A vpn server at that time my VPNC client machine is not locally available within the Local Network and VPNC client machine is only accessible within the Same WLAN ...
0
votes
1answer
223 views

Routing internet protocol with either bird or quagga packages

I would like to advertise routes with RIP (either version 1 or 2). In the repositories I see three packages. bird: supports IPv4 and IPv6 versions of BGP, OSPF, and RIP. quagga: supports IPv4 and ...
1
vote
1answer
29 views

Squid loses route on restart

Every time we restart squid I loose a few routes and have to restore from snapshot. is there a way to make sure our routs stay saved ?
5
votes
6answers
7k views

OpenVPN connecting but no internet access on Ubuntu 14.04

I'm trying to connect to a VPN using OpenVPN. I tried using network-manager with OpenVPN plugin and tried too in terminal with ovpn.conf file. Everything connects (it says connection established) in ...
2
votes
0answers
89 views

How to stop network manager changing my gateway?

Environment: Ubuntu 14.04 Problem: I want to connect to my VPN at work from home. Whenever I connect to my wireless, my route is set up to the work route. The home gateway is supposed to be 192.168....
1
vote
0answers
72 views

Forwarding specific traffic to another LAN

There's a LAN of about 40 computers all running Ubuntu 15.04. There are two servers, both Ubuntu 15.04. One of the servers will act as a SVN repo server and other as a firewall-and-transparent-proxy ...
1
vote
0answers
105 views

14.04 LTS / Routing with 2 WAN Lines … on Dom-0 Xen host drives me nuts

Short note: Well I think I might have a solution but need to prove it first. Regarding the NAT on the Hardwarerouters to each WAN-line seem just to do NAT for its own subnet, so I will simply need ...
1
vote
1answer
120 views

Routing and OpenVPN

O have small problem with routing and OpenVPN. After start of VPN connection all traffic goes through my OpenVPN server. But my server is behind ADSL router with 16/2 MBit Download/Upload speed. So i ...
1
vote
0answers
174 views

Routing traffic over p2p1 and tun0 correctly

I have been trawling these questions and trying many different solutions to get this working, but I seem to have a problem with getting my routing set up correctly. I have a box installed in a network ...
1
vote
0answers
357 views

openconnect either no internet or no network access

I tried to use openconnect as alternative cisco-pvn client. When connecting to the vpn, my internet connection gets lost but my intranet connection works. This is a common problem and the suggestion ...
0
votes
1answer
365 views

How can I route between different network using multiple ethernet card?

I have two ethernet card in the PC, eth0 is connected to the local network(192.168.0.0/24), and the other is connected to the internet. I can reach all the devices which are connected to this ...
2
votes
1answer
1k views

How to define gateway for 192.168.1.1 as 10.0.0.x with `route add`?

Let's say eth0 has an ip 10.0.0.10 and its gateway is 10.0.0.1. I want to add a route for 192.168.1.1 to use this interface. What is the difference between these 3 commands? route add -host 192.168....
0
votes
1answer
14k views

Adding route on client using OpenVPN

So this is my setup. Laptop Running Ubuntu openvpn version 2.3.2 ( latest if using apt-get install ) I connect to a OpenVpn server that connects to an off-site network. I get the opnevpn client ...
2
votes
1answer
163 views

Unable to set proper routing between two networks

Three boxes running three different ubuntu flavours (14.04, 14.10, 15.04). I'm trying to get all of these to talk between themselves, while being on different subnets, and I can't figure how, yet. ...