0
votes
1answer
50 views

Oddity: “grep” cmd in /etc/network/interfaces

While digging through the birds-nest of network initialisation in our embedded linux setup (Linux SDK on Leopardboard SBC) we've come across what seems like an odd and possibly non-functioning line in ...
0
votes
1answer
473 views

setting up wifi for static ip on ubuntu 12.04

I want to setup dhcp and static IP I have 2 lan card, Ubuntu 12.04 and it is a laptop the wireless interface I want to give a static IP and lan to have a dynamic ip how should I go about making ...
0
votes
0answers
1k views

Ubuntu Server 11.10 interfaces file unreadable

I am configuring ubuntu server 11.10 to go from dhcp to static and whenever I try to restart my networking manager, I get the error: command ran: sudo /etc/init.d/networking restart ...
3
votes
2answers
2k views

Why does one iPad have two MAC addresses?

Your site frequently answers my questions. This question (and others) is driving me nuts and I apologize because it is so basic. Do you know why there are two MAC addresses in iPad's interface table? ...
1
vote
0answers
1k views

how to create virtual network interface with different gateway

I have 2 routers and 2 different internet connections. I want to send http traffic to router 1 and everything else to router 2. Is there something that will let me set gateway per application ?. ...
2
votes
1answer
475 views

routing a secondary IP-addr. of a different private network on the same interface

Typical home-networking xDSL setup on a TG782 router/gateway. Hosts on the local private network are allocated IP-addresses in the range of 192.168.1.0/24 and can get to WAN through the aforementioned ...
0
votes
1answer
348 views

Allow network interface configuration without root priviledges

I have second network interface and I want to allow non-root users to configure it (Ubuntu). Is it possible to do this with udev or setcap? What should I rather use and how?
1
vote
2answers
3k views

Set up Ubuntu server as router

I just installed Ubuntu 10.04 LTS server on a old desktop PC with a dual port network card I would like to use as router for my home network. How do I have to set up the interfaces so that the ...
2
votes
1answer
713 views

List network interfaces on a Ubuntu machine

How can I get a list of the network interfaces on a Ubuntu machine including wired and wireless?
2
votes
1answer
3k views

How can I ensure outbound traffic uses the same interface as that of inbound traffic in Linux?

I have a Linux box with two interfaces: one for data and the other for management purpose. If both are on the same network, I have a route added for both interfaces. Imagine the routing table is: ...
1
vote
1answer
352 views

What does mask 0.0.0.0 mean when it's assigned to a network interface?

Suppose I use ifconfig or some similar command to setup my network interface, and I assign 0.0.0.0 to the mask parameter. Does it have a special meaning? What implications could this have?
2
votes
2answers
2k views

Which DNS server is used when there are multiple network interfaces?

I have two network interfaces on my computer on my Windows PC. Primary and Secondary DNS servers are defined per network interface so I can define 2 sets of DNS servers on two network interfaces. ...