0
votes
1answer
38 views

Cannot access the Internet even though it shows to be connected on Ubuntu 14.04

Installed Ubuntu 14.04 LTS, have a wired connection and ifconfig shows an IP address is assigned, yet I cannot access the Internet: chetan@chetan-Aspire-E5-511:~$ ifconfig eth0 Link ...
3
votes
1answer
10k views

Ubuntu 14.04 wired connection detected but no internet access

I have no wired connection internet access on ubuntu 14.04 even though it is detected, my computer connected to the same router has. $ ifconfig eth0 Link encap:Ethernet HWaddr 4c:72:b9:7e:b5:61 ...
2
votes
1answer
142 views

How do I prevent my broadband connection from resetting my MTU?

I'm using an old PC as a Linux-based firewall, running Ubuntu and Shorewall among other things. It has 3 discrete network cards in it: one for the internal network, one that connects to a cable modem, ...
12
votes
4answers
57k views

Missing eth0 Ethernet interface in Ubuntu — can't connect to router

I'm having trouble getting my Ubuntu 10.04 machine (Sony Vaio VGN-SR490) to connect to the Internet by way of an Ethernet cable connected directly to my router. I'm able to connect to the Internet ...