0
votes
2answers
2k views

network is disabled

I could successfully connect to network through livecd but through my hard disk it is not possible. :~$ sudo ifup eth0 ifup: interface eth0 already configured :~$ sudo lshw -class network ...
1
vote
1answer
405 views

Ethernet fails after a few minutes on ubuntu 10.10 — can't reactivate without restart

I just got a new Toshiba Satellite C650 and set it up to dual boot Ubuntu 10.10 and Windows 7. Ubuntu will be my primary OS, but I'm having a weird problem with wired ethernet: when plugged into my ...
0
votes
2answers
1k views

wireless connects to internet but wired does not, both connect to gateway untangle firewall, what to do?

My home LAN is set up with fixed IP addresses and an Untangle gateway/firewall/DNS server with Internet access. One of my computers (Ubuntu 10.10) will connect to the Internet only through the ...
6
votes
2answers
2k views

What should my MAC address be? (now shows 00:00:00:00:00:00)

I have three computers all wired into my router. The box I'm posting this from is running Ubuntu 11.10, and another machine is running Xubuntu 11.10 Both connected automatically when the ethernet ...
1
vote
2answers
2k views

How do I connect a wired desktop to internet via a wireless laptop?

I have a desktop system running Ubuntu 10.10. It has no wireless card just a wired Ethernet card. I have a Thinkpad T42 laptop running Ubuntu 10.10 in the same room as the desktop. It uses its ...