I have an issue with my Ubuntu 14.04. I am able to connect to wireless networks without any problems, but when I am in my Dorm Room, I cannot connect to my wired Internet connection. It works fine under Windows by just using DHCP settings, but it does not seem to be working under Ubuntu. It just says that it has no connection.
Any ideas?
Results for
ifconfig -a
eth0 Link encap:Ethernet Hardware Adresse f4:6d:04:1f:7d:69
UP BROADCAST MULTICAST MTU:1500 Metrik:1
RX-Pakete:40 Fehler:0 Verloren:0 Überläufe:0 Fenster:0
TX-Pakete:28 Fehler:0 Verloren:0 Überläufe:0 Träger:0
Kollisionen:0 Sendewarteschlangenlänge:1000
RX-Bytes:5370 (5.3 KB) TX-Bytes:5511 (5.5 KB)
lo Link encap:Lokale Schleife
inet Adresse:127.0.0.1 Maske:255.0.0.0
inet6-Adresse: ::1/128 Gültigkeitsbereich:Maschine
UP LOOPBACK RUNNING MTU:65536 Metrik:1
RX-Pakete:4804 Fehler:0 Verloren:0 Überläufe:0 Fenster:0
TX-Pakete:4804 Fehler:0 Verloren:0 Überläufe:0 Träger:0
Kollisionen:0 Sendewarteschlangenlänge:0
RX-Bytes:403965 (403.9 KB) TX-Bytes:403965 (403.9 KB)
wlan0 Link encap:Ethernet Hardware Adresse 48:5d:60:95:45:2d
UP BROADCAST MULTICAST MTU:1500 Metrik:1
RX-Pakete:952361 Fehler:0 Verloren:0 Überläufe:0 Fenster:0
TX-Pakete:527740 Fehler:0 Verloren:0 Überläufe:0 Träger:0
Kollisionen:0 Sendewarteschlangenlänge:1000
RX-Bytes:1424038871 (1.4 GB) TX-Bytes:61999960 (61.9 MB)
and
netstat -rn
Kernel-IP-Routentabelle
Ziel Router Genmask Flags MSS Fenster irtt Iface
This is when my laptop has the ethernet cable connected. I just get the same message I would get if I had the cable disconnected. So I do net even get an IP Adress from DHCP Server. The results posted are without wireless connected, since I only have a wired connection in my Dorm room.
Best Answer
From my experience a few months ago, doing a
fixed my unstable and unreliable internet connection on Ubuntu 14.04. I also updated my kernel version.
By "no connection" do you mean no internet access or you're not being allocated an IP address from the DHCP server at all?