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Re: Fedora 10 64-bit & Wired Network Problems

On Wed, Feb 25, 2009 at 9:41 AM, Rick Bilonick <rab nauticom net> wrote:
> I installed F10 64-bit from the DVD iso on a 64-bit Intel 4-cpu
> computer. I had problems getting the wired network connection to work on
> network "A" UNTIL I realized that the "network" daemon was for some
> reason turned off by default. Once I turned it on via services,
> networking worked fine (using a static IP). (There is an annoying bug in
> the F10 gui for networking - the net mask gets changed to the gateway ip
> which of course screws up networking - this appears to be fixed once you
> upgrade the system but I had to manually fix the eth0 script to get the
> netmask to the correct value.)
> Now I've installed the same DVD iso on a dual 64-bit AMD Opteron system
> that previously had run F8 (networking worked fine on network "A"). I've
> made sure network is on. I've manually configured the eth0 script to
> avoid the buggy network gui netmask problem. I can ping the gateway on
> network "A". For some reason I cannot ping the DNS on this network. I
> can connect to my home computer using its IP address using ssh. But I
> cannot view web pages using the URL's. I switched to a different
> ethernet port on a "different" network "B" with different fixed IP and
> DNS that I know works (I use it for my F8 laptop every day) and although
> I can ping the gateway and DNS, I still cannot view web pages. I just
> now hooked my Ubuntu 8.10 laptop to network "A" and it connects
> flawlessly and I can view web pages so I know the port works - both
> ports on networks "A" and "B" work fine. But I cannot get the F10 AMD
> computer to connect to either network and view web pages (I do as I said
> get some connection using IP addresses and ssh).
> Any ideas on what is wrong? This is very frustrating. If I could get a
> network connection I could upgrade the computer but I can't get to
> square one.
> P.S. I've looked at the eth0 script, the resolv.conf and hosts files and
> everything looks fine. I've tried turning different things on and off
> (like IPv6 and peer) but nothing makes a difference. I'm using DNS1,
> DNS2, and DNS3 in the eth0 script and these appear appropriately in the
> resolv.conf file.
> I have never had this much trouble getting a wired network connection -
> it almost always works by default.
> Rick B.

Have you turned off NetworkManager?
> chkconfig --list | grep Manager
NetworkManager  0:off   1:off   2:off   3:off   4:off   5:off   6:off

You either run the network service or NetworkManager..."there can be only one"


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