On Wed, 2008-06-04 at 08:21 -1000, Dave Burns wrote:
> There is a weird incompatibility between NetworkManager and network,
> not well documented anywhere I know about. I am in a similar position,
> can use either wireless or wired but have to do a whole reconfig to
> switch between the two. I'd explain it to you if I understood it.
On my laptop switching from wireless to wired in f7 is seamless. Why do
you need to provide a DHCP server? A server should be available to your
machine as soon as you start your connection.
>
> On Mon, Jun 2, 2008 at 7:07 AM, jackson byers <byersjab@xxxxxxxxx> wrote:
> > on new laptop, with fc7
> > NetworkManager in charge
> > couldnt get on network with wired connection to router
> > ifconfig kept giving eth0 169.254.xxxx
> >
> > finally from google search on 169.
> > DHCP Considerations
> >
> > DHCP clients automatically give their NICs and IP address starting
> > with 169.254.x.x until they can make contact with their DHCP server.
> > When contact is made they reconfigure their IP addresses to the values
> > provided by the DHC server. An interface with a 169.254.x.x address
> > signifies a failure to communicate with the DHCP server. Check your
> > cabling, routing and DHCP server configuration to rectify such a
> > problem.
> >
> > ok at least then i knew the 169.xx was a standard
> > but i was prettty sure my wiring was ok
> > basically dslmodem-linksysrouter- lanside
> > - 2desktops static ips working for years, fc5 and an imacg5.
> >
> > But now the fc7 laptop also wired connecition, but trying to connect via dhcp
> > which was evidently my problem.
> >
> > Maybe not surprising since I have been strictly static ip based up until now.
> > It has been years since i did any configure steps on the router
> > and i have probably misplaced any cd that came with it.
> > So i wasnt at all sure at how to go about trying to "wake up" my router
> > to dhcp requests
> >
> > I finally found in carla schroder linux cookbook a complete example
> > for "setting up a dhcp server" which i used on the laptop,
> > altho i wasnt at all sure this would help me "wake up" my router to
> > dhcp requests.
> > I put in following file
> >
> > [root@r3-mobile etc]# cat dhcpd.conf
> >
> > default-lease-time 259200;
> > max-lease-time 518400;
> >
> > subnet 192.168.2.0 netmask 255.255.255.0 {
> > option subnet-mask 255.255.255.0;
> > option broadcast-address 192.168.2.255;
> > option routers 192.168.2.1;
> > range 192.168.2.90 192.168.2.150;
> > option domain-name-servers 206.13.28.12 206.13.31.12;
> > }
> >
> > (As an aside, I would _never_ have figured out all of that syntax from
> > the various dhcp,dhclient .... man pages)
> >
> >
> > and rebooted the laptop
> > I had to fuss a bit more:
> > in order for eth0 to get its new dhcp assigned ip, it
> > seemed to also require taking the ethernet cable out and back in.
> > But now the laptop is on the net with dhcp working, and surviving reboots.
> >
> > Questions:
> > 1)Is what i did overkill? I think it means i made the laptop itself
> > the dhcp server.
> > Its working, but i would like some feedback from the list
> >
> > 2) what steps would i need to instead try to kick the router into
> > doing the dhcp?
> > Several months ago my vendor had me jumping thru hoops using dhclient
> > and some combo, including taking cable out/back in,
> > eventually got the wired eth0 working.
> > But then family health problemsetc intervened and I just abandoned the laptop
> > until now.
> > Any hints re use of dhclient?
> >
> > 3) any one else needing to take ethernet cables out and then back in to
> > make connections come alive?
> >
> > any/all comments appreciated
> > Jack
> >
> > --
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> > fedora-list@xxxxxxxxxx
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> >
>
--
=======================================================================
In English, every word can be verbed. Would that it were so in our
programming languages.
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Aaron Konstam telephone: (210) 656-0355 e-mail: akonstam@xxxxxxxxxxxxx
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