On Tue, 8 Feb 2005 13:26:56 -0500 (EST) R P Herrold <herrold at owlriver.com> disait: > On Tue, 8 Feb 2005, Martin Hamant wrote: > > > I install Centos'es from PXE, with vmlinuz and initrd provided by > > images/pxeboot from the first CD of centos 3.4. > > > > The server is a PowerEdge 1850 with two integrated e1000 nic > > interfaces. > > > > So kernel is booting, then it comes to the screen which ask for one > > nic to do a dhcp query. I choose eth0, dhcp server reply well and > > then i get an ip address, dns'es, etc. And nothing else happen > > because the nic link is going down at this point !!! (no light, no > > way. ) > > There have been changes over time of the MII link management > code used by Anaconda. I encounter these issues with 3-com > nic's and Intel switches, but have also encountered them with > T-Lan nic's as well. > > Simplify the network topology - go to a straight crossover to > your dhcp/next server if possible - alternatively, consider > trying a single switch between the unit under test and the > dhcp/next server -- then vary the switch brand, to test each. > If possible, run TCPDUMP on the server side, and see whenre > the connection is failing. The switch is a 3com. the dhcp server and the PE1850 is connected to this switch. I will try if i have time to test what you mentioned. Thank you very much ! -- Martin