On 04/06/2010 09:51 AM, Michael Thompson wrote: > When I change the hostname on my fedora 12 box, from the installation > default of localhost.localdomain, the network dies until it is reset back. > > I'm changing the hostname by the Network control applet in Gnome, and > have checked that /etc/sysconfig/network and it lists the following > > NETWORKING=yes > HOSTNAME=feddesk > > ifconfig shows > > eth0 Link encap:Ethernet HWaddr 00:0C:29:D1:7F:B3 > inet6 addr: fe80::20c:29ff:fed1:7fb3/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:101 errors:0 dropped:0 overruns:0 frame:0 > TX packets:3 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:13048 (12.7 KiB) TX bytes:258 (258.0 b) > > lo Link encap:Local Loopback > inet addr:127.0.0.1 Mask:255.0.0.0 > inet6 addr: ::1/128 Scope:Host > UP LOOPBACK RUNNING MTU:16436 Metric:1 > RX packets:18 errors:0 dropped:0 overruns:0 frame:0 > TX packets:18 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > RX bytes:1320 (1.2 KiB) TX bytes:1320 (1.2 KiB) > > I cant understand why the act of changing the hostname would kill the > network, has anyone got any ideas? > > How is your network address set (dhcp, hardcoded address)? Does /etc/hosts and/or /etc/resolv.conf change when you change the hostname information? If your address is setup via dhcp, what does a "tcpdump -i eth0" show is happening when the hostname changes? And why so many errors on your eth0 nic *and* your loopback nic? Are you using IPV4 or IPV6? Kevin -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines