On Thu 09 Jun 2011 at 21:24:40 -0400, Tom H wrote:
> On Thu, Jun 9, 2011 at 12:48 PM, Brian <a...@cityscape.co.uk> wrote:
>>
> > Why would plugging or unplugging the ethernet cable be expected to
> > bring the interface up or down?
>
> That's the whole point of "allow-hotplug".
In which case it is not working here.
root@dektop3:~# cat /etc/network/interfaces
auto lo
iface lo inet loopback
allow-hotplug eth0
iface eth0 inet static
address 192.168.7.30
netmask 255.255.255.0
network 192.168.7.0
broadcast 192.168.7.255
gateway 192.168.7.1
Boot with cable attached. (Although it makes no difference to the
ifconfig output if there is no cable).
root@dektop3:~# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0c:76:b3:b4:ca
inet addr:192.168.7.30 Bcast:192.168.7.255 Mask:255.255.255.0
inet6 addr: fe80::20c:76ff:feb3:b4ca/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:71 errors:0 dropped:0 overruns:0 frame:0
TX packets:23 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:9601 (9.3 KiB) TX bytes:1454 (1.4 KiB)
Interrupt:23 Base address:0xe400
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:12 errors:0 dropped:0 overruns:0 frame:0
TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:656 (656.0 B) TX bytes:656 (656.0 B)
Remove cable.
root@dektop3:~# dmesg | tail -n 1
[ 158.220270] via-rhine 0000:00:12.0: eth0: link down
root@dektop3:~# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0c:76:b3:b4:ca
inet addr:192.168.7.30 Bcast:192.168.7.255 Mask:255.255.255.0
inet6 addr: fe80::20c:76ff:feb3:b4ca/64 Scope:Link
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:92 errors:0 dropped:0 overruns:0 frame:0
TX packets:25 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:12143 (11.8 KiB) TX bytes:1538 (1.5 KiB)
Interrupt:23 Base address:0xe400
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:12 errors:0 dropped:0 overruns:0 frame:0
TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:656 (656.0 B) TX bytes:656 (656.0 B)
eth0 is not brought down and also retains its IP address.
--
To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org
with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
Archive: http://lists.debian.org/20110610122009.GT19914@desktop
