root@techlanda ~# service network restart Shutting down interface eth0: [ OK ]Shutting down loopback interface: [ OK ]Bringing up loopback interface: [ OK ]Bringing up interface eth0: Determining if ip address 10.26.112.35 is already in use for device eth0... Determining if ip address 10.26.112.35 is already in use for device eth0... Determining if ip address 10.26.112.35 is already in use for device eth0... root@techlanda ~#
Solution:- Something on the network is replaying that difference MAC address that one cause this error message Determining if ip address is already in use for device eth0.
Just add this to your interface eth0 file.
ARPCHECK=no
root@techlanda ~# find /etc/sysconfig/network-scripts/ -name ifcfg-eth0\* -type f -exec sh -c 'echo ARPCHECK=no >> $1' -- {} \; root@techlanda ~# cat /etc/sysconfig/network-scripts/ifcfg-eth0DEVICE=eth0BOOTPROTO=none NM_CONTROLLED=no ONBOOT=yes TYPE=ethernet NETWORK=10.26.112.0 NETMASK=255.255.255.0 IPADDR=10.26.112.35 ARPCACHE=no root@techlanda ~# service network restart
Shutting down interface eth0: [ OK ]
Shutting down loopback interface: [ OK ]Bringing up loopback interface: [ OK ]
Bringing up interface eth0: [ OK ]
root@techlanda ~#
I hope you this information is useful for you. Please forgive any typos or incomplete sentences.