I just did it like this: ifconfig enp3s0 enp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 10.241.27.154 netmask 255.255.255.0 broadcast 10.241.27.255 inet6 fe80::210:18ff:fe04:4d0 prefixlen 64 scopeid 0x20<link> ether 00:10:18:04:04:d0 txqueuelen 1000 (Ethernet) RX packets 429591 bytes 41991957 (40.0 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 249536 bytes 19108398 (18.2 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 device interrupt 18 ifconfig enp3s0 hw ether 00:10:18:04:04:d7 ifconfig enp3s0 enp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 10.241.27.154 netmask 255.255.255.0 broadcast 10.241.27.255 inet6 fe80::210:18ff:fe04:4d0 prefixlen 64 scopeid 0x20<link> ether 00:10:18:04:04:d7 txqueuelen 1000 (Ethernet) RX packets 429615 bytes 41994383 (40.0 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 249549 bytes 19109350 (18.2 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 device interrupt 18 Done! -GKH > > On 08/21/2014 10:32 AM, m.roth at 5-cent.us wrote: >> Keith Keller wrote: >>> On 2014-08-21, John R Pierce <pierce at hogranch.com> wrote: >>>> On 8/21/2014 7:09 AM, Robert Moskowitz wrote: >>>>> I am trying to override the mac addr. >>>> pretty sure you need to use NIC model specific utilities to do this, >>>> ifcfg-ethN won't do it. the hwaddr= in there is for finding the nic, >>>> not for reprogramming it. >>> ifconfig claims to support it: >>> >>> hw class address >> <snip> >> Also, don't forget /etc/udev/rules.d/70-persistant-net.rules > > I can't forget what I don't know. please point me to description of > these rules? > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos >