On 11/01/2015 07:40 AM, Timothy Murphy wrote: > ken wrote: > >> On 10/30/2015 09:01 AM, Timothy Murphy wrote: >>>>> So I guess the strange IP address probably comes from some Lite-On >>>>> device somewhere in my house - maybe on the server itself, an HP >>>>> MicroServer. There are so many possible electronic culprits today. >>>> You should be able to use nmap to scan the device. >>> Thanks very much for the suggestion, I'll try that. >> Try putting this line >> IPV6INIT=no >> in the relevant config file, probably something like >> /etc/sysconfig/networking/devices/ifcfg-eth? >> then restart your network. > I don't have a directory /etc/sysconfig/networking/ on my CentOS-7 server, > but I have IPV6INIT=no in /etc/sysconfig/network-scripts/ifcfg-enp{23}s0 . > > Incidentally, I haven't yet worked out how to get any useful information > from nmap, as suggested by Johnny Hughes - I only get information > about open ports, which is interesting but not relevant to my query > about the 169.254.* address appearing in "arp -a" on my server. > I looked at "man nmap" but there seem to be an infinity of options. > > assuming nmap says there's a web server running, can you connect to it? how did you run nmap against it? I'd think you would have to create a dummy interface on the same network range to be able to communicate to it. I suspect something like a service processor/ilo/rilo/whatever HP calls their management interface. could you have powered the machine up first then waited a little while before putting network cables in, esp in the one labeled 'mgmt'? -- public gpg key id: 1362BA1A _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx https://lists.centos.org/mailman/listinfo/centos