Confirming I can reproduce this by editing /etc/hosts. [EMAIL PROTECTED]:~$ hostname -v -f ghp-medp4.ghp.be [EMAIL PROTECTED]:~$ sudo nano /etc/hosts [EMAIL PROTECTED]:~$ hostname -v -f hostname: Unknown host
/etc/hosts contains for Unknown host: 127.0.0.1 localhost 127.0.1.1 Arcturus2 192.168.001.002 ghp-medp4.ghp.be ghp-medp4 # The following lines are desirable for IPv6 capable hosts ::1 ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters ff02::3 ip6-allhosts dpkg -l libc6 : ii libc6 2.4-1ubuntu12 GNU C Library: Shared libraries $dpkg -l hostname ii hostname 2.92 ** Changed in: glibc (Ubuntu) Status: Unconfirmed => Confirmed -- 127.000.000.001 is dead, long live 127.0.0.1, or "hostname: Unknown host" https://launchpad.net/bugs/21106 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs