Usando o Ubuntu 12.04.5 LTS
Olhando através do log eu posso ver o erro abaixo é mostrado 6 vezes.
##IPv6 addrconf: prefix with wrong length 48
Com cerca de 3 minutos de distância um do outro
Dec 7 04:18:42 net-retriever: gpgv: Good signature from "Ubuntu Archive Automatic Signing Key " Dec 7 04:20:50 kernel: [ 181.269458] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:23:20 kernel: [ 331.462975] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:26:34 kernel: [ 525.079430] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:29:13 kernel: [ 683.283766] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:32:15 kernel: [ 865.676251] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:35:35 kernel: [ 1064.907229] IPv6 addrconf: prefix with wrong length 48 Dec 7 04:36:39 anna[4606]: DEBUG: resolver (ext2-modules): package doesn't exist (ignored) Dec 7 04:36:39 anna[4606]: DEBUG: resolver (ext3-modules): package doesn't exist (ignored)
A seção de rede da minha preseed é a seguinte:
d-i netcfg/choose_interface select eth0
d-i netcfg/disable_dhcp boolean true
d-i netcfg/disable_autoconfig boolean true
d-i netcfg/get_ipaddress string x.x.200.100
d-i netcfg/get_netmask string 255.255.255.0
d-i netcfg/get_nameservers string 8.8.8.8 8.8.4.4
d-i netcfg/get_gateway string x.x.200.1
d-i netcfg/confirm_static boolean true
d-i netcfg/get_hostname string server.company.com
d-i netcfg/get_domain string company.com