Vlad Effect

Это для php если вдруг кому то понадобиться юзайте на здоровье ;)

$string = "0a0c0f0e0g";
$arr = str_split($string, 2);

// result $arr
array(5) {
	[0]=> string(2) "0a"
	[1]=> string(2) "0c"
	[2]=> string(2) "0f"
	[3]=> string(2) "0e"
	[4]=> string(2) "0g"
}

Посмотрел лог ошибок и вот что за бубны не понятные

Sep  7 02:53:54 ubuntu-14-04-amd64 cron[1219]: (CRON) STARTUP (fork ok)
Sep  7 02:53:54 ubuntu-14-04-amd64 cron[1219]: (CRON) INFO (Running @reboot jobs)
Sep  7 02:54:12 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 13 (xid=0xf8e96c32)
Sep  7 02:54:25 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 11 (xid=0xf8e96c32)
Sep  7 02:54:36 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 12 (xid=0xf8e96c32)
Sep  7 02:54:48 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 13 (xid=0xf8e96c32)
Sep  7 02:55:01 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 8 (xid=0xf8e96c32)
Sep  7 02:55:09 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 9 (xid=0xf8e96c32)
Sep  7 02:55:18 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 12 (xid=0xf8e96c32)
Sep  7 02:55:30 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 15 (xid=0xf8e96c32)
Sep  7 02:55:45 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 16 (xid=0xf8e96c32)
Sep  7 02:56:01 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 9 (xid=0xf8e96c32)
Sep  7 02:56:10 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 15 (xid=0xf8e96c32)
Sep  7 02:56:25 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 18 (xid=0xf8e96c32)
Sep  7 02:56:43 ubuntu-14-04-amd64 dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 12 (xid=0xf8e96c32)
Sep  7 02:56:55 ubuntu-14-04-amd64 dhclient: No DHCPOFFERS received.
Sep  7 02:56:55 ubuntu-14-04-amd64 dhclient: No working leases in persistent database - sleeping.
Sep  7 02:57:04 ubuntu-14-04-amd64 ntpdate[1312]: no server suitable for synchronization found
Sep  7 02:57:19 ubuntu-14-04-amd64 ntpdate[1401]: no server suitable for synchronization found
Sep  7 02:59:03 ubuntu-14-04-amd64 rsyslogd: [origin software="rsyslogd" swVersion="7.4.4" x-pid="255" x-info="http://www.rsyslog.com"] exiting on signal 15.

на основной машине настрой dns