Comment 5 for bug 1524640

I experience the same issue on MOS 8.0 when GW IP address is alive but responding with "Packet filtered" to PINGs (kinda "stop pinging my hosts" message from network admins).

root@fuel ~# ping 172.16.49.161
PING 172.16.49.161 (172.16.49.161) 56(84) bytes of data.
From 172.16.49.161 icmp_seq=1 Packet filtered
From 172.16.49.161 icmp_seq=2 Packet filtered
From 172.16.49.161 icmp_seq=3 Packet filtered
From 172.16.49.161 icmp_seq=4 Packet filtered
^C
— 172.16.49.161 ping statistics —
4 packets transmitted, 0 received, +4 errors, 100% packet loss, time 3004ms

Puppet log at Controller node being deployed:
2016-04-08 12:13:53 ERR (/Stage[main]/Main/Ping_host[172.16.49.161]/ensure) change from down to up failed: Timeout waiting for host '172.16.49.161' status to become 'up' after 60 seconds!