>>286
うんNICは1枚だよ

>>287
tcpdumpやってみた。
VPNからのICMP requestに返事してくれないみたい
$ sudo tcpdump -i bond0 icmp
Password:
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on bond0, link-type EN10MB (Ethernet), capture size 262144 bytes
16:32:35.940310 IP 10.8.0.10 > 192.168.12.246: ICMP echo request, id 1, seq 81, length 40
16:32:40.633829 IP 10.8.0.10 > 192.168.12.246: ICMP echo request, id 1, seq 82, length 40
16:32:45.624670 IP 10.8.0.10 > 192.168.12.246: ICMP echo request, id 1, seq 83, length 40
16:32:50.620170 IP 10.8.0.10 > 192.168.12.246: ICMP echo request, id 1, seq 84, length 40
16:33:38.219301 IP 192.168.12.60 > 192.168.12.246: ICMP echo request, id 1, seq 37, length 40
16:33:38.219343 IP 192.168.12.246 > 192.168.12.60: ICMP echo reply, id 1, seq 37, length 40
16:33:39.230911 IP 192.168.12.60 > 192.168.12.246: ICMP echo request, id 1, seq 38, length 40
16:33:39.230964 IP 192.168.12.246 > 192.168.12.60: ICMP echo reply, id 1, seq 38, length 40
16:33:40.244401 IP 192.168.12.60 > 192.168.12.246: ICMP echo request, id 1, seq 39, length 40
16:33:40.244454 IP 192.168.12.246 > 192.168.12.60: ICMP echo reply, id 1, seq 39, length 40
16:33:41.268667 IP 192.168.12.60 > 192.168.12.246: ICMP echo request, id 1, seq 40, length 40
16:33:41.268698 IP 192.168.12.246 > 192.168.12.60: ICMP echo reply, id 1, seq 40, length 40
今この内容でSynologyのサポートに問い合わせ中

>>291
一度セキュリティは全部外してやってみたけど、再起動は要求されなかったからしなかったな。