我在防火墙上注意到我的 QNAP NAS 不断向互联网发送 UDP 会话。每秒我都会向以下地址发送 5 - 7 个连接：
2013-11-10 23:17:54 Deny 192.168.60.5 93.215.212.162 6881/udp 6881 6881
2013-11-10 23:18:05 Deny 192.168.60.5 87.76.0.83 29872/udp 6881 29872
2013-11-10 23:18:05 Deny 192.168.60.5 5.164.188.224 6881/udp 6881 6881
2013-11-10 23:18:05 Deny 192.168.60.5 80.61.45.206 6881/udp 6881 6881
2013-11-10 23:18:34 Deny 192.168.60.5 37.117.204.129 6881/udp 6881 6881
2013-11-10 23:18:34 Deny 192.168.60.5 71.67.101.30 51413/udp 6881 51413
2013-11-10 23:18:34 Deny 192.168.60.5 89.28.92.191 8621/udp 6881 8621
2013-11-10 23:18:34 Deny 192.168.60.5 94.244.157.85 28221/udp 6881 28221
2013-11-10 23:18:34 Deny 192.168.60.5 213.241.61.240 9089/udp 6881 9089
2013-11-10 23:18:45 Deny 192.168.60.5 88.163.28.100 52721/udp 6881 52721
2013-11-10 23:18:45 Deny 192.168.60.5 37.55.190.20 10027/udp 6881 10027
2013-11-10 23:18:45 Deny 192.168.60.5 62.72.188.146 14306/udp 6881 14306
2013-11-10 23:19:14 Deny 192.168.60.5 85.53.244.205 51413/udp 6881 51413
2013-11-10 23:19:14 Deny 192.168.60.5 67.163.18.215 52130/udp 6881 52130
2013-11-10 23:19:14 Deny 192.168.60.5 86.172.105.140 9089/udp 6881 9089
2013-11-10 23:19:14 Deny 192.168.60.5 99.28.56.121 52383/udp 6881 52383
2013-11-10 23:19:14 Deny 192.168.60.5 109.60.184.249 46217/udp 6881 46217
2013-11-10 23:19:25 Deny 192.168.60.5 121.107.144.174 21135/udp 6881 21135
2013-11-10 23:19:25 Deny 192.168.60.5 84.39.116.180 48446/udp 6881 48446
2013-11-10 23:19:25 Deny 192.168.60.5 183.238.254.62 openvpn/udp 6881 1194
这很可怕，因为它似乎被黑客入侵并发送信息。有人在他们的 QNAP NAS 上观察到过这种行为吗？
答案1
这就是 bittorrent 流量。更具体地说，这是由分布式哈希表（DHT）协议。甚至还有关于它的帖子QNAP 论坛