本帖最后由 cN30 于 2024-8-8 11:27 编辑
@爱快技术支持01
爱快把6666端口映射给了设备A,目前设备A上的6666端口未启用任何服务,但我抓包发现爱快的upnp的1900端口会给我的6666发送数据,这是为什么呢?是在探索设备A的6666端口是否活跃吗?
- 11:14:41.815790 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [S.], seq 3107483166, ack 977578785, win 64240, options [mss 1460,nop,nop,sackOK,nop,wscale 7], length 0
- 11:14:41.815792 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [S.], seq 3107483166, ack 977578785, win 64240, options [mss 1460,nop,nop,sackOK,nop,wscale 7], length 0
- 11:14:41.816233 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], ack 118, win 501, length 0
- 11:14:41.816233 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], ack 118, win 501, length 0
- 11:14:41.816295 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], seq 1:1401, ack 118, win 501, length 1400
- 11:14:41.816296 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], seq 1:1401, ack 118, win 501, length 1400
- 11:14:41.816345 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [P.], seq 1401:2735, ack 118, win 501, length 1334
- 11:14:41.816346 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [P.], seq 1401:2735, ack 118, win 501, length 1334
- 11:14:41.816357 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [F.], seq 2735, ack 118, win 501, length 0
- 11:14:41.816357 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [F.], seq 2735, ack 118, win 501, length 0
- 11:14:41.816579 eth0 P IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], ack 119, win 501, length 0
- 11:14:41.816580 br0 In IP 192.168.2.2.1900 > 192.168.2.1.6666: Flags [.], ack 119, win 501, length 0
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