snort+acid安装完后的问题

Question

在192.168.0.2上安装了snort+acid，发现好多如下类似的icmp包，是192.168.0.2有问题吗？谁能给我解释一下，谢谢！

[**] [1:486:5] ICMP Destination Unreachable Communication with Destination Host is Administratively Prohibited [*
*]
[Classification: Misc activity] [Priority: 3]
05/21-13:33:15.272500 192.168.0.2 -> 192.168.0.3
ICMP TTL:255 TOS:0xC0 ID:17971 IpLen:20 DgmLen:76
Type:3  Code:10  DESTINATION UNREACHABLE: ADMINISTRATIVELY PROHIBITED HOST FILTERED
** ORIGINAL DATAGRAM DUMP:
192.168.0.3:1613 -> 192.168.0.2:139
TCP TTL:122 TOS:0x0 ID:46031 IpLen:20 DgmLen:48 DF
******S* Seq: 0xBE1BF571  Ack: 0x0  Win: 0xFFFF  TcpLen: 28
** END OF DUMP

Answer 1

怎么没人告诉我？大家没有遇到过吗？

Answer 2

tcpdump扫描端口  查看