nmap modem出现的问题

shell

nmap -O 192.168.1.1

Starting nmap V. 3.00 ( www.insecure.org/nmap/ )
Insufficient responses for TCP sequencing (0), OS detection may be less accurate
Insufficient responses for TCP sequencing (0), OS detection may be less accurate
Insufficient responses for TCP sequencing (0), OS detection may be less accurate
Interesting ports on  (192.168.1.1):
(The 1596 ports scanned but not shown below are in state: filtered)
Port       State       Service
21/tcp     open        ftp
23/tcp     open        telnet
80/tcp     open        http
668/tcp    closed      unknown
1547/tcp   closed      laplink
No exact OS matches for host (If you know what OS is running on it, see http://www.insecure.org/cgi-bin/nmap-submit.cgi).
TCP/IP fingerprint:
SInfo(V=3.00%P=i386-redhat-linux-gnu%D=3/11%Time=4231A1D6%O=21%C=668)
T1(Resp=Y%DF=N%W=3E80%ACK=S++%Flags=AS%Ops=M)
T1(Resp=N)
T2(Resp=N)
T3(Resp=N)
T4(Resp=N)
T5(Resp=N)
T6(Resp=N)
T7(Resp=N)
PU(Resp=N)



Nmap run completed -- 1 IP address (1 host up) scanned in 41 seconds



之后就不能上网了,换个ip就行了,请问modem是限制了哪些协议端口通信?


modem有这样的一个防火墙 ?

th0ri4

调整你的扫描参数就可以了，被拖入黑名单而已。

shell

那请问modem是限制了哪些协议端口通信?

Yuri

肯能使icmp