NMAP端口扫描，监测主机状态

  • Z时代
  • 2024-01-10
  • 分类：综合

编程

nmap -sP 仅执行ping 扫描 

[root@k8s-master chaper02]# nmap -sP 192.168.198.89
Starting Nmap 6.40 ( http://nmap.org ) at 2020-08-02 22:58 CST
Nmap scan report for k8s-node-1 (192.168.198.89)
Host is up (0.00073s latency).
MAC Address: 00:0C:29:8F:F3:E8 (VMware)
Nmap done: 1 IP address (1 host up) scanned in 0.25 seconds
[root@k8s-master chaper02]# nmap -sP 192.168.198.89,88,90
Starting Nmap 6.40 ( http://nmap.org ) at 2020-08-02 23:00 CST
Nmap scan report for k8s-master (192.168.198.88)
Host is up.
Nmap scan report for k8s-node-1 (192.168.198.89)
Host is up (0.00030s latency).
MAC Address: 00:0C:29:8F:F3:E8 (VMware)
Nmap done: 3 IP addresses (2 hosts up) scanned in 0.35 seconds

针对TCP 端口的扫描

[root@k8s-master chaper02]# nmap -n -sT 192.168.198.89
Starting Nmap 6.40 ( http://nmap.org ) at 2020-08-02 23:03 CST
Nmap scan report for 192.168.198.89
Host is up (0.0024s latency).
Not shown: 999 closed ports
PORT   STATE SERVICE
22/tcp open  ssh
MAC Address: 00:0C:29:8F:F3:E8 (VMware)
Nmap done: 1 IP address (1 host up) scanned in 0.45 seconds

针对指定的端口扫描：

[root@k8s-master chaper02]# nmap -n -sS -p 80 192.168.198.89
Starting Nmap 6.40 ( http://nmap.org ) at 2020-08-02 23:05 CST
Nmap scan report for 192.168.198.89
Host is up (0.00051s latency).
PORT   STATE  SERVICE
80/tcp closed http
MAC Address: 00:0C:29:8F:F3:E8 (VMware)
Nmap done: 1 IP address (1 host up) scanned in 0.51 seconds

针对UDP端口扫描

[root@k8s-master chaper02]# nmap -n -T5 -sU  192.168.198.89
Starting Nmap 6.40 ( http://nmap.org ) at 2020-08-02 23:10 CST
Warning: 192.168.198.89 giving up on port because retransmission cap hit (2).
Nmap scan report for 192.168.198.89
Host is up (0.00077s latency).
Not shown: 983 open|filtered ports
PORT      STATE  SERVICE
631/udp   closed ipp
2362/udp  closed digiman
16449/udp closed unknown
16919/udp closed unknown
17338/udp closed unknown
18980/udp closed unknown
19625/udp closed unknown
22043/udp closed unknown
23531/udp closed unknown
26407/udp closed unknown
30544/udp closed unknown
33872/udp closed unknown
40866/udp closed unknown
49211/udp closed unknown
52225/udp closed unknown
58075/udp closed unknown
58178/udp closed unknown
MAC Address: 00:0C:29:8F:F3:E8 (VMware)
Nmap done: 1 IP address (1 host up) scanned in 13.65 seconds

 

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