Ubuntuでローカル内のIPを調べる

arp-scan

sshで接続したいPCのIPを調べるときに便利。

インストール

sudo apt install arp-scan

使い方

sudo arp-scan -I enp3s0 -l
# enp3s0はNICのインターフェイス名

結果

nterface: wlp3s0, datalink type: EN10MB (Ethernet)
Starting arp-scan 1.9 with 256 hosts (http://www.nta-monitor.com/tools/arp-scan/)
192.168.x.xxx   aa:xx:bb:xx:95:xx   NEC AccessTechnica, Ltd.
192.168.x.xxx   aa:xx:bb:03:75:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:e3:70:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:e2:c6:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:02:07:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:1c:4b:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:2e:cc:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:6b:ec:xx   Hewlett Packard
192.168.x.xxx   aa:xx:bb:75:ec:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:b6:fc:xx   (Unknown)
192.168.x.xxx   aa:xx:bb:08:60:xx   (Unknown)

11 packets received by filter, 0 packets dropped by kernel
Ending arp-scan 1.9: 256 hosts scanned in 2.278 seconds (112.38 hosts/sec). 11 responded

````

以上。