sudo arp-scan -l

Interface: eth0, datalink type: EN10MB (Ethernet)
Starting arp-scan 1.8.1 with 256 hosts (http://www.nta-monitor.com/tools/arp-scan/)
192.168.0.52    00:11:32:09:34:71    Synology Incorporated
192.168.0.13    30:10:b3:4f:b7:83    (Unknown)
192.168.0.254    00:24:d4:c0:f7:cd    FREEBOX SA

3 packets received by filter, 0 packets dropped by kernel
Ending arp-scan 1.8.1: 256 hosts scanned in 1.602 seconds (159.80 hosts/sec). 3 responded

real    0m1.609s
user    0m0.112s
sys    0m0.004s

arp-scan

source : http://askubuntu.com/a/407043

ljouhet@myboard:~$ sudo apt-get install arp-scan Lecture des listes de paquets... Fait Construction de l'arbre des dépendances
Lecture des informations d'état... Fait arp-scan est déjà la plus récente version disponible. 0 mis à jour, 0 nouvellement installés, 0 à enlever et 8 non mis à jour.

ljouhet@myboard:~$ arp-scan -l pcap_lookupdev: no suitable device found

ljouhet@myboard:~$ sudo arp-scan -l Interface: eth0, datalink type: EN10MB (Ethernet) Starting arp-scan 1.8.1 with 256 hosts (http://www.nta-monitor.com/tools/arp-scan/) 192.168.0.10 00:11:32:09:34:71 Synology Incorporated 192.168.0.254 00:24:d4:c0:f7:cd FREEBOX SA

2 packets received by filter, 0 packets dropped by kernel Ending arp-scan 1.8.1: 256 hosts scanned in 2.089 seconds (122.55 hosts/sec). 2 responded