nmap 192.168.1.0/24
Starting Nmap 7.12 ( https://nmap.org ) at 2016-12-15 20:53 EST Nmap scan report for accounting.freesoftwareservers.com (192.168.1.217) Host is up (0.000018s latency). Not shown: 994 closed ports PORT STATE SERVICE 22/tcp open ssh 25/tcp open smtp 111/tcp open rpcbind 139/tcp open netbios-ssn 445/tcp open microsoft-ds 2049/tcp open nfs MAC Address: 00:0C:29:60:45:75 (VMware)
showmount -e 192.168.1.217