dhcping

CentOS 7

yum install epel-release
yum install dhcping

FreeBSD 10

cd /usr/ports/net/dhcping
make install clean
# положительный ответ
dhcping -s 192.168.112.1
Got answer from: 192.168.112.1
# отрицательный ответ
dhcping -s 10.0.25.8
no answer