Missing debian package dependency: ethtool

# su - htx
..... (snipped) .....

Creating mdt.xyzlink ...
Discovering test network...
No comdev, set defualt host_number
Creating profile template... /usr/lpp/htx//bpt
sh: 1: ethtool: not found
sh: 1: ethtool: not found
Running command ..
 /usr/lpp/htx//bin//auto   enP9p7s0f0 enP9p7s0f1
Found single system configuration.Your network setup looks like...
enP9p7s0f0 -> enP9p7s0f1