To install z8530-utils2 just follow these instructions.
/kali/kali/main///install/index.html Utilities for Z8530 based HDLC cards for AX.25 the kernel driver for Z8530 based SCC cards. Kali Linux 2017.1 hamradio 3.0-1-9
sudo apt-get install z8530-utils2
Which will install z8530-utils2 and any other packages on which it depends.
|Maintainer||Debian Hamradio Maintainers
|Description||Utilities for Z8530 based HDLC cards for AX.25 the kernel driver for Z8530 based SCC cards.|