dhcpcd5 software package provides DHCPv4, IPv6RA and DHCPv6 client with IPv4LL support, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dhcpcd5
dhcpcd5 is installed in your system.
Make ensure the dhcpcd5 package were installed using the commands given below,
$ sudo dpkg-query -l | grep dhcpcd5 *
You will get with dhcpcd5 package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | dhcpcd5 |
| Version | 6.10.1-1 |
| Description | DHCPv4, IPv6RA and DHCPv6 client with IPv4LL support |
| Sub Section | Net |