isc-dhcp-client-udeb software package provides ISC DHCP Client for debian-installer, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install isc-dhcp-client-udeb
isc-dhcp-client-udeb is installed in your system.
Make ensure the isc-dhcp-client-udeb package were installed using the commands given below,
$ sudo dpkg-query -l | grep isc-dhcp-client-udeb *
You will get with isc-dhcp-client-udeb package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | debian-installer udeb packages |
| Package | isc-dhcp-client-udeb |
| Version | 4.3.1-6+deb8u2 |
| Description | ISC DHCP Client for debian-installer |
| Sub Section | Debian-installer |