bidentd software package provides Bisqwit's identd for NAT proxying, you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bidentd
bidentd is installed in your system.
Make ensure the bidentd package were installed using the commands given below,
$ sudo dpkg-query -l | grep bidentd *
You will get with bidentd package name, version, architecture and description in a table
| Distro | Ubuntu 17 04 zesty zapus |
| Section | Network |
| Package | bidentd |
| Version | 1.1.4-1.1 |
| Description | Bisqwit's identd for NAT proxying |
| Sub Section | net |