drbd8-utils software package provides RAID 1 over tcp/ip for Linux utilities, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install drbd8-utils
drbd8-utils is installed in your system.
Make ensure the drbd8-utils package were installed using the commands given below,
$ sudo dpkg-query -l | grep drbd8-utils *
You will get with drbd8-utils package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Administration Utilities |
| Package | drbd8-utils |
| Version | 2:8.3.13-2 |
| Description | RAID 1 over tcp/ip for Linux utilities |
| Sub Section | Admin |