rlm_realm(5) on Linux
The text 35c8a6d5f765, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
FreeRADIUS Module
The text 35c8a6d5f765, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
FreeRADIUS Module