heartbeat
heartbeat is a basic high-availability subsystem for Linux-HA.
- heartbeat - The Heartbeat Subsystem for High-Availability Linux
 - heartbeat-devel - The Heartbeat Subsystem for High-Availability Linux
 - heartbeat-ldirectord - A Monitoring Daemon for Maintaining High Availability Resources
 - libnet - C library for portable packet creation and injection
 - libnet-devel - Development files for the libnet library