File: Heartbeat.zip ... Link

"Heartbeat" is a trademarked high-availability and disaster recovery software by .

: Developers use "Heartbeat" systems to monitor TCP connections between a client and server to ensure the link hasn't been dropped by a router or network issue. File: HEARTBEAT.zip ...

In a European rail context, a file named WSDL-Austausch-TAF-TAP-TSI-Nachrichten-und-Heartbeat.zip is used by (German Railway Infrastructure). File: HEARTBEAT.zip ...