What would happen if after long period of inactivity the server become a “silent” device i.e. device that does not transmit traffic for extended periods of time

What would happen if after long period of inactivity the server become a “silent” device i.e. device that does not transmit traffic for extended periods of time because can result in a loss of service binding? These periods of inactivity, thus making the device effectively unreachable (for example for a WAKE-ON-LAN packet) [1]. The diagrams in the article are just gorgeous, can you share the drawing tools being used here? [1] Shortest Path Bridging Architecture guide: https://www.al-enterprise.com/-/media/assets/internet/documents/spb-architecture-tech-brief-en.pdf https://www.al-enterprise.com/-/media/assets/internet/docume...