Please need your assistance to understand "What is SLOT TIME " and how Ethernet tries to avoid late collisions at all costs, and late collisions. Slot time is a concept in computer networking. It is at least twice the time it takes for an electronic pulse (OSI Layer 1 - Physical) to travel the length of the maximum theoretical distance between two nodes. In CSMA/CD networks such as Ethernet, the slot time is an upper limit on the. Slot Time - Wartezeit. Slot Time. ist die Grundeinheit in Mikrosekunden für die einzuhaltende Pause Bei Ethernet enthält das kleinste Frame 64 Byte bzw.