Complex sentence: HSR (High-availability Seamless Redundancy, pronounce: HASAR) is a redundancy protocol for Ethernet (IEEE 802.3) networks that provides zero-time failover in case of failure of one component.
Split into simpler sentences: HSR (High-availability Seamless Redundancy, pronounce: HASAR) is a redundancy protocol for Ethernet (IEEE 802.3) networks. It provides zero-time failover in case of failure of one component.