OSCAR (Open System for CommunicAtion in Realtime) is AOL‘s flagship instant messaging and presence information protocol. Currently, OSCAR is in use for AOL‘s two main
OBJECT STORAGE DEVICE (OSD): In CEPH, an OSD is a software component residing on each storage node, responsible for storing data as objects, replicating them,
OSPF – Open Shortest Path First (OSPF) is a link-state routing (LSR) protocol that uses Dijkstra algorithm to calculate the shortest/best path for IP packets.