Open Shortest Path First (OSPF) is the most popular routing protocol used within the roughly 35,000 autonomous systems into which the Internet is divided.

Open Shortest Path First (OSPF) is the most popular routing protocol used within the roughly 35,000 autonomous systems into which the Internet is divided.

Cisco also warned on Thursday that several of its products are vulnerable to a bug involving Open Shortest Path First (OSPF), a routing protocol for IP networks.

Open Shortest Path First (OSPF) is a widely implemented routing protocol used to determine the best paths for data to travel within a network.

Open Shortest Path First (OSPF) is a widely implemented routing protocol used to determine the best paths for data to travel within a network.