Acronym meanings of OSPF. Acronym & meanings of OSPF

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OSPF

Open Shortest Path First

Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into

Administrative distance

Routing Information Protocol. This is because, by default on Cisco routers, OSPF has a default administrative distance of 110 and RIP has a default administrative

Link-state advertisement

OSPF routing protocol for the Internet Protocol (IP). It communicates the router's local routing topology to all other local routers in the same OSPF

Link-state routing protocol

Examples of link-state routing protocols include Open Shortest Path First (OSPF) and Intermediate System to Intermediate System (IS-IS). The link-state protocol

IS-IS

by collecting the flooded link-state information from other routers. Like OSPF, IS-IS uses Dijkstra's algorithm for computing the best path through the

IP header

be data for an internet layer (e.g., ICMP or ICMPv6) or link layer (e.g., OSPF) instead. Two different versions of IP are used in practice today: IPv4 and

Interior gateway protocol

routing protocols. Specific examples of IGPs include Open Shortest Path First (OSPF), Routing Information Protocol (RIP), Intermediate System to Intermediate

Routing protocol

Interior gateway protocols type 1, link-state routing protocols, such as OSPF and IS-IS Interior gateway protocols type 2, distance-vector routing protocols

Internet Protocol

DHCP (v6) DNS FTP HTTP (HTTP/3) HTTPS IMAP IPP IRC LDAP MGCP MQTT NNTP NTP OSPF POP PTP ONC/RPC RTP RTSP RIP SIP SMTP SNMP SSH Telnet TLS/SSL XMPP more.

Wildcard mask

indicate the size of a network or subnet for some routing protocols, such as OSPF. To indicate what IP addresses should be permitted or denied in access control