Open Shortest Path First (redirect from OSPF)
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...
74 KB (7,171 words) - 22:25, 15 May 2025
network's topology, aggregating the flooded network information. Like the OSPF protocol, IS-IS uses Dijkstra's algorithm for computing the best path through...
21 KB (3,297 words) - 20:48, 26 May 2025
Link-state advertisement (section OSPF v3)
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...
34 KB (969 words) - 19:25, 22 August 2022
Examples of link-state routing protocols include Open Shortest Path First (OSPF) and Intermediate System to Intermediate System (IS-IS). The link-state protocol...
14 KB (1,920 words) - 04:29, 26 May 2025
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...
13 KB (1,068 words) - 11:42, 19 May 2025
protocol, as its time to converge and scalability are poor compared to EIGRP, OSPF, or IS-IS. However, it is easy to configure, because RIP does not require...
17 KB (2,188 words) - 03:12, 25 June 2024
Shortest Path First (OSPF) that is called Radio-OSPF (ROSPF). ROSPF does not use the OSPF hello protocol for link discovery, etc. Instead, OSPF adjacencies are...
2 KB (319 words) - 08:30, 23 January 2025
will use the Metric from OSPF to set MED. Examples of MED used with BGP when exported to BGP on Juniper SRX # run show ospf route Topology default Route...
65 KB (7,973 words) - 14:34, 25 May 2025
routing protocols. Specific examples of IGPs include Open Shortest Path First (OSPF), Routing Information Protocol (RIP), Intermediate System to Intermediate...
2 KB (236 words) - 15:20, 21 August 2024
Path First (OSPF) refers to these subnets as stub networks. An OSPF stubby area is one which receives routes from other areas in the OSPF domain but for...
5 KB (770 words) - 12:49, 26 April 2025
protocols, most notably IS-IS (Intermediate System to Intermediate System) and OSPF (Open Shortest Path First). It is also employed as a subroutine in algorithms...
45 KB (5,637 words) - 14:13, 14 May 2025
forwarding paths. Link-state routing protocols such as Open Shortest Path First (OSPF) and Intermediate System to Intermediate System (IS-IS) elect a designated...
11 KB (1,522 words) - 22:37, 16 April 2025
California. The name is derived from eXtensible Open Router Platform. It supports OSPF, BGP, RIP, PIM, IGMP, OLSR. The product is designed from principles of software...
7 KB (639 words) - 07:26, 3 April 2023
and was used in OSPF version 1 for this reason. Later work showed that this was not the case, like in the ARPANET sequence bug, and OSPF version 2 replaced...
2 KB (218 words) - 10:04, 8 December 2020
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...
2 KB (236 words) - 16:31, 25 March 2025
LSP-Ping packets. Protocols that support some form of adjacency setup, such as OSPF, IS-IS, BGP or RIP may also be used to bootstrap a BFD session. These protocols...
3 KB (516 words) - 12:36, 19 July 2024
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...
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Interior gateway protocols type 1, link-state routing protocols, such as OSPF and IS-IS Interior gateway protocols type 2, distance-vector routing protocols...
7 KB (739 words) - 03:05, 27 January 2025
network access. R. Coltun; D. Ferguson; J. Moy (July 2008). A. Lindem (ed.). OSPF for IPv6. IETF Network Working Group. doi:10.17487/RFC5340. RFC 5340. Proposed...
6 KB (1,061 words) - 20:14, 27 August 2024
host has to run an interior gateway protocol like Open Shortest Path First (OSPF), and appear as a router to the rest of the network. It advertises virtual...
3 KB (352 words) - 16:10, 10 December 2024
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....
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Protocol (BGP) (PE to PE or PE to CE communication) Open Shortest Path First (OSPF) (PE to CE router communication) Multiprotocol Label Switching (MPLS) (CE...
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between routers than the link-state routing protocol Open Shortest Path First (OSPF). Another example of a distance-vector routing protocol is Babel. The Bellman–Ford...
20 KB (1,647 words) - 03:42, 7 January 2025
provides implementations of the following protocols: Open Shortest Path First (OSPF) Routing Information Protocol (RIP) Border Gateway Protocol (BGP) IS-IS Label...
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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....
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Internetwork Packet Exchange LLARP, Low Latency Anonymous Routing Protocol OSPF, Open Shortest Path First PIM, Protocol Independent Multicast RIP, Routing...
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Internet Group Management Protocol (IGMP) and Open Shortest Path First (OSPF), and in the Internet Control Message Protocol (ICMP) used, among other things...
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routing software suite providing implementations of Open Shortest Path First (OSPF), Routing Information Protocol (RIP), Border Gateway Protocol (BGP) and IS-IS...
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peer-to-peer file sharing and as part of some routing protocols, including OSPF, DVMRP, and those used in ad-hoc wireless networks (WANETs). There are generally...
6 KB (676 words) - 22:56, 28 September 2023
packets are usually implemented with Open Shortest Path First (OSPF) protocol. OSPF's reliable flooding mechanism is implemented by Link State Update...
4 KB (557 words) - 04:55, 4 March 2023