O'Reilly logo

JUNOS Automation Cookbook by Adam Chappell

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

OSPF primer

OSPF Version 2 was first specified in IETF RFC 1247 in 1991. Version 2 was mainly a response to critique and early operational experience of the original draft specification, and while many extensions and additions have been made to the protocol, they are generally backwardly compatible with this specification. OSPF operates within the TCP/IP protocol suite, unlike ISIS, but otherwise behaves in a very similar manner. Each router within the interior domain floods link state advertisements (LSAs) sharing information with all other routers about itself, its neighbors and their IP-layer attachments. Receiving routers receive LSAs, build a topology graph, execute a Djikstra-style shortest path first algorithm on the graph and install ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required