ccna exam sample test

ccna exam sample test

My Address: 10.1.12.1 1800s , and is a fixed value LSP Seq Num LSP Checksum LSP Holdtime Integrated IS-IS and OSPF are 20 century 80 late-defined, which is about 1988 years. OSPF actually evolved from an earlier version of IS-IS , but it uses IP as a precondition. The core concepts of OSPF , such as the proliferation of link state information, the SPF algorithm, and the use of designated routers in the broadcast link, are borrowed from the IS-IS early version. Router(cfg-ip-expl-path)#next-address 10.1.12.2 !! Note the input order Using domain authentication, IIH packet, CSNP , PSNP is not carrying authentication information, LSP is used to carry the authentication TLV . On the point-to-point link, the neighbor uses PSNP to acknowledge the new LSP . When the source router receives the PSNP acknowledgement sent by the neighbor , it stops sending new LSPs to this neighbor . In the LAN ,ccna exam sample test, there is no clear PSNP confirmation. The lost LSP can be detected. If any of the LSP missing or expired, Router are to PSNP send a request form to request retransmission of the LSP .