Exam H12-811 topic 1 question 10 discussion

As respostas corretas são A, B e C. Explicação: Os pacotes OSPF (Open Shortest Path First) incluem: HELLO: Usado para descobrir e manter vizinhos OSPF, e para verificar a conectividade entre eles. LSR (Link State Request): Usado para solicitar informações de estado de link de um vizinho. LSU (Link State Update): Usado para enviar informações de estado de link para vizinhos. D. LSA (Link State Advertisement) não é um tipo de pacote, mas sim o tipo de mensagem contida dentro dos pacotes LSU que transportam informações sobre o estado dos links.

A,B,C. D is not a packet, LSA is routing information or LSA headers are in DD and LSAck packets.

All are correct. List of OSPF packets: Hello Database Description (DD) Link-State Advertisement (LSA) Link-State Request (LSR) Link-State Update (LSU) Link-State Acknowledgment (LSAck) Intra-Area Router Summary (IASR) Autonomous System External (ASE) Not-So-Stubby Area (NSSA) LSA Intra-Area Router Summary LSA for Internal Routing Redistribution External LSA

Aaaaaa

All the given options are correct. https://techhub.hpe.com/eginfolib/networking/docs/switches/5500hi/5998-5330_l3-ip-rtng_cg/content/351988006.htm#:~:text=Type%E2%80%94OSPF%20packet%20type%20from,where%20the%20advertising%20router%20resides.

The answer is ABCD

All the above

A,B,C,D

A B and C are correct answers. HELLO: Used to discover and maintain neighbor relationships. HELLO packets are sent periodically to each interface enabled for OSPF3. Link-State Request (LSR): Used to request more information about LSAs that are not known or are more recent. LSR packets are sent after receiving DBD packets3. Link-State Update (LSU): Used to send requested LSAs or to flood new or updated LSAs. LSU packets contain one or more LSAs and are acknowledged by Link-State Acknowledgment packets3