Which connection method do OSPF routers use to communicate with each other?
A.
IP protocol number 89
B.
TCP port 179
C.
UDP port 179
D.
IP protocol number 6
Which connection method do OSPF routers use to communicate with each other?
Which connection method do OSPF routers use to communicate with each other?
For me the correct is: IP protocol number 89
6 –> TCP
89 –> OSPF
179 –> BGP
Reference: http://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml
Anyone has other sugestion?
Certified, dumps are correct and valid
option A is correct
OSPF does not use a TCP/IP transport protocol (UDP, TCP), but is encapsulated directly in IP datagrams with protocol number 89
The answer is the A