Which of the following statements is true about the IS-IS operation on the Ethernet?
A . IS-IS uses multicast mode to exchange and control information on the Ethernet.
B . When IS-IS elects DIS on the Ethernet, the comparison rule is that a higher interface priority
C . indicates a higher DIS priority. If the priorities are the same as each other, compare the system I
E . On the Ethernet, IS-IS sends a PSNP periodically to maintain database integrity.
F . On the Ethernet, IS-IS establishes a secure and reliable neighbor relationship using the three-way handshake.
Answer: D