IS-IS elects a DIS on a broadcast network. Which of the following statements regarding DIS are true? (Choose three.)

Last Updated on September 27, 2021 by Admin 2

IS-IS elects a DIS on a broadcast network. Which of the following statements regarding DIS are true? (Choose three.)

  • DIS preemption is supported. After successful DIS preemption, LSPs do not need to be flooded.
  • IS-IS elects the DIS by comparing preferences. If the preferences are the same, IS-IS compares MAC addresses.
  • On a broadcast network, the DIS sends Hello PDUs at a frequency that is three times the frequency of non-DIS routers.
  • The DIS periodically sends CSNPs to ensure LSDB synchronization.
0 0 votes
Article Rating
Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments