Which two statements are true regarding classless routing protocols?

ccna2-answer
ccna2-exam
dynamic-routing

#1

Which two statements are true regarding classless routing protocols? (Choose two.)

  1. sends subnet mask information in routing updates*
  2. sends complete routing table update to all neighbors
  3. is supported by RIP version 1
  4. allows for use of both 192.168.1.0/30 and 192.168.1.16/28 subnets in the same topology*
  5. reduces the amount of address space available in an organization