--------------------------------------- : Taken from "Cisco Certification : .: Bridges, Routers and Switches for CCIEs" :. : Second Edition : --------------------------------------- .: Page 395 (Bruce Caslow) :. ----------------------- Network Type | Hello | Dead | DR/BDR Elections --------------------|-------|------|----------------- Broadcast | 10 | 40 | DR/BDR --------------------|-------|------|----------------- Point-to-Point | 10 | 40 | no DR/BDR --------------------|-------|------|----------------- Non-Broadcast | 30 | 120 | DR/BDR --------------------|-------|------|----------------- Point-to-Multipoint | 30 | 120 | no DR/BDR --------------------+-------+------+-----------------