What are the two basic steps that every switching and routing protocol performs?
What is the primary purpose of a TTL mechanism?
Does IP permit all-networks broadcasts?
Is RSTP backward-compatible with STP?
Does EIGRP support load balancing across unequal-cost paths?
How many levels in the topological hierarchy does OSPF support?
How do BGP-4 peers communicate?
Which link-state algorithm does FSPF use?
