Answer Happy

QUESTION 16 1 points Save Antwer Within a single AS, what is meant by hot potato routing? A situation in which inefficiencies in routing causes a datagram to enter a cycle and revisit routers that it already passed through during the same trip A situation where a router or SDN controller with two gateway options for a datagram leaving the As will plan a route to the nearest gateway with respect to costs within the AS and without considering subsequent inter AS costs. The round robin pinging of routers within an AS to determine which ones have gateway access Oscillations in optimal routing that are introduced when optimal routes get saturated with traffic, causing them to become sub optimal in future routing calculations. QUESTION 17 1 points Save Arwel At the link layer, what is the purpose of a cyclic redundancy check (CRC)? To help determine whether there are any bit errors in a received frame To be used as a hash value to associate an ACK response with a successfully received frame To help establish the authenticity of the data in a frame, which helps thwart IP spoofing attacks To help deduplicate frames that are accidentally received twice (o 9. due to no ACK, colition or multi-path Interference)

QUESTION 18 1 points Sve Auswer In what scenario is TOMA (with 10 time slots per round) a more efficient and fair protocol than ALOHA in a multi-access communication channel? Only when there is a single station transmitting When there are 9 or 10 stations transmitting simultaneously When there are 2 or 3 stations transmitting simultaneously When there are significantly more than 10 stations transmitting simultaneously, NISSTION 19 1 points