Computer Network

Question 24 If UDP packets are used for Traceroute, these two ICMP error codes help trace the path to the destination. echo request, TTL expired destination network unreachable, TTL expired echo request, destination host unreachable TTL expired, destination port unreachable Question 25 Telephone network is a good example of a circuit switched network True False Question 26 Fiber optics is the preferred long haul guided transmission media, particularly for overseas links. True False 2 pts 1 pts 2 pts