Ch.20 Implementing OSPF

Question 1

What is the first step to begin the OSPF configuration on a router

Answer 1

router ospf process-id global command

Question 2

What does the wildcard 0.0.0.0 mean in OSPF configuration

Answer 2

Compare all four octets. in other words, the numbers must exactly match

Question 3

What does the wildcard 0.0.0.255 mean in OPSF configuration

Answer 3

Compare the first three octets only. Ignore the last octet when comparing the numbers

Question 4

What does the wildcard 0.0.255.255 mean in OPSF configuration

Answer 4

Compare the first two octets only. Ignore the last two octets when comparing the numbers

Question 5

What does the wildcard 0.255.255.255 mean in OPSF configuration

Answer 5

Compare the first octet only. Ignore the three octets when comparing the numbers

Question 6

What does the wildcard 255.255.255.255 mean in OPSF configuration

Answer 6

Compare nothing; this wildcard mask means that all addresses will match the network command

Question 7

What is the first step in verifying ospf configuration

Answer 7

show running-config command to examine the configuration

Question 8

What is the second step in verifying ospf configuration

Answer 8

show ip ospf interface [brief] command to determine whether the router enabled ospf on the correct interfaces or not based on the configuration