Simple Network Problem (Router/LAN/WAN)

PLEASE help!!!! Thanks!!

1. In the diagram above, which router is the Master router? *

Router A

Router B

Routers A and B

There is no master router, all routers work independently

2. How many total hosts are in Workgroup A? *

9

6

3

4

3. How many routers are directly responsible for routing traffic between the LAN and WAN segments in the diagram above?

1

3

2

None

4. True or False: If every part of this network is operating as expected, every one of the hosts on these LAN segments be able to ping google.com? *

True

False

5. Consider the firewall on Router A is enabled. If we want a host in Workgroup A to be able to communicate to google.com over the HTTP protocol, which port would need to be open on the firewall?

53

22

80

443

Network Diagram Interne Router A Router B Router Switch A Hub Switch B Ul Hub Hub Hub A Hub B Hub roup A Workgroup