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CCNA® Cisco Certified Network Associate: Study Guide, Seventh Edition by Todd Lammle

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Answers to Review Questions

1. D. Switches do not propagate VLAN information by default; you must configure the VTP domain. VLAN Trunk Protocol (VTP) is used to propagate VLAN information across a trunked link.

2. B, E, F. A router connected to a switch that provides inter-VLAN communication is configured using subinterfaces. The switch port connected to the router must be using either ISL or 802.1Q trunking protocol, and the hosts are all connected as access ports, which is the default on all switch ports.

3. C. Although you can use either 100Mbps or 1Gbps Ethernet, the 100Mbps is necessary at a minimum and is the best answer to this question. You need to trunk the link from the switch to the router to make this connection work with inter-VLAN ...

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