Implementing switches in the network. Composite Network Model. Configuring VLAN and VTP. Propagating VLAN information over VTP. Management of redundant links over Spanning Tree Protocol. Improvements to Spanning Tree Protocol. Implementing multi-layer switching in the network. Increasing InterVLAN routing. Improving performance of IP routing over multilayer switching. Improving the accessibility of multilayer switched networks. Implementing HSRP to obtain failure tolerant routing. Cisco AVVID services and applications. Managing large broadcasts over IP multicast. Implementing QoS in multi-tier switched networks. Use of QoS to meet the service levels required by the application. Providing multi-layer networks and eliminating unwanted traffic. Optimization of multilayer networks. Expanding a campus using Metropolitan Ethernet.