Nature and target：
l Describe the Campus Infrastructure module of the ECNM.
l Define VLANs to segment network traffic and manage network utilization.
l Explain the procedure for configuring both 802.1Q and ISL trucking
l Describe WLANs.
l Describe and configure switch infrastructure to support voice.
l Describe and implement security features in a switched network.
Position:Course Searching
