i need a expert in computer science

i have three parts...i need 2nd parts only now

Submit the completed Springfield Device and STP Configurations (Part 1)

gurations: Worcester Subnetting Configurations and Boston Site Protocol, Route Summarization, and Topology Improvements (Part 2)

Submit the following completed configurations: Sacramento Site VLAN, Routing on a Stick(ROS) and DHCP Implementation, Los Angeles Site Management Technologies, xACME WAN - WAN Implementation and Secure Communications (Part 3)