Week 8: Network Services, Ports, Wi-Fi, and Configuration

210 instructional minutes | five 42-minute lessons

This week adds the service and configuration layer: ports/protocols, Wi-Fi and short-range wireless, networked host services/appliances, DNS, DHCP, VLAN, VPN, NAT, and gateway behavior.

Lesson sequence

1. DNS, DHCP, NAT, VLAN, and VPN
2. TCP, UDP, and the Complete A+ Port Set
3. Wi-Fi, Bluetooth, NFC, and RFID
4. Network Services and SOHO Design Lab
5. Service and Wi-Fi Failure Challenge

Evidence you will produce

• DNS/DHCP/VLAN/VPN configuration map;
• complete port/service reference;
• wireless technology comparison;
• networked-host/service dependency design;
• configuration/service failure ticket.

A+ alignment

Primary coverage: Core 1 objectives 2.1, 2.2, 2.3, and 2.4.

Safety boundary

No live wireless probing, credential collection, deauthentication, scanning, or infrastructure modification. Use supplied or fictional systems only.