Cisco Discovery Networking for Homes and Small Businesses JEOPARDY Chapter 7 Router Acronyms Modes WAN WAN Router Router Wireless Wi-Fi 802.11 Security Potpourri Devices Encapsulation Services Basics Commands ►►► Final Jeopardy ◄◄◄ 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Acronyms 100 RF Question A: What is Radio Frequency? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Acronyms 200 STA Question A: What is STAtion or a basic network device? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Acronyms 300 SSID Question A: What is the Service Set Identifier? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Acronyms 400 IBSS Question A: What is the Independent Basic Service Set (Ad-hoc)? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Acronyms 500 CMSA/CA Question A: What is Carrier Sense Multiple Access with Collision Avoidance ? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wireless Devices 100 This device controls all communications and ensures that all STAs have equal access to the medium. Question A: What is an Access Point? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wireless Devices 200 This device is used to connect two wired networks through a wireless link using an unlicensed frequency with a distance of up to 40 km (25 mi). Question A: What is a wireless bridge? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wireless Devices 300 These devices can be classified as directional or Omni-directional. Question A: What are antennas? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wireless Devices 400 An integrated router functions as these devices. Question A: What are a switch, a router and an AP? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wireless Devices 500 This device allows the host to attach to the WLAN and may include wireless utility software. Question A: What is a wireless NIC? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wi-Fi 100 The frequency used by 802.11b. Question A: What is 2.4 GHz? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wi-Fi 200 The maximum range of 802.11g. Question A: What is 100 m? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wi-Fi 300 The frequency used by 802.11a. Question A: What is 5 GHz? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wi-Fi 400 The maximum data rate of 802.11. Question A: What is 2 Mbps? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Wi-Fi 500 The maximum data rate of 802.11b. Question A: What is 11 Mbps? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 802.11 100 The standard(s) with a maximum data range of 100 m. Question A: What are 802.11b and 802.11g? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 802.11 200 The standard with a maximum data range of 250 m. Question A: What is 802.11n? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 802.11 300 The standard with a 54 Mbps data rate and a maximum range of 50 m. Question A: What is 802.11a? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 802.11 400 The standard with a maximum data rate that’s 10 times faster than 802.11g. Question A: What is 802.11n? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 802.11 500 The that is increasingly difficult to find equipment that’s compliant with it. Question A: What is 802.11a? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Security 100 The default values of an AP that should be modified. Question A: What is the SSID, username and password? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Security 200 This information is required if a STA wants to connect to an AP, but should not be broadcast to increase security. Question A: What is the SSID? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Security 300 This process allows the network admin to list the physical address of machines that may attach to a WLAN. Question A: What is MAC address filtering? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Security 400 Open, PSK and EAP are examples of this. Question A: What is authentication? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Security 500 Keeping a snoop from viewing your data is done through this. Question A: What is encryption? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Potpourri 100 This line of sight communication is commonly used in a one-to-one implementation of wireless communication. Question A: What is IR? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Potpourri 200 The strongest wireless encryption commonly implemented on integrated routers. Question A: What is WPA? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Potpourri 300 This technology is limited to lowspeed, short range communications and uses the 2.4 GHz frequency. Question A: What is Bluetooth? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Potpourri 400 Wi-Fi conversations take place on these divisions of an RF spectrum. Question A: What are channels? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Potpourri 500 The amount of overlap in signals that should be present when using two or more APs. Question A: What is 10%? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Final Jeopardy These messages are part of the reservation system used in wireless communication. Question A: What are RTS, CTS, and ACK? 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500