Where might the Null Object pattern be useful?
1 answer:
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Solution :
Set up the router as follows:
On the Shelf, expand the Routers. And read the description for each of the devices. Drag the Ethernet router with the firewall to the Workspace.
Connection of the router as follows:
Above the router, select the Back to switch to the back view of the router. Then select the cable currently connected to the wall plate and then drag it to a port on the router. Above the Dorm-
computer, select
to switch to the back view of the computer. On the Shelf, expand Cables. Select a Cat5e
cable. In the Selected Component window, drag the connector to the
port on the computer. In the Selected Component window, drag the other connector to a
port on the router. Select a Cat5e
cable. In the Selected Component window, drag a connector to the
port on the router. In the Selected Component window, drag the other connector to the port on the wall plate.
Provide power to the router as follows:
On the Shelf, select the power adapter. In the Selected Component window, drag the DC power connector to the power port on the router. In the Selected Component window, drag the AC adapter connector to the surge protector. Above the router, select Front to switch to the front view to verify power and network activity lights.
Request new information from the router for Dorm-PC as follows:
On the monitor, select Click to view
.In the Search field on the taskbar, enter command prompt. Under Best Match, select Command Prompt. Enter
/renew and press
to request new
information from the router. In the notification area, right-click the Network icon and select Open Network and Sharing Center. The network information map should indicate an active connection to the Firewall Network and the internet.
Configure Windows Firewall on as follows:
In Network and Sharing, select Windows Firewall. From the left menu, select Turn Windows Firewall on or off. Under Private network settings, select Turn on Windows Firewall. Under Public network settings, select Turn on Windows Firewall. Click OK.