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You are the network administrator for RouterSim.com. A user cannot reach the corporate server from their remote office. The IP address of the host is 192.168.254.10/24, the default gateway of the host is 192.168.254.1, and the server is 192.168.10.10/24. You have the user type the following from a DOS prompt: ping 192.168.254.10; this is unsuccessful. You then have the user type: ping 127.0.0.1; this is also unsuccessful. What could the problem be?