Your company has a branch office. The office has two 48-port network switches named Switch1 and Switch2. The company pur

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Your company has a branch office. The office has two 48-port network switches named Switch1 and Switch2.
The company purchases several new computers that have identical hardware. The new computers run Windows 7.
The help desk reports that the new computers that connect to Switch1 are unable to connect to network resources and do not receive IP configurations from the
DHCP server.
Existing computers that connect to Switch1 can access network resources. The new computers that connect to Switch2 can also access network resources.
You need to ensure that all computers can connect to network resources.
What should you do?

A. Re-install the network card driver.
B. Disable IPv6 on the network interface.
C. Disable and then enable the network interface.
D. Disable the AutoNegotiation setting on the network interface.