you make the necessary configuration changes so that PC1 and PC2 can communicate across the router. (Hint: A change is required on both PC1 and PC2.)

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Router-PT Routero Switch-PT Switch Switch-PT Switch1 PC-PT PC1 PC-PT PC2 PC1 IP address: 10.1.1.1 PC2 IP address: 12.1.1.1 Router-PT Routero Switch-PT Switch Switch-PT Switch1 PC-PT PC1 PC-PT PC2 PC1 IP address: 10.1.1.1 PC2 IP address: 12.1