... Fullname:_________________________________Class:_____________CCNA2SKILLBASEDEXAMINATION Number 2Duration:90minutesNodocumentsallowed Configuration requirements: (6 marks) 1. Calculating the subnet addressing for the ... for PC1 and the last usable host address for PC2. 4. Enable routing on R1,R2, R3, R4, R5 and R6 by using the dynamic routing protocol as OSPF. Challenge questions: (4 marks) 1. Stopping Unnecessary...