Hcip first job

ip Address planning
10.1.1.0/24
10.1.1.0/27 1-31 The backbone 10.1.1.0/30 10.1.1.4/30 10.1.1.8/30 10.1.1.12/30 10.1.1.16/30 10.1.1.20/30 10.1.1.24/30 10.1.1.28/30
11111111 11111111 11111111 111 00000 255.255.255.224
Keep the router if you have any other pc Port standby
10.1.1.32/27 33-62 30
10.1.1.64/27 65-95 31
10.1.1.96/27 97-126 30

10.1.1.128/27 129-159 31 R4
10.1.1.160/27 161-190 30 R5

10.1.1.192/27 193-223 31
10.1.1.224/27 225- 254 30 10.1.1.192/26 r3
Configure according to the topology shown in the figure IP：

R4 r5 establish dhcp r5 You need to create two dhcp
R1r2r3r4r5 Write the target network segment and the next ：
Guarantee pc3 And pc4.5 Communication is redundant ：
verification ：