R1_Core_Primary#sh run
Building configuration...

Current configuration : 2247 bytes
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version 12.4
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
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hostname R1_Core_Primary
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enable password tech
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ip dhcp pool classe_1
 network 172.16.64.32 255.255.255.224
 default-router 172.16.64.62
ip dhcp pool classe_2
 network 172.16.64.64 255.255.255.224
 default-router 172.16.64.94
ip dhcp pool classe_3
 network 172.16.64.96 255.255.255.224
 default-router 172.16.64.126
ip dhcp pool classe_4
 network 172.16.64.128 255.255.255.224
 default-router 172.16.64.158
ip dhcp pool classe_5
 network 172.16.64.160 255.255.255.224
 default-router 172.16.64.190
ip dhcp pool Administratif
 network 172.16.0.0 255.255.224.0
 default-router 172.16.31.254
ip dhcp pool Commercial
 network 172.16.32.0 255.255.224.0
 default-router 172.16.63.254
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spanning-tree mode pvst
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interface FastEthernet0/0
 ip address 192.168.0.3 255.255.255.0
 duplex auto
 speed auto
 standby version 2
 standby 100 ip 192.168.0.1
 standby 100 priority 110
 standby 100 preempt
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interface FastEthernet0/0.1
 encapsulation dot1Q 2
 ip address 172.16.64.62 255.255.255.224
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interface FastEthernet0/0.2
 encapsulation dot1Q 3
 ip address 172.16.64.94 255.255.255.224
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interface FastEthernet0/0.3
 encapsulation dot1Q 4
 ip address 172.16.64.126 255.255.255.224
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interface FastEthernet0/0.4
 encapsulation dot1Q 5
 ip address 172.16.64.158 255.255.255.224
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interface FastEthernet0/0.5
 encapsulation dot1Q 6
 ip address 172.16.64.190 255.255.255.224
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interface FastEthernet0/0.6
 encapsulation dot1Q 7
 ip address 172.16.31.254 255.255.224.0
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interface FastEthernet0/0.7
 encapsulation dot1Q 8
 ip address 172.16.63.254 255.255.224.0
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interface FastEthernet0/1
 no ip address
 duplex auto
 speed auto
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interface Serial0/1/0
 ip address 1.1.1.2 255.0.0.0
 clock rate 4000000
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interface Serial0/1/1
 no ip address
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interface Serial0/3/0
 ip address 3.3.3.1 255.0.0.0
 clock rate 4000000
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interface Serial0/3/1
 ip address 2.2.2.1 255.0.0.0
 clock rate 4000000
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interface Vlan1
 no ip address
 shutdown
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router ospf 1
 log-adjacency-changes
 network 0.0.0.0 255.255.255.255 area 0
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ip classless
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line con 0
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line aux 0
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line vty 0 4
 login
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end