Middle Router

hostname MRouter
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enable secret 5 $1$mERr$hx5rVt7rPNoS4wqbXKX7m0
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no ip cef
no ipv6 cef
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spanning-tree mode pvst
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interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
 shutdown
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interface FastEthernet0/1
 no ip address
 duplex auto
 speed auto
 shutdown
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interface Serial0/0/0
 ip address 10.0.0.2 255.255.255.252
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interface Serial0/0/1
 ip address 10.1.1.1 255.255.255.252
 clock rate 128000
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interface Serial0/1/0
 ip address 172.16.10.1 255.255.255.252
 clock rate 128000
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interface Serial0/1/1
 no ip address
 clock rate 2000000
 shutdown
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interface Vlan1
 no ip address
 shutdown
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router eigrp 5
 network 10.0.0.0
 network 172.16.0.0
 auto-summary
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ip classless
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ip flow-export version 9
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banner motd ^C
This is the Middle Router
^C
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line con 0
 password cisco
 login
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line aux 0
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line vty 0 4
 password cisco
 login
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end