OSPF: Answers to Jeremy Cioara’s lab – R4 Config

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version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
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hostname R4
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boot-start-marker
boot-end-marker
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no aaa new-model
no network-clock-participate slot 1
no network-clock-participate wic 0
ip cef
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ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
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interface Loopback1
ip address 10.20.0.1 255.255.255.0
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interface Loopback2
ip address 10.20.1.1 255.255.255.0
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interface Loopback3
ip address 10.20.2.1 255.255.255.0
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interface Loopback4
ip address 10.20.3.1 255.255.255.0
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interface FastEthernet0/0
no ip address
shutdown
duplex auto
speed auto
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interface Serial0/0
bandwidth 500
ip address 172.30.20.4 255.255.255.0
no fair-queue
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interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
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interface Serial0/1
no ip address
shutdown
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router ospf 1
router-id 4.4.4.4
log-adjacency-changes
auto-cost reference-bandwidth 1000
network 10.20.0.0 0.0.255.255 area 20
network 172.30.20.4 0.0.0.0 area 20
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ip forward-protocol nd
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ip http server
no ip http secure-server
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control-plane
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line con 0
exec-timeout 0 0
privilege level 15
logging synchronous
line aux 0
line vty 0 4
login
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end