H1#show run
Building configuration...

Current configuration : 746 bytes
!
version 12.2
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname H1
!
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ip subnet-zero
no ip routing
no ip icmp rate-limit unreachable
!
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ip tcp synwait-time 5
no ip domain-lookup
!
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call rsvp-sync
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interface FastEthernet0/0
 ip address 192.168.123.1 255.255.255.0
 no ip route-cache
 duplex auto
 speed auto
!
interface FastEthernet1/0
 no ip address
 no ip route-cache
 shutdown
 duplex auto
 speed auto
!
!
ip classless
no ip http server
!
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dial-peer cor custom
!
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line con 0
 exec-timeout 0 0
 privilege level 15
 logging synchronous
line aux 0
 exec-timeout 0 0
 privilege level 15
 logging synchronous
line vty 0 4
 login
!
end