172.16.0.0 255.255.0.0
eigrp as 20
5 networks
no one from br1 or br2 can telnet to hq
only odds from hq can telnet to hq
odds on br 2 can not ping out to hq or br1
odds on br 1 can not ping out to hq lan or br2 lan
hq 50 pcs /26 255.255.255.192
172.16.0.0 network
172.16.0.63 broadcast
first 172.16.0.1
last 172.16.0.62
r1 20 pcs /27 255.255.255.224
172.16.0.64 network
172.16.0.95 broadcast
172.16.0.65 first
172.16.0.94 last
r2 15 pcs /27 255.255.255.224
172.16.0.96 network
172.16.0.127 broadcast
172.16.0.97 first
172.16.0.126 last
wan 1 hq - br1 2 hosts /30 255.255.255.252
172.16.0.128 network
172.16.0.131 broadcast
172.16.0.129 first
172.16.0.130 last
wan 2 hq - br2 2 hosts /30 255.255.255.252
172.16.0.132 network
172.16.0.135 broadcast
172.16.0.133 first
172.16.0.134 last
hostname R1
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no ip domain-lookup
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interface FastEthernet0/0
ip address 172.16.0.65 255.255.255.224
ip access-group no-ping-odd in
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
shutdown
!
interface Serial0/0/0
ip address 172.16.0.129 255.255.255.252
clock rate 64000
!
interface Serial0/0/1
no ip address
shutdown
!
interface Vlan1
no ip address
shutdown
!
router eigrp 20
network 172.16.0.64 0.0.0.31
network 172.16.0.128 0.0.0.3
auto-summary
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ip classless
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ip access-list extended no-ping-odd
deny icmp 172.16.0.64 0.0.0.30 172.16.0.0 0.0.0.63 echo
permit tcp any any
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line con 0
line vty 0 4
password cisco
login
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!
end