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- 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
- !
- !
- !
- !
- !
- !
- !
- !
- !
- !
- !
- !
- no ip domain-lookup
- !
- !
- !
- !
- !
- !
- 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
- !
- ip classless
- !
- !
- 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
- !
- !
- !
- !
- !
- line con 0
- line vty 0 4
- password cisco
- login
- !
- !
- !
- end
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