ISP

en
conf t
hostname ISP
 
interface e0/0
 ip address 178.207.179.1 255.255.255.248
 no shu

interface e0/1
 ip address 178.207.179.25 255.255.255.248
 no shu

router bgp 31130
 bgp log-neighbor-changes
 network 178.207.179.0 mask 255.255.255.248
 network 0.0.0.0
 network 178.207.179.24 mask 255.255.255.248
 neighbor 178.207.179.4 remote-as 31133
 neighbor 178.207.179.28 remote-as 31133
 exit

int e0/2
 ip address 10.101.6.100 255.255.255.0
 no shu
 exit

ip route 0.0.0.0 0.0.0.0 10.101.6.254
 
ip access-list standard NAT 
 permit 178.207.179.24 0.0.0.7
 permit 178.207.179.0 0.0.0.7
 exit
ip nat ins sou list NAT int e0/2 over
int e0/0
 ip nat inside
int e0/1
 ip nat inside
int e0/2
 ip nat outside
 exit

rtr-cod

en
conf t
hostname rtr-cod.cod.ssa2026

ntp server 192.168.10.10
interface e0/0
 ip address 178.207.179.4 255.255.255.248
 no shu

router bgp 31133
	network 0.0.0.0
	neighbor 178.207.179.1 remote-as 31130
	neighbor 192.168.1.2 remote-as 64500
	exit

int tun 0
 tun mode gre ip
 tun key 999
 ip add 10.10.10.1 255.255.255.252
 tun sou e0/0
 tunnel destination 178.207.179.28
 ip ospf message-digest-key 1 md5 P@ssw0rd
 
router ospf 100
 network 10.10.10.0 0.0.0.3 area 0
 network 192.168.1.0 0.0.0.255 area 0
 passive-interface default 
 no pass tun 0
 no pass e0/1
 area 0 authentication message-digest 
 exit
  
int tun 0
 ip ospf message-digest-key 1 md5 P@ssw0rd

interface e0/1
	 no shu
 int e0/1.100
	 en dot 100
	 ip add 192.168.10.254 255.255.255.0
	 no shu
 int e0/1.200
	 en dot 200
	 ip add 192.168.20.254 255.255.255.0
	 no shu
 int e0/1.300
	 en dot 300
	 ip add 192.168.30.254 255.255.255.0
	 no shu
 int e0/1.400
	 en dot 400
	 ip add 192.168.40.254 255.255.255.0
	 no shu
 int e0/1.500
	 en dot 500
	 ip add 192.168.50.254 255.255.255.0
	 no shu
	 exit
 
 
ip access-list standard NAT 
 permit 192.168.1.0 0.0.0.255
 permit 192.168.10.0 0.0.0.255
 permit 192.168.20.0 0.0.0.255
 permit 192.168.40.0 0.0.0.255
 
 permit 192.168.30.0 0.0.0.255
 permit 192.168.50.0 0.0.0.255
 exit
ip nat ins sou list NAT int e0/0 over
int e0/0
 ip nat outside
int e0/1
 ip nat inside
int e0/1.100
 ip nat inside
int e0/1.200
 ip nat inside
int e0/1.300
 ip nat inside
int e0/1.400
 ip nat inside
int e0/1.500
 ip nat inside
 exit


aaa new-model
aaa authorization exec default group radius
aaa authentication login default group radius
aaa authorization console 

radius server SRV
	address ipv4 192.168.10.10 auth-port 1812 acct-port 1813
	key cisco
	exit

rtr-a

en
conf t
hostname rtr-a.office.ssa2026
ntp server 192.168.10.10
interface e0/0
 ip address 178.207.179.28 255.255.255.248
 no shu

interface e0/1
	 no shu
 int e0/1.100
	 en dot 100
	 ip add 192.168.110.254 255.255.255.0
	 no shu
 int e0/1.200
	 en dot 200
	 ip add 192.168.120.254 255.255.255.0
	 no shu
 int e0/1.300
	 en dot 300
	 ip add 192.168.130.254 255.255.255.0
	 no shu
	 exit


router bgp 31133
 neighbor 178.207.179.25 remote-as 31130
	 exit
	 
	  
	int tun 0
	 tun mode gre ip
	 tun key 999
	 ip add 10.10.10.2 255.255.255.252
	 tun sou e0/0
	 tunnel destination 178.207.179.4
	 
	  
	router ospf 100
	 network 10.10.10.0 0.0.0.3 area 0
	 network 192.168.110.0 0.0.0.255 area 0
	 network 192.168.120.0 0.0.0.255 area 0
	 network 192.168.130.0 0.0.0.255 area 0
	 passive-interface default 
	 no pass tun 0
	 area 0 authentication message-digest 
	 exit
	  
	int tun 0
	 ip ospf message-digest-key 1 md5 P@ssw0rd
	 exit
 
ip access-list standard NAT 
 permit 192.168.1.0 0.0.0.255
 permit 192.168.110.0 0.0.0.255
 permit 192.168.120.0 0.0.0.255
 exit
ip nat ins sou list NAT int e0/0 over
int e0/0
 ip nat outside
int e0/1.100
 ip nat inside
int e0/1.200
 ip nat inside
 exit