---
# System prepended metadata

title: Lab 1.1
tags: [Lab]

---

# Lab 1.1
###### tags: `Lab`

![](https://i.imgur.com/1mijm0Y.png)


RA
--------------------------------------------
```
ena
conf t
hostname RouterA
no ip domain-lookup
end
copy r s

conf t
int Se0/0/0
ip add 91.182.207.205 255.255.255.252
no shut

int fa0/0
ip add 10.8.8.1 255.255.255.0
no shut

int fa0/0
ip helper-address 172.16.8.254

ip route 0.0.0.0 0.0.0.0 91.182.207.206
```

RB
------------------------------------------
```
ena
conf t
hostname RouterB
no ip domain-lookup
end
copy r s

conf t
int Se0/0/0
ip add 91.182.207.206 255.255.255.252
no shut

int fa0/0
ip add 172.16.8.1 255.255.255.0
no shut

ip route 10.8.8.0 255.255.255.0 91.182.207.205
ip route 0.0.0.0 0.0.0.0 172.16.8.254
```

BR
--------------------------------------
```
ena
conf t
hostname BR
no ip domain-lookup
end 
copy r s

conf t
ip dhcp excluded-address 10.8.8.1 10.8.8.10
ip dhcp excluded-address 172.16.8.1.172.16.8.10

ip dhcp pool lanA
network 10.8.8.0 255.255.255.0
default-router 10.8.8.1
dns-server 8.8.8.8

ip dhcp pool lanB
network 172.16.8.0 255.255.255.0
default-router 172.16.8.1
dns-server 8.8.8.8

service dhcp
hostname BR

interface FastEthernet0/0
 description LANA
 ip address 172.16.8.254 255.255.255.0
 ip nat inside
 no shut

interface FastEthernet0/1
 description Internet
 ip address dhcp
 ip nat outside
 no shut

ip nat inside source list 1 interface FastEthernet0/1 overload
ip route 0.0.0.0 0.0.0.0 FastEthernet0/1 
ip route 10.8.8.0 255.255.255.0 172.16.8.1 

access-list 1 permit 172.16.8.0 0.0.0.255
access-list 1 permit 10.8.8.0 0.0.0.255
```


















