Example 2: A Typical Small ISP
The term "typical" might not be so appropriate when talking about small ISPs. We have met a lot of network administrators and we seen a lot of small ISPs, and they all had different configurations.
The network we are going to build in this example is not specific to any provider but rather a general one. These types of networks exist in generally with a few modifications.
The network has more security breakpoints than the previous network; so we'll have more complex and complicated firewalls.
Let's take the following network as an example:
This is a small ISP that has one internet connection, an access network, ...