Birmingham mumbai

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Since I mentioned it's a good idea to plan for future growth, the 
/24
 would be 
potentially constrained and wouldn't accommodate much growth. I chose that 
scheme to keep everything in this chapter simple for the sake of easy explanation. 
But in a real company network, you may want to consider a larger number of IP 
addresses than what the above would give you.
How do you get more IP addresses? Take a look at the number after the network 
address, which is 
/24
 on the first line. With that number, we're configuring how 
large the IP address space is, which essentially correlates to how many IP addresses 
we have available. That number is known as a 
CIDR
 notation, which stands for