# Thoughts4U

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The content provided here is intended for educational and research purposes only. 

It is not intended to provide professional advice or guidance. 

The author is not responsible for any misuse of the information provided.
{% endhint %}

Are you new to signaling systems?

Do you know the difference between Voice, Data, and Signaling?

* <mark style="color:red;">**Data**</mark> - The Internet uses <mark style="color:orange;">data packets</mark> flowing through Routers and ASs. This is a digital network and is called a <mark style="color:green;">**PACKET SWITCH (**</mark><mark style="color:orange;">**PS**</mark><mark style="color:green;">**) network.**</mark>
* <mark style="color:red;">**Voice**</mark> - The voice is older than the data, the old version uses ANALOG circuits to transfer the voice end-to-end, this is called a <mark style="color:green;">**CIRCUIT SWITCH (**</mark><mark style="color:orange;">**CS**</mark><mark style="color:green;">**)**</mark> network. This type of network requires some intelligence in the network - NGIN (Next Generation Intelligence Networks)
* <mark style="color:red;">**Signaling**</mark> -&#x20;

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