Unit 14 P3

All up to date protocols

Wifi - This is what you need too connect too internet, mainly found in a household or restaurant maybe. -fairly good range of 30m+
Texting - You need to have somebodies phone number too text them, a form of communication, this can be done across the world, so it has a large range.
Calling - This also involves having another persons phone number, same range as texting. Yet this is a form of VOICE communication.
Bluetooth - This is what you use too send things via phone for free, also a bluetooth could be an earpiece too take calls. -Short range of around 10m. 3G - This is what allows you too connect to the internet without being connected too wifi. This has an almost unlimited range but costs extra money. Infrared - This is an electromagnetic radiation with longer wave lengths than those of visible light. Files can be sent over this but only at a VERY short range. 

All protocols on an up to date laptop

Wifi can be used on a laptop, used too surf the internet freely.
Using the internet; A wide range of things too do on the internet, need to be connected too wifi or something similar.