120
120 octets
2
4
maximum 60 octets minimum 20 octets
IPv4 addresses have 4 octets, each octet separated by a period. For example, at this time, one of Yahoo's servers has an ip address of 67.195.160.76.
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3 octet
the answer should be B
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To provide an accurate answer, I would need to see the specific context or content of the highlighted octets you're referring to. Please provide the octets or additional details, and I'll be happy to help!
Octets do.
There is no official SMS guide to sending messages online. However http://en.wikipedia.org/wiki/SMS has a lot of valuable information. There are many websites that allow you to send SMS messages online for free such as http://www.txt2day.com/