Networking

Frame Format of IEEE 802.11

In this topic, you will learn about, Frame Format of IEEE 802.11 Frame Format of IEEE 802.11 Frame Control: It is 2 byte starting field compose of 11 subfields, contain control info of frames. Duration: 2 byte field, Specify time period for which Frame and its acknowledgement occupy channel. Address Field: are 3(three) 6 byte …

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SSL & TLS Protocol (Secure Socket Layer & Transport Layer Security)

In this topic, you will learn about, Ladki ki photo ,SSL & TLS Protocol (Secure Socket Layer & Transport Layer Security) SSL Protocol TSL Protocol Secure Socket Layer Transport Layer Security Support “FORTEZZA” Algorithm Does not support “FORTEZZA” Algorithm SSL is 3.0 Version SSL uses “MSG-Digest” Uses Pseudo Random Function for Master Secret In SSL, …

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Transmission media

There are two categories of Transmission media: Guided transmission media. Unguided transmission media. Guided Transmission media: It is also known as connection-oriented transmission. It follows a path or direction. It uses wire for transmission. It is safe and secure. It is expensive. It suited for point-to-point networking. It passes electronic voltage or current. Eg: – …

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protocol hierarchies

Protocol hierarchies

In this topic, you will learn about, What do you mean by protocol hierarchies? With data communication and networking protocol hierarchy specified by the method. Their hierarchy specified by the method also called the Model. Protocol hierarchy method specifies networking structure where networking structure specifies rules. So, It is also called protocol hierarchies. Types of …

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Explain LAN, MAN, WAN, PAN.

In this topic, you will learn about,  Explain LAN, MAN, WAN, PAN. LAN: It stands for Local area network. It follows geographical boundary and it can be used within 0 to 10 km range. LAN generally used in cyber-café and small offices or used within a building. LAN can be established guided or unguided communication. …

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