'Frame check' presentation slideshows

Chapter 11

Chapter 11. Data Link Control and Protocols. 11.1 Flow and Error Control. Flow Control. Error Control. Note :. Flow control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment. Note :.

588 views • 41 slides

Data Link Protocols(HDLC & PPP)

Data Link Protocols(HDLC & PPP). Data Link Protocols. The set of specifications used to implement the DLL. No Timing Co-ordination. Timing Co-ordination . Character-oriented Protocols.

501 views • 30 slides

Message Authentication and Hash Functions

Message Authentication and Hash Functions. Authentication Requirements Authentication Functions Message Authentication Codes Hash Functions Security of Hash Functions and MACs. Authentication Requirements. Kind of attacks (threats) in the context of communications across a network

597 views • 27 slides

OSI Data Link Layer

501 views • 21 slides

OSI Data Link Layer

OSI Data Link Layer. Objectives. Explain the role of Data Link layer protocols in data transmission. Describe how the Data Link layer prepares data for transmission on network media. Describe the different types of media access control methods.

359 views • 20 slides

Wireless Network Security

Wireless Network Security. Guilin Wang The School of Computer Science 19 March 2008 ( L21 ). Outline. Wireless Network Wireless Network Security - WEP - WPA=WEP2 - WPA2. 1. Wireless Network.

606 views • 19 slides

Ethernet LANs

360 views • 16 slides

Ethernet

365 views • 16 slides