Data Link Layer Lecture 16 Imran Ahmed University of Management & Technology. Agenda. Introduction & services Error detection and correction Multiple access protocols LAN addresses and ARP Ethernet Hubs, bridges and switches. Introduction.
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Data Link Layer
Lecture 16
Imran Ahmed
University of Management & Technology
Single-bit error
Burst error
Redundancy
VRC
CRC
Binary Division
Polynomial
Polynomial and Divisor
Standard Polynomials
Sum11100010
Checksum00011101
10101001
00111001
00011101
11111111 (Sum)
00000000 (Complement)