d t
bottom
bagging node to node
delivery
das
I
want
sub layer
Media Access Control
sub layer
provideslogicfor DLL controls flow multiplexing
controls synchronization fr transmi
flow control error s responsible for sending data
checki over net interface
functionsof Dlt
Framing
packet received from Networklayer NL frame
frames sends each bit
Dhl nd into by 6 t
breakthem
receives
diff
, to physical layer
also attaches special bits for err control addressing at healder
end frame
of
Addressing
DLL encapsulates source destination's MAC address in header
to ensure node to mode tray
of eachframe
Flowfontrol
if receiver receiving speed e sending speed overflow
DLL synchronizes both speed I establish flow control
Error Control
Access Control
ERROR DETECTION CORRECTION
while trans data may get corrupted
attenuation
cause
of noise
Single bit xW Burst
1 bit
more than
only singe is continuousform
, URC vertical Redundancycheck
imiiogrd
a.IT CRC cyclic Re C
extra bits to detect at dest
adding of
Evacuation
Hamming code
used to detect errors as well as correct them
working
1 Redundant bit extra bit
2 Insert R
3 Send data
u Check data
5 Accept data
Hammi
gdist
dist btw two word
bottom
bagging node to node
delivery
das
I
want
sub layer
Media Access Control
sub layer
provideslogicfor DLL controls flow multiplexing
controls synchronization fr transmi
flow control error s responsible for sending data
checki over net interface
functionsof Dlt
Framing
packet received from Networklayer NL frame
frames sends each bit
Dhl nd into by 6 t
breakthem
receives
diff
, to physical layer
also attaches special bits for err control addressing at healder
end frame
of
Addressing
DLL encapsulates source destination's MAC address in header
to ensure node to mode tray
of eachframe
Flowfontrol
if receiver receiving speed e sending speed overflow
DLL synchronizes both speed I establish flow control
Error Control
Access Control
ERROR DETECTION CORRECTION
while trans data may get corrupted
attenuation
cause
of noise
Single bit xW Burst
1 bit
more than
only singe is continuousform
, URC vertical Redundancycheck
imiiogrd
a.IT CRC cyclic Re C
extra bits to detect at dest
adding of
Evacuation
Hamming code
used to detect errors as well as correct them
working
1 Redundant bit extra bit
2 Insert R
3 Send data
u Check data
5 Accept data
Hammi
gdist
dist btw two word
