Cisco CCNA Notes

osi module

[view]

By: aboujaff | Related Lesson: Open Systems Interconnect Model (OSI) Introduction | Modified: March 7, 2019

Already saw

Saw [view]

By: walisson | Related Lesson: Layer 2 - Data Link Layer Overview | Modified: March 6, 2019

notes

A stands for 10 in Mac address [view]

By: jdt0016 | Related Lesson: Layer 2 - Data Link Layer Overview | Modified: March 6, 2019

pdu

PDU (protocol data unit at layer 2 is frame) 1 destination mac Address 2 source mac Address 3 data 4 FCS FRAME CHECK SEQUENCE 5 CRC CYCLIC REDUNDANCY CHECK lo SWITCH lavora layer 2 e popola la tabella dei mac Address e li relaziona alle porte alla q [view]

By: morak | Related Lesson: Layer 2 - Mac Addresses | Modified: March 4, 2019

layer 2

MAC Address (media access control) formato da 12 parametri esadecimali. xx:xx:xx:xx:xx:xx i primi sei sono definiti in base al produttore dal governo, mentre gli ultimi 6 sono gestiti dal produttore. ogni parametro è definito da 4 bit e se il settim [view]

By: morak | Related Lesson: Layer 2 - Data Link Layer Overview | Modified: March 4, 2019

layer 1

cable x base t x=10Mbps base band signal T= twisted pair repeter moltiplicare di segnale hub dispositivo che riporta il messaggio su tutte le porte ad eccetto da quella che l’ha inviato [view]

By: morak | Related Lesson: Layer 1 - Physical Layer | Modified: March 4, 2019

(

(OSI) [view]

By: goldjr028 | Related Lesson: Open Systems Interconnect Model (OSI) Introduction | Modified: March 4, 2019

OPEN SOURCE INTERCONNECT (OSI)

7Layers. 1. Physical 2. Data 3. Network 4. Transport 5. Session 6. Presentation 7. [view]

By: Mahimanand | Related Lesson: Open Systems Interconnect Model (OSI) Introduction | Modified: March 1, 2019

OSI (Open System Intercommunication)

1- Physical later [view]

By: noxh | Related Lesson: Open Systems Interconnect Model (OSI) Introduction | Modified: February 27, 2019

physical layer

1. cable x-based t a hub takes input from one port and transmit to all the ports except the one that originated the signal. [view]

By: ramya94 | Related Lesson: Layer 1 - Physical Layer | Modified: February 25, 2019

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