Essential Questions: How can you explain how physical layer protocols, services, and network media support communications across data networks?
Mastery Objectives:
SWBAT describe the purpose and functions of the physical layer in the network.
SWBAT describe characteristics of the physical layer.
SWBAT identify the basic characteristics of copper cabling.
SWBAT explain how UTP cable is used in Ethernet networks.
SWBAT describe fiber optic cabling and its main advantages over other media.
Vocabulary:
ONT Physical Layer UTP STP Wireless Router WLAN NIC IP Packet Ethernet Frame PDU Protocol Data Unit Frame Segment
Packet Encoding 10BaseT 100Base TX 1000BaseT FiberOptic Cable Copper Cable Wireless Media
Bandwidth Latency Throughput Goodput Crosstalk EMI RFI Coaxial Cable
Cable Internet Installations (Coaxial) Wireless Installations (Coaxial) Cancellation RJ 45 RJ45 Socket
Ethernet Straight Through Ethernet Crossover T568A and T568B Standards Rollover Single Mode Fiber
Multimode Fiber Enterprise Networks Fiber-to-the-Home (FTTH) Long-Haul Networks Submarine Cable Network
Straight Tip Connector Subscriber Connector Lucent Connector Duplex Multimode Connector
SC-SC Multimode Patch Cord LC-LC Multimode Patch Cord ST-LC Multimode Patch Cord SC-ST Singlemode Patch Cord
Activities:
Google Fiberoptic Connector, click on images
Resources:
Fiber Optic Splicing On the Street - https://youtube.com/shorts/otqh2Wcllx8?si=-ApTtaCwfmTiS9vG
Fiber Optic Splicing indoors - https://youtube.com/shorts/w1MxLufzwF4?si=idZlrM9jzg3sQk6S
Fitting an ONT - https://youtube.com/shorts/nYwdoRo2et8?si=_iNRBi0TaPr3Ln5O