Which OSI layer contains/does this?
Access Points
Layer 1
Bluetooth / Wi-Fi / NFC
Layer 1
Ethernet/Fiberoptic
Layer 1
Frequency Division Multiplexing (FDM)
Layer 1
Hub
Layer 1
Media Converters
Layer 1
Bridge
Layer 2
Data is packed into frames
Layer 2
Logical Link Control
Layer 2
MAC addresses
Layer 2
NIC
Layer 2
Switch
Layer 2
Circuit Switching
Layer 3
Flow Control
Layer 3
ICMP
Layer 3
Logical Addressing (IPv4/IPv6)
Layer 3
Messaging Switching
Layer 3
Multilayer Switch
Layer 3
Packet Reordering
Layer 3
Packet Switching
Layer 3
Ping
Layer 3
Route Discovery/Selection
Layer 3
Routing
Layer 3
Tracert
Layer 3
Buffering
Layer 4
TCP
Layer 4
Three way Handshake
Layer 4
UDP
Layer 4
Windowing of data
Layer 4
H.323
Layer 5
Session Tear down and Set up
Layer 5
User Credential Check
Layer 5
Data Formatting
Layer 6
Encryption
Layer 6
Movie Files
Layer 6
Pictures
Layer 6
Standard Text
Layer 6
scripting languages
Layer 6
DNS
Layer 7
Email (POP3, IMAP, SMTP)
Layer 7
File Transfer (SFTP, FTP, FTPS)
Layer 7
Remote Access (SSH, Telnet, SNMP)
Layer 7
Service Advertisement
Layer 7
Unites Communicating Components
Layer 7
Web (HTTPS, HTTP)
Layer 7