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NIC
MAC
IP
ARP
First and Second
Second and Fourth
Second and Third
Third and Fourth
Connection-oriented, error-checking, reliable
Connectionless, no error-checking, unreliable
Connection-oriented, error-checking, unreliable
Connectionless, error-checking, reliable
10.23.54.22
190.152.60.32
127.55.22.34
192.123.12.88
255.255.255.224
255.255.255.240
255.255.255.248
255.255.255.192
Datalink
Network
Application
Physical
TFTP
DHCP
FTP
NTP
SSH
Telnet
SSL
IPsec
Physical
Transport
Datalink
Session
Firewall
IDS
DMZ
IPS
Used for network diagnostics and error-reporting
Discovers other nodes on the network
Manages network devices
Converts an IP address to a physical address
Router
Switch
Hub
Bridge
Datalink
Physical
Internet
Presentation
FTP
SMTP
Telnet
HTTP
Network, Datalink
Session, Internet
Session, Network
Application, Session
192.168.0.0
11.0.0.0
173.12.0.0
190.170.0.0
32
64
16
128
Receive SYN
SYN-ACK
ACK
Send SYN
File sharing
Downloading
VoIP
Allocates IP addresses
Networking protocol for clock synchronization
Translates name to numerical IP address
Maintains distributed directory information services
Netstat -n
Trace -n
Netstat -a
Nbtstat -a
-i
-a
-w
-t
Tracert
Ping
Route
Pathping
Nslookup -d
Netview -a
Nslookup -a
Get-dns
Ipconfig /renew
Ipconfig /registerdns
Nslookup -r
Ifconfig /renew