Transmission control protocol
User datagram protocol
Internet protocol
Session protocol
TCP
ISP
URL
UDP
Server
Cache
Backup
Cookie
HTTP
FTP
Internet
Internet crime
Internet etiquette
Internet theft
IP Header Length
Total Length
Fragment Offset
Header Checksum
Source address
Data
Protocol
IP address classes
Network number
Host number
Source name
Path name
URL and Port number
Network
Dial up
Gateway
Shell
TCP/IP
ISDN
ISDN connection
Dedicated access
ISDN services
Control
LAN
MAN
WAN
None of the above
Client
Destination address
Bridge
Host
Workstation
Bandwidth
Peer-to-peer
Client/server
Domain name server
Application
Physical
Data link
Both a and b