Study Guide
Computer Systems Technology
Study Guide
- In TCP, Why does the source determine the port number?
- List the TCP and/or UDP port numbers (where applicable) to the following protocols:
- Telnet
- SMTP
- HTTP
- FTP
- DNS
- HTTPS
- TFTP
- SNMP
- In the DoD model what are the 2 main reasons for the Internet Layer's existence?
- Where do all network roads lead to? (Hint it isn't Rome)
- what protocols in the DoD model are Internet Layer?
- What two pieces of information are needed to identify a device on a network?
- Is the IP address a Software or Hardware address?
- Describe the following parts of an IP header:
- Version
- Header Length
- TOS with IP Precedence Bits
- Total Length
- Identifier
- Flags
- Frag Offset
- TTL
- Protocol
- Header Checksum
- Source IP Address
- Destination IP Address
- IP Options
- Data
- List the protocol number for the following protocols as they may be found in the Protocol Field of a IP Header:
- ICMP
- IGRP
- EIGRP
- OSPF
- IPv6
- GRE
- IPX in IP
- Layer 2 tunnel (L2TP)
- In your own words describe how ICMP works and what it does.
- Describe these common ICMP events:
- Destination Unreachable
- Buffer Full
- Hops
- Ping
- Traceroute
- In your own words describe how ARP works and what it does.
- In your own words describe how RARP works and what it does.
- In your own words describe how Proxy ARP works and what it does.