CMIT 265 Networking Essentials

Skip: Syllabus

Network+ 2009 objectives (PDF) from CompTIA      text version
N10-006.pdf Newest version 2015
N10-007.pdf Newester version 2018
N10-008.pdf Newester version 2021

Notes

LANs vs WANs      Review: bits&bytes, KMGTPEZYmμn    Powers of 2 worksheet
Media      Twisted pair      Radio/antennas      WiFi      Optical
Networking commands      CMD tips
Ethernet      Frame format, MAC, ARP      misc1 DHCP,DNS
TableTopNet      TableTopInternet    photo         TableTopInternet3.5
Switches      Cisco switch commands      more switch commands
Routers      Cisco router show commands      IOS modes      IOS routing cmds      routing example      Routing tables on host
yahooTracert.png    traceroutes both ways

VLANs
Vlans on 1 switch, router multiple interfaces    PT file
Vlans on 1 switch, router on a stick    PT file
Vlans on multiple trunked switches, router on a stick    PT file

IP      IP header      ICMP      misc2      Arp and Ping frames      ICMP Error frames
practice IP      FLSM subnets example   VLSM subnets C: 1   2   3   4
     C subnets      subnet visualizer app      B subnets      practice IP 2

IPv6
UDP      UDP (DNS and NTP) frames      DHCP    UDP (DHCP) frames
TCP      TCP vs UDP      3-way handshake and HTTP frames      hello.txt
NAT/PAT
Application protocols
OSI reference model      PDUs
WAN links
Routing protocols, Backups, RAID, misc      Intro to networks      Classification of nodes
Security
Architectures

Internet diagrams      Internet IP map      Okinawa cables
Glossary      short Glossary      OK Glossary

Labs

Lab: UTP and NICs
Lab: PING    Ping!      Home: PING    Connectivity problem!    ping humor!    Kadena Home    Wouter's fping.exe (376KB)
Lab: MAC ARP
Switch lab PT      minimalNetPT.png      skip: old Switch lab
Router lab    minimalInternetPT.pkt    minimalInternetPT.png      skip: old Router lab
Lab: Tracert      Lab: Foster Tracert    traceroutes both ways
Configuring minimalInternet      minimalInternetPT noConfig.pkt    minimalInternetPT.png
eSim lab      esim diagram    esim networks    esimBlank diagram      esim.exe (730KB)
Scenario Router lab uses eSim
4 routers internet    internet4routers.pkt    internet4routers.png
Lab: TCP ports           SimpChatServer.java      SimpChatClient.java
Lab: Packet Tracer      esim.png      esim diagram
Lab: NMAP      Nmap in movies
Lab: Linux
Lab: Apache      index.txt should be "index.shtml.txt"
Lab: Wireshark     wiresharkDump1.cap
WWW      Intro HTML: example web page      Lab: HTML      simpleStyle.txt      dkbluesky.jpg

Lab: Task Manager      Lab: FTP      pscp.exe      Lab: Scan      Lab: Printers      Lab: WAP      Lab: Netgear WAP
Lab: Static routing

midterm terms
articles

Links

My list of Youtube videos
165,000 jobs: BLS OOH Computer Network Architects     
350,000 jobs: BLS OOH Network and Computer Systems Administrators

Wikipedia article about every topic

Software

Packet Tracer Sign up at Cisco for "Introduction to Packet Tracer" course to get PacketTracer 8. When course starts: "Student Support & Resources".
esim.exe
Wireshark protocol analyzer / network sniffer
Nmap port scanner
PuTTY telnet, ssh, & terminal emulator
apache.msi (4MB) web server
inSSIDer WiFi analyzer. Need to register first. File|DiscoverLANclients off

Practice Network+ tests

N10-007 questions      CompTIA's previous      CompTIA's old 30      old CompTIA's 9
34 questions    #9
video
old: Matching 1
old: Pawan's 40 questions without the answers    Pawan's 40 questions with the answers
practice1.doc      practice2.txt      practice3.txt      practice IP
gunners 350      someone's 400 questions
someone's 14-page study guide mediocre

Icons:

Old textbook:
End of chapter answer sheet      the answers
powerpoints zipped

UMUC CMIT Okinawa