Comp 343/443-001 Week 4 notes

Assignment 2   

    Chapter 7: exercises 2.0, 6.0 (packet travel times)
    Chapter 8: exercises 7.0, 8.0 (sliding windows)
    Chapter 9: exercises 6.0, 8.0 (IPv4)
    Chapter 13: exercises 2.0, 4.0 (routing)

Due: Friday, ???

What was wrong with IPv6? My house IPv4 address changed, and the Hurricane Electric tunnels need my local IPv4 address


4.2.4: Access points

    linssid demo (linux utility; runs as root; needs display access)

        sudo linssid

    4.2.5: security
    4.2.7: polling mode
    4.2.8: MANETs and mesh


 Wi-Fi monitoring demo (maybe not; it breaks everything!)
    service NetworkManager stop
    ifconfig wlp0s20f3 down
    iwconfig wlp0s20f3 mode monitor
    ifconfig wlp0s20f3 up
    iwconfig wlp0s20f3 channel 12

To undo:
    ifconfig wlp0s20f3 down
    iwconfig wlp0s20f3 mode managed
    ifconfig wlp0s20f3 up
    service NetworkManager start

5.1 VPNs
5.2 Carrier Ethernet
5.3 Token Ring


6: Links

    Encoding and Framing
        NRZ, etc
        Manchester
        4B/5B
    4.1.5 Framing: how packets are defined

    TDM and SONET

7. Packets, intronetworks.cs.luc.edu/current2/html/packets.html

8. Sliding windows, intronetworks.cs.luc.edu/current2/html/slidingwindows.html