OPS335 Weekly Schedule

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Summer 2020

Instructors:

  • Ahad Mammadov (Sections A and C - Jul/Aug)
  • Ryan Lockhart (Sections B and C - May/Jun)
  • Andrew Smith (Section D)

Note: Each OPS335 instructor will indicate the due dates for labs, tests and assignments. This schedule is a considered to be a general guideline for week-by-week content.

Week Objectives and Tasks Reference Labs
Week 1:
May 18-24
Introduction to OPS335:
  • Outline, policies
  • Assignments, labs, evaluation, email
  • Preparation for OPS335 labs
Lecture Notes:Online Reference: Prep for Labs
Week 2:
May 25-31
Basic Networking & Backups:
  • ifconfig & route vs ip; resolv.conf, hostnamectl
  • /etc/sysconfig/network-scripts/
  • Network connection troubleshooting
  • SSH & SSH Keys
  • rsync & cron
Lecture Notes:
  • Slides:
    Networking: Web PDF
    Backups & Cron: Web PDF
  • Chapter 14 - TCP/IP Networking
Online Reference:
Lab 1: Network/Backup
Week 3:
June 1-7
Packet Filtering Using iptables:
  • What is Packet Filtering
  • iptables Basics
    (Tables, Chains, Targets)
  • iptables Commands & Options
  • iptables Command Examples
  • Saving iptables Settings
Lecture Notes:
  • Slides: Web PDF
  • Chapter 22 - Security
Online Reference:
Lab 2a:
Packet Filtering Using iptables
Network Address Translation /
iptables Best Practices
  • Network Address Translation
    (NAT Table - iptables)
  • Debugging firewall problems:
    • Troubleshooting Procedures
    • Troubleshooting Tools
    • Troubleshooting Exercises
Online Reference: Lab 2b:
Additional iptables Troubleshooting
Week 4:
June 7-14
Domain Name System (DNS): Lecture Notes:Online Reference: Lab 3: DNS
Performing DNS Queries
  • SOA, MX, TXT records
  • Coordinating multiple servers
Lecture Notes:
  • Slides:
    DNS Queries: Web PDF
    Primary vs Secondary DNS Servers:
    Web PDF
Online Reference:
Week 5:
June 15-21
Mail Servers - SMTP
  • Mail Server Elements (MSA/MTA, MUA, MDA, MS, AA, SMTP)
  • Install and using mailx application (MUA)
  • Analyze Email Message Headers
  • Setup Postfix Server (no encryption)
  • Sending Email from VM to Seneca College Mail Account
  • Troubleshooting
Lecture Notes:
  • Slides: Mail Server (basic concepts)
    Web PDF
  • Chapter 20 - Electronic Mail
Online Reference:
Lab 4a:
Simple Mail Server Setup
Week 6:
June 22-28
Evaluation / Review:    
Study Week:
June 29-July 5
 
Week 7:
July 6-12
Using a Centralized Message Store (IMAP)
  • Specifying Domains for Received Email (MTA)
  • Installing & Configuring MDA/LDA
  • Send & Verify Receiving Mail on VMs
  • Troubleshooting
Lecture Notes:
  • Slides: Mail Server Setup (IMAP)
    web PDF
  • Chapter 20 - Electronic Mail
Online Resources:
Lab 4b:
Mail Server Setup: LDA
Week 8:
July 13-19
File Server:
  • Samba:
    • smbclient, smbmount (mount -t cifs)
    • smb.conf, testparm, smbpasswd, pdbedit
    • getsebool, setsebool
Lecture Notes:
  • Slides: Samba Server Setup
    Web PDF
  • Chapter 30 - Cooperating with Windows
Online Resources:
Lab 5: Samba Server
Week 9:
July 20-26
Web Server:
  • Apache:
    • LAMP stack installation and configuration
Lecture Notes:
  • Slides: Lamp Installation & Configuration: web PDF
Online Resources:
Lab 6: Web Server
Week 10:
July 27-Aug 2
OpenLDAP: Online Resources: Lab 7: OpenLDAP
Week 11:
Aug 3-9
Webmail: Encrypted connections
  • WebMail installation and configuration
  • Setting Up a Self-Serve Certificate
  • Configuring Postfix (VM2) for Encryption (TLS)
  • Setting up Encryption with Thunderbird MUA
  • Setting Up Dovecot MDA/LDA for Encryption (SSL)
Lecture Notes:
  • Slides:
    Encrypting Mail Messages:
    web PDF
    Setting Up Webmail:
    web PDF
  • Chapter 23 - Web Hosting
Online Resources:

Lab 8: Encrypted connections and webmail
Week 12:
Aug 10-14
Evaluation / Review:
  • Exam Review (time permitting)
  • Final Exam


OPS335 Resources