Essential System Services

Linux
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There are a number of essential services that are configured on most Linux servers and clients. Here we examine how to configure four of these services: system time, system logging, Mail Transfer Agents, and CUPS for printing.

WHAT YOU WILL LEARN

  • configure the system date and time
    set the hardware clock to the correct time in UTC
    configure the timezone for a system
    configure the basic settings for the NTP daemon
    use the pool.ntp.org resource to maintain the time on a system
    describe the basic use of the ntpq command
    describe the basic function of syslog and its configuration files
    describe the purpose for Facility, Priority, and Actions for parsing log messages
    configure logrotate to manage log file rotating
  • describe the purpose and usage of journalctl
    distinguish between the different Syslog alternatives rSyslog and Syslog-ng
    describe a Mail Transfer Agent and create e-mail aliases
    use the basic mail reader tool and configure e-mail forwarding
    distinguish between different MTA alternatives postfix, sendmail, qmail, and exim
    describe how to do basic CUPS configuration for local and remote printers
    use CUPS tools and utilities to manage user print queues
    describe how to troubleshoot general printing problems
    use CUPS tool and utilities to add and remove jobs from configured printer queues

IN THIS COURSE

  • Playable
    1. 
    Setting the System Date and Time
    2m 58s
    UP NEXT
  • Playable
    2. 
    Setting the Hardware Clock
    2m 25s
  • Locked
    3. 
    Configuring Timezones
    1m 42s
  • Locked
    4. 
    Configuring Basic NTP Settings
    2m 12s
  • Locked
    5. 
    Using the pool.ntp.org Service
    3m
  • Locked
    6. 
    Using the Standard NTP Query Program
    3m 49s
  • Locked
    7. 
    Configuring the Syslog Daemon
    2m 23s
  • Locked
    8. 
    Decoding Syslog Messages
    3m 50s
  • Locked
    9. 
    Managing Log Files with logrotate
    3m 39s
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    10. 
    Managing the System Journal
    3m 12s
  • Locked
    11. 
    Alternatives to Syslog
    2m 24s
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    12. 
    Creating E-Mail Aliases
    4m 2s
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    13. 
    Using Mail and Configuring E-Mail Forwarding
    4m 13s
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    14. 
    Alternative Message Transfer Agents
    2m 42s
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    15. 
    Configuring CUPS for Local and Remote Printers
    5m 50s
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    16. 
    Managing User Print Queues
    2m 29s
  • Locked
    17. 
    Troubleshooting General Printing Problems
    3m 13s
  • Locked
    18. 
    Adding and Removing Jobs from Configured Printer Queues
    2m 52s

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