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RHCE Exam objectives and tracking:
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*   System configuration and management

    *   Route IP traffic and create static routes. (done)
    *   Use iptables to implement packet filtering and configure network  
        address translation (NAT). (done)
    *   Use /proc/sys and sysctl to modify and set kernel runtime parameters.
        (done)
    *   Configure a system to authenticate using Kerberos. (done)
    *   Configure a system as an iSCSI initiator that persistently mounts an 
        iSCSI target. (done)
    *   Produce and deliver reports on system utilization (processor, memory, 
        disk, and network). (done)
    *   Use shell scripting to automate system maintenance tasks. (done)
    *   Configure a system to log to a remote system. (done)
    *   Configure a system to accept logging from a remote system. (done)

*   Network services

    *   Install the packages needed to provide the service. (done)
    *   Configure SELinux to support the service. (done)
    *   Configure the service to start when the system is booted. (done)
    *   Configure the service for basic operation. (done)
    *   Configure host-based and user-based security for the service. (done)

*   HTTP/HTTPS

    *   Configure a virtual host. (done)
    *   Configure private directories. (done)
    *   Deploy a basic CGI application. (done)
    *   Configure group-managed content. (done)

*   DNS

    *   Configure a caching-only name server. (done)
    *   Configure a caching-only name server to forward DNS queries. (done)

*   FTP

    *   Configure anonymous-only download. (done)

*   NFS

    *   Provide network shares to specific clients. (done)
    *   Provide network shares suitable for group collaboration. (done)

*   SMB

    *   Provide network shares to specific clients. (done)
    *   Provide network shares suitable for group collaboration. (done)

*   SMTP

    *   Configure a mail transfer agent (MTA) to accept inbound email from 
        other systems. (done)
    *   Configure an MTA to forward (relay) email through a smart host. (done)

*   SSH


    *   Configure key-based authentication. (done)
    *   Configure additional options described in documentation. (done)

*   NTP

    *   Synchronize time using other NTP peers. (done)