Network administration -Configure network services to start automatically at boot -Implement packet filtering -Monitor network performance -Produce and deliver reports on system use, outages and user requests -Route IP traffic statically and dynamically Troubleshoot network issues Network filesystems and file services -Configure systems to mount standard, encrypted and network file systems on demand -Create, mount and unmount standard Linux file systems -Provide/configure network shares via NFS -Transfer files securely via the network -Update packages from the network, a repository or the local file system Network security -Configure Apache log files -Configure the firewall with iptables -Install and configure SSL with Apache -Configuring SSH-based remote access using public/private key pairs Remote access -Configure the firewall with iptables HTTP services -Configure an http client to automatically use a proxy server -Install and configure an Apache web server -Install and configure the Squid proxy server -Restrict access to a web page with Apache -Restrict access to the Squid proxy server -Setting up name-based virtual web hosts Email services -Configure email aliases -Install and configure an IMAP and IMAPS service -Install and configure an smtp service -Restrict access to an smtp server