Roble Systems offers site-specific technical training for Unix and network systems administrators and IT managers. Classes range from 2 to 20 hours in duration. Brown bag lunch and weekend courses are also available.

Linux Systems Administration.   While Linux is the most reliable and trouble-free operating system available it still requires unique technical knowledge to install and maintain. The course focuses on command-line administration of: user accounts, web, email and file services, security, backups, system and network monitoring, Docker, DNS and DHCP administration, and configuration management. (1 to 5 days)

Postfix Fundamentals.   Covering the Postfix MTA, its many features, and the end-user applications that rely on the SMTP and IMAP protocols. Learn to setup and manage spam filters, virtual domains, webmail, listservers, redundant servers, and DNS MX records, as well as decipher headers, automate reports and alerts, configure logging, change control and QA. (1 or 2 days)

DNS, the Domain Naming Service.   Before DNS the Internet was a simple place, except that you could never be sure your email would reach its destination or whether /etc/hosts was up-to-date. Although DNS has enabled the Internet to grow to millions of computers `named' can be complex. After this course you will be able to configure and manage bullet-proof DNS for one or several domains. (1 or 2 days)

Customized Training.   Site-specific training can help your executive, management and administration staffs manage the growing complexity of today's information technologies.