George Chetcuti’s Blog

Last Updated on 27 Aug. 2015, Total: 713 Blog Posts

With a career spanning more than 23 years in IT, George Chetcuti has hands-on experience on HP high-end UNIX setups, Windows high-availability clusters and cloud computing. He has overseen various network projects and managed IT departments. The aim of this blog is to address various network related issues and topics from networking concepts to hands-on tasks for the community of network administrators, where your comments and suggestions are always welcome. He also writes about Windows 7 in the little free time he has at www.windows7library.com.

9 Command-line
167 General
43 Implementation
27 Monitoring
262 News
98 Products
85 Security
5 Troubleshooting
16 Virtualization
  1. IPv6 Link-Local Addresses

    Pv6 Link-Local Addresses (LLAs) are similar to APIPA (Automatic Private IP Addressing) addresses in Windows IPv4 based systems. APIPA addresses are self-configured, non-routable addresses in the range of 169.254.0.0/16. But unlike APIPA addresses, LLA addresses remain assigned to an interface as a secondary address even after a routable address is obtained for that interface. An LLA address always begins with... Read More

  2. IPv6 Technologies

    Organizations are looking into the details of IPv6 and see if they are ready to shift from IPv4. For instance, IPv6 has a new header format, and hence, IPv4 routers that have not been designed to support IPv6 cannot parse the fields in the IPv6 header. On the other hand, Layer 2 protocols are not affected where internal switches and... Read More

  3. IPv6 Unique Local Addresses

    IPv6 Unique Local addresses (ULAs) are equivalent of private addresses in IPv4 that is, 10.0.0.0/8, 172.16.0.0/12, and 192.168.0.0/16. These addresses are routable between subnets on a private network but are not routable on the public Internet. They allow you to create complex internal networks without having public address space assigned. ULAs begin with the prefix "fd" and their structure is... Read More

  4. IPv6 Webinar for African Operators

    AfriNIC, a source of information of Internet technology and governance for the African community, Internet Society a leader in Internet policy, and France Telecom a leading telecoms operator, will be organizing an IPv6 webinar to assist African operators with their adoption plans and raise awareness about IPv6 initiatives and activities. The agenda for the webinar is: The Cost of not... Read More

  5. IT Helpdesk ROI

    In the present global economic slowdown every internal entity within an organization has to operate with tight budgets and need to understand the financial constraints that they are operating under. The internal Helpdesk entity must think of itself as a business unit. How do you make the Helpdesk unit within an organization cost-effective? One of the most effective strategies is... Read More

  6. IT Pros and Technology Consumers – Monthly Newsletter

    We often think about the IT professional and the technology consumer as two very different and always separate entities. Tech vendors target their products to one market or the other. Tech publications write to one audience or the other. But whereas Grandma might not ever buy a Cisco Catalyst 6509 switch or understand a word of the articles published on... Read More

  7. IT Staff Head for the Exits Due to Work-Related Stress

    Independent research commissioned by GFI Software shows IT personnel suffer startling levels of workplace stress, driving more than ever to look for a change of employment... Read More

  8. IT professionals lack faith in self-study

    87.2% of IT professionals believe classroom-based training is better than self-study in preparing for exam success... Read More

  9. ITC Secure Networking launch NetSure360° Orama

    New Mobile App Set to Become the CIO’s Best Friend... Read More

  10. ITIL framework online resource

    The service desk is a single point of contact (SPOC) for end users who need assistance/help... Read More

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