237 Results for:IPv6
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How to create and add an SPF record for email authentication
01 Sep 2022Learn how to create Sender Policy Framework records to list authenticated mail servers for an email domain to fight spam, phishing, email forgery and other malicious email. Read More
6 steps for rapid geographic network segmentation
27 Apr 2023When segmenting network operations in certain parts of the world, modular network design and geographic domain definition are two vital elements to consider. Read More
Testing IoT for interoperability, security and reliability
11 Jun 2021IoT developers may miss some basic security and performance measures for IoT devices in the rush to push products out to customers, which is why testing before release is critical. Read More
Buyer's Guide: Tips for small companies on IPv6 migration
21 Feb 2012There is no rush to switch from IPv4 to IPv6, but there is no harm in being prepared for IPv6. We look at the practical issues for SMEs. Read More
World IPv6 Day coming June 8 - what should you be doing?
01 Jun 2011On 8 June, 2011, a number of large networks will offer their content over IPv6 for a 24-hour “test flight”. Read More
Learn to perform a DNS backup and restore
10 Aug 2022DNS outages cause connectivity issues that prevent basic tasks from executing properly. Understand how to perform a restore for a DNS zone, which is not always intuitive. Read More
What does the 0.0.0.0 IP address mean and why is it used?
15 Jul 2021One of a few special-purpose addresses, IP address 0.0.0.0 has several applications in networking. It stands in as a placeholder address, identifies a default route and more. Read More
Ciprian Popoviciu
Nephos6Ciprian Popoviciu is president, CEO and founder of Nephos6, a consultancy specializing in IPv6 and cloud computing.Read More
Ministry of Defence hoarding £38.5m worth of unused IPv4 addresses
28 Oct 2015A Freedom of Information request by network control specialist Infoblox has revealed that the MoD is hoarding millions of pounds worth of unused IPv4 addresses, while the UK government remains woefully unprepared ... Read More
How to use Nmap to scan for open ports
27 Jan 2022One of Nmap's primary functions is conducting port scans. In this walkthrough, learn how to launch a default scan, along with other options that affect Nmap port scan behavior. Read More