January 25, 2016
The Altruism of IPv6
In this post Colin discusses the slow migration to IPv6. Who will pay for the migration versus who will gain the biggest benefit? It's an altruistic problem.
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January 21, 2014
A Brief Explanation of IPv6 Address Types
In the article, Colin briefly describes the address types seen in IPv6: unicast, multicast, and anycast.
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January 16, 2014
Am I Using IPv6?
Quick and easy web sites to visit to determine if you are IPv6 capable on the Internet.
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January 15, 2014
Forcing ssh to use IPv6
How to force the use of IPv6 using ssh from a terminal.
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January 14, 2014
v6 Vertex #1: Viewing IPv6 Neighbors on Apple OS X
ITdojo's v6 Vertex - Quick Tips & Tricks for IPv6 Users - Using the command line to view neighbors on Apple OS X devices
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February 1, 2013
Why Hasn’t Everyone Moved To IPv6?
We spotted this interesting IPv6 article this morning written by Angus Kidman at Lifehacker and wanted to share it with you. Here's an excerpt: "We’ve known for …
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October 2, 2012
Pushing Firewall Admins into an ICMPv6 Frame of Mind
In this post Colin discusses issues the Path MTU discovery (PMTUD) and its implications on networking with IPv6.
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September 14, 2012
SSH Using Link-Local IPv6 Addresses
In this post Colin reviews how to use link local IPv6 addresses to establish ssh connections to remote hosts.
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September 11, 2012
The 600-lb Gorilla Sitting on the Shoulders of IPv6
In this post Colin addresses what he sees as the single biggest obstacle to the migration of the world to IPv6.
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September 10, 2012
A Glimpse Into the Future of IPv6 at Home
In this post Colin give a brief overview of prefix delegation, one of the coming features of most residential IPv6 deployments.
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September 6, 2012
Know Thy IPv6 Neighbor
In this post Colin reviews the items kept in the IPv6 neighbor cache and how to view the cache on Windows, Linux and Mac OSX systems.
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September 5, 2012
Resolver Cache - Linux vs Windows
In this post Colin explores some of the differences in DNS behavior between Windows and Linux systems.
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July 16, 2012
Chief Information Officers Council – Roadmap Toward IPv6 Adoption for the Federal Government
Just last week (July 12, 2012), the Chief Information Officers Council released this updated version of the Roadmap Toward IPv6 Adoption for the Federal …
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June 24, 2011
/64 or /126 Silliness
A comment on the silliness of using /126 IPv6 prefixes for for P2P links.
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June 2, 2011
A Life Without Network Address Translation (NAT)
IPv6 means a world without NAT. In this post Colin attempts to help long-term IPv4 NAT users understand why everything is going to be just fine.
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May 29, 2011
Pv6 Means Never Again Having to Wonder
In this post Colin discusses how to give every node in your enterprise the exact same default router IPv6 address and have it all still work.
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May 9, 2011
On the Practical Feasibility of Ping Sweeping IPv6 Networks
Exploring the practical feasibility of ping sweeping IPv6 networks. Includes a spreadsheet for determining how long it will take to sweep your own network.
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May 4, 2011
Basic IPv6 Resolver Configuration in Ubuntu
Configuring Ubuntu's (any Linux distro, really) resolv.conf file with an IPv6 DNS server so you can natively query IPv6 DNS servers.
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May 3, 2011
The Sound of IPv6 Inevitability
The need to migrate to IPv6 is imminent. The IPv4 address space is exhausted. Corporate America can no longer ignore the signs; it's time to get moving.
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May 2, 2011
Delivering DNS via IPv6 Router Advertisements
A brief introduction to the newly created RFC that allows routers to provide DNS server information via Router Advertisements (RA).
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April 28, 2011
If Each IPv6 Address Was a Second in Time
In an earlier post I offered some perspective on just how big the 128-bit IPv6 address space is. The ridiculousness of the number of addresses offers plenty of …
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April 28, 2011
IPv6 Addresses and UNC Path Names – Overcoming Illegal
The beloved UNC path name, familiar to all who administer Microsoft. After all these years there is something comfortable and familiar in the simple act of …
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April 28, 2011
Link-Local Addressing – So Much More Than FE80
When discussing IPv6 addresses folks are often quick to say, "FE80 ...that's link-local." And it's true. The prefix FE80::/10 is reserved for link-local IPv6 …
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April 28, 2011
So Just How Many is 340 Undecillion?
By now most of us know that the IPv6 address space is 128-bits. That's 96-bits larger than the 32-bit IPv4 address space. By now most of us also know that the …
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April 28, 2011
What You dig and How You dig It
The Domain Internet Groper, or dig, as most of us know it, is considered by pretty much everybody in the 'nix community to be the replacement to nslookup. And I …
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