One of the vexing things about IP Security (IPSec) VPNs is network address translation (NAT); that is, converting private IP addresses to public ones when traffic crosses a firewall so Internet ...

I encountered a funny situation this past week while deploying IPv6 on a tunnel interface. I realized that when you use 10 for the most significant digits in an IPv6 address it does not mean that is ...

IPv6 is the new Internet Protocol (IP) for identification and location of computers on networks and Internet traffic routing. I’ve been waiting for it now for years but nothing ever seems to happen. I ...

Internet service providers (ISPs) are running out of public IPv4 addresses and want to move away from IPv4 in their internal network. Mapping of Address and Port with Encapsulation (MAP-E), an IPv6 ...

We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...

In my past two columns I’ve talked about why implementing IPv6 on your network is a good idea, and delved deep into the IPv6 header. I’ll now conclude this series with a detailed look at IPv6 ...

I'm looking at transitioning a SMB network to IPv6 but am a little confused as to where I start. The idea of stateless IPv6 seems to be the way the protocol was designed but then it doesn't make sense ...

Enabling IPv6 on your home network might sound like an interesting idea, but in reality, you probably donâ t need it. With ...

In a project that has taken longer than company engineers anticipated, Google is rolling out IPv6 across its entire internal employee network. Google network engineer Irena Nikolova discussed the ...