In the early 1990s, internet engineers sounded the alarm: the pool of numeric addresses that identify every device online was not infinite. IPv4, the fourth version of the Internet Protocol, used ...

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 ...

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 ...

IP address space is becoming scarce under IPv4, the main Internet communications protocol. Growing demand for Internet-enabled devices requires more space for growth. Wireless carriers would like to ...

A joke in networking circles is that the switch from IPv4 to IPv6 is always a few years away. Although IPv6 was introduced in the early 90s as a result of the feared imminent IPv4 address drought ...

IPv6 address autoconfiguration, particularly through Stateless Address Autoconfiguration (SLAAC) and Duplicate Address Detection (DAD), is a critical component ensuring seamless network connectivity.

Many hackers have familiar sayings in their heads, such as “If it ain’t broke, don’t fix it” and KISS (Keep it simple, stupid). Those of us who have been in the field for some time have habits that ...

The comcast gateway is bridged over the asus rt-ax3000 router. After doing the initial setup, I enabled ipv6 which is working. And I enabled the firewall for ipv6. The firewall is causing some ...