The challenge The great thing about IPv6 is its larger IP address space, but this is also its weakness. That larger IP address space needs routing, potentially creating larger routing…
There’s a problem with IPv6 route lookup speed in Linux
SDxCentral: Physical SD-WAN appliances aren’t going anywhere
SDxCentral has a piece on the current state of SD-WAN appliances. It distinguishes the three different forms SD-WAN can take (or at least for the purposes of their article). They…
SEA-US cable ready for service, allowing trans-Pacific growth
Hawaiian Telcom has announced that the SEA-US cable system is ready for service. The cable was built and delivered in less than 3 years since its announcement. With traffic growth…
My challenges with upgrading VMware to 6.5u1
So in theory, a new VMware release is normally a doddle to upgrade to using the methods covered in Keeping VMware ESXi Updated: 6.5 Update 1. It's worked for the…
Now we have SiLK, let’s get it set up..
So Installation of SiLK from the ground up on Centos 7 is only part of the story. You need to configure it to actually collect some data, and then to…
Installation of SiLK from the ground up on Centos 7
Here we go with more network analysis tool building. Not content with the Wireshark on Centos post that seems quite popular, I've decided to look at some NetFlow tools. I…
IPv6 Security Myths
I've been reading an article on Linux.com on various IPv6 security myths. IPv6 was originally proposed with several in-built security features. Expectations have expanded over time to IPv6 to be…
Cisco joins Hyperledger Blockchain as Premier Member
The Hyperledger project managed by the Linux Foundation announced that Cisco is joining as a Premier Member of the project. Thier press-release (Hyperledger Adds Cisco as a Premier Member) states…