Category: firewalls
Response: Peer-to-Peer Communication in IPv6 World
Daryll Swer posted a very informative response to my NAT Traversal Mess blog post, focusing on:
Punching holes through that firewall is equivalent to establishing NAT translations.
It would be a shame to let that response wither as small print at the bottom of a blog post; here it is:
DHCP Relaying Across a Firewall
Chinar Trivedi wanted to know what happens when you insert a firewall in the DHCP data path (original question.
TL&DR: Nothing much, but that does not mean you should.
Now for the details:
Microsegmentation Terminology
While I liked reading the Where to Stick the Firewall blog post by Peter Welcher, it bothered me a bit that he used microsegmentation to mean security groups.
I know that microsegmentation became approximately as well-defined as cloud or SDN1, but let’s aim our shiny lance 2 at the nearest windmill and gallop away…