NIX4Neteng #4: POODLE and SSLv3, scanning and updating
With the recent release of the POODLE SSLv3 vulnerability, folks are scrambling around trying…
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OpenVswitch 2.3.0 RPMs
I was wanting to do a few quick mock-ups with OpenvSwitch and OpenDayLight and…
BigSwitch Labs for SDN learning: a sneak peek!
I was recently granted access to the beta BigSwitch Networks lab site, a purpose built classroom…
sonrancid: A [very] basic RANCID module for sonicwall
I know, I know, I’m always saying that you don’t need a firewall. That’s…
Why you don't need a firewall [how to secure an open perimeter network]
I admit that the title was meant to be inflammatory. However, there are use…
Aging hardware, IPv6 and the growing route table
I’ve blathered on about BGP forever. Say what you will about the venerable protocol,…
NIX4NetEng #3: IP Addressing and Subnet Tools
IP addressing and subnetting is a common interview subject. I assert that memorizing these…
Crystal Ball: Cisco buying tail-f. What does it mean?
With the recent announcement of Cisco Systems intent to purchase tail-f, proponents of a…
NIX4NetEng #2 IPv4/6 address investigation tools – whois + dig
I don’t care what your vendor alignment of choice is, Cisco, Juniper, Brocade, Alcatel….it…
Net Neutrality changes could force better fiber networks
Many regular internet users are extremely upset about the recent proposed changes the FCC…