Less Sales, Simpler Products, Easier Buying

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Out of sheer frustration this week, I tweeted this and got a big response: The Back Story I’ve wasted about 60 hours of customers time working with resellers & vendors to get a quote for a relatively simple network upgrade. Neither the vendor staffers or the reseller employees knew how the product was licensed or […]

Response: Black Energy 2 Malware Router Abuse – Kaspersky

Kaspersky published a research note on Black Energy malware that uses backdoors and exploits on Cisco routers to install a TCL file, perform surveillance or destruction of the device configuration.   And, they revealed that their Cisco routers with different IOS versions were hacked. They weren’t able to connect to the routers any more by […]

Musing: Subscription License Economics

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The rise of software licensing in networking changes some of my assumptions about the 5 year cost of ownership of products. Roughly, lets assume that you are buying virtual appliances like firewalls, DNS/DHCP, IDS/IPS, proxy servers and load balancers and that you pay some type of yearly license to use the product. Capital Upfront The legacy […]

Response: I’m Terrified of My New TV

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Smart Televisions are tracking everything you do and sending that data to unknown services: The amount of data this thing collects is staggering. It logs where, when, how, and for how long you use the TV. It sets tracking cookies and beacons designed to detect “when you have viewed particular content or a particular email […]

Response: Cisco Announces Membership of Open Compute Project

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A blog post on the Cisco’s website announces Cisco joins Open Compute Project as a Gold member: To that list, I am pleased to announce that we recently joined the Open Compute Project as a Gold member. The motivation behind our membership is similar to our involvement in the aforementioned open networking projects: we see […]

Tech Notes: Ping Sweep an IP Subnet

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This is my current goto code snippet for using the BASH command line to perform a ping sweep through an IPv4 subnet. for i in `seq 1 255`; do ping -c 1 192.168.1.$i | tr \\n ‘ ‘ | awk ‘/1 received/ {print $2}'; done This script is deliberately simple, only works for /24 subnets but […]