Master Class in Internet Networking …. Free

Nick Feamster Provides Operators, Engineers, and Students with the Tools to Understand How the Internet is Glued Together Who is Nick Feamster? Dr. Nick Feamster is known in the Internet Operations community as one of our primary source of great talent, research that pushes the Industry forward, a deep-dive investigation into security issues on the Read More

Hardware & Software Vulnerabilities are Guaranteed

The long years of experience have taught me through experience, hardware & software vulnerabilities are guaranteed. It is not a matter of “if” but when. The sad reality is that most hardware and software vendors are not ready for vulnerabilities when they happen. Their response ranges from “I’m going to take legal suit” against the Read More

Three questions every CxO should ask their ISP

Here is a question for all the CxOs. Why, as an accountable CxO, are you not asking your ISPs for the security basics? This week, the industry has yet another reflection amplification Denial of Service Attack vulnerability. memcached on port 11211 UDP & TCP being exploited walks through the details of this week’s attack vector. As seen in Akamai Read More

Using the DNS Resolver to Protect Networks

Smart organizations use the DNS Resolver to Protect Networks.  Here is why …   A typical story ….. Imagine walking in to work the first thing in the morning. Your staff comes into the office. They get their coffee, fire up their computer, and check out the morning industry news. Your staff is alert, applies Read More

CLDAP Reflection Attacks are Increasing! Why? Preventable!!!

Yes, CLDAP Reflection Attacks are increasingly used in DOS attacks! Everyone was warned! We have lots of data which illustrated how CLDAP is being used for reflection DOS attacks. Now we have the news from Netlab 360 that CLDAP is now the #3 protocol used for DOS reflection attacks – CLDAP is Now the No.3 Read More

Is it time to build an “SP Anti-DOS Alliance?”

Is it time to build an “SP Anti-DOS Alliance” is the first of several blogs. It will be a brain dump of what collaborative actions have and has not been working within the industry. Last week, I posted a Linkedin update on the Operator’s Security Toolkit. A long term colleague, Eddie Chan,  pointed out the Read More

Adding IPv6 Requirements to your RFP

[ Originally posted on Linkedin here: IPv6 – Adding Requirements to your RFP. Adding IPv6 Requirements to your RPF is a necessity when all the major Google, Facebook, Linkedin, and other sites are built for “IPv6” first. Meaningful IPv6 requirements in RFPs are a core tool to your dialog with your vendors. This is a Read More

Network Operations Groups (NOGs)

Network Operations Groups (NOGs) have been critical to keeping the Internet Operational and growing. The Internet did not build itself. People build the Internet. And people need to work together to interconnect. NOG meeting are critical for network professionals to meet, teach each other, argue, come to an agreement, and solve really tough problems that Read More

Netflix Expanding to 200 Countries – What does that mean for Telecom Operators

f you have not already heard this Netflix announcement last week, CEO Reed Hastings, and CFO David Wells said …. “We already offer Netflix in about 50 countries and have learned a great deal about the content people prefer, the marketing they respond to and how to best organize ourselves for steady improvement. Acceleration to Read More

Is “Transparent” Web Caching Dead?

Over the last few months, I’ve been re-exam the value of web caches in a network architecture. Peers have asked me to write up the results. What follows are the results. The are provided to help operators not get pushed by vendors to make costly mistakes. “Web Caching” has been an effective and productive tool Read More