Network Observations
Monitoring the trends in network and application performance
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VoIP Confidence and Concerns
I spoke earlier about the troubleshooting concerns and technology adoption rates detailed in our State of the Network 2008 study (view PDF). In addition to troubleshooting, we also questioned the 592 global respondents about VoIP adoption and concerns. Key VoIP Findings 66 percent of organization …
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Eliminating Password Complexity
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. Over the years, I have read many articles …
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Saving BIG On Geek Gear
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. If youre like me, you are constantly upgr …
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Tips to Decrease Network Troubleshooting Time
In blogging about the amount of time our State of the Network Global Study found that IT staffs spent on very points of the troubleshooting process, I also wanted to look at steps you can take to potentially decrease troubleshooting time. 1) Proactive vs. Reactive Monitoring Reader Louis DiMeglio of …
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It’s not the network
It seems to me that users are trained nearly from birth to blame the network for any computer or application issue Im not getting e-mail, it must be the network. It cant be some problem with their e-mail application, the user, or machine, it has to be the network. Idenitifying the source of a perfor …
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Free Storage Networking Icons
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. There has been a great response to my ear …
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Time Burden of Network Troubleshooting
You may have seen a write-up by Denise Dubie in Network World yesterday on our second annual State of the Network Global Study. We tried to understand the biggest challenges in troubleshooting and how much time was spent in troubleshooting. The largest challenge in troubleshooting wont surprise anyo …
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The Headaches of Monitoring 10 Gb Networks
We cover 10 Gig network analysis fairly regularly, which is why I was excited to see an article today by Peter Williams, a senior analyst with Bloor Research, a major UK IT analyst firm. In the article, Williams sheds light on the seldom but important topic of real-time analyzers handling increasing …
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Rick Rolled and Viral Phenomena
I was working yesterday, when I heard a song from the eighties I had tried to blot from my memory. From the cubicle next to me, Rick Astley assured me that he was, Never Gonna Give You Up. Beyond being momentarily confused about why someone would willingly chose to play that gem of a tune, I didnt g …
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Network Management Links 2008-03-24
WiFi to cover 60 miles - Interesting announcement from Intel researchers in Network World Fixing the unfairness of TCP congestion - TCP (Transmission Control Protocol) congestion control is fundamentally broken, read about the causes and come away with answers The kids are alright - An interestin …
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Defending Liberty
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. As the picture to the left illustrates, L …
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Better Network Troubleshooting by Going Retro
Going retroits the in-thing impacting everything from car to clothing design. Its also an emerging trend in network monitoring and troubleshooting. In an article that appeared in eWeek yesterday, Jack King, IT director at Central DuPage Hospital, discussed how the switch from conventional, real-time …
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RFID - Death of Privacy
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. RFID - Reviled, Frightening, Insidious &a …
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Network Time Travel
If you listen to Doc Brown, itll take 1.21 gigawatts and a flux capacitor to travel back in time. At Network Instruments, we can have you traveling back in time on your network for a lot less. We just released our first video explaining the concept of network time travel through Retrospective Networ …
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Network Monitoring with Link Analyst 5.1
Last week, Link Analyst 5.1 was released. In a nutshell, Link Analyst is our network monitoring and network mapping software that automatically identifies devices and monitors their availability and performance. So where Observer monitors application and network performance, Link Analyst covers syst …
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Cisco Security and RSS
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. It has taken me a while to catch on to th …
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Avoiding Network Headaches (Part 2)
A few weeks ago I shared a list of what not to do with your network. After speaking with our field engineers recently I have expanded upon that list. Here are five additional tips making it a list of the Top Ten of Things Not to do on Your Network. 5. Not taking advantage of critical information alr …
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AAA East Central on Network Instruments
is like having an employee on site at all hours to manage the network. We???ve been very satisfied with its capabilities. So far Observer has prevented us from experiencing any downtime.??? Portia Ulinski, CIO, AAA East Central Love My Tool, a blogging site presenting case studies and papers on netw …
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Free Cisco Product Icons
SecurityDude, CISSP-ISSAP is an IT consultant, Security & Privacy Advocate and blogger at large with over 20 years IT experience. SecurityDude shares tips, tricks, and info that the average networking professional will find interesting and indispensable. If you have worked in the networking fiel …
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Commercial and Open-Source NetFlow Analysis
Last week we covered the issue of handling different traffic that a NetFlow analyzer identifies as unknown, I wanted to touch briefly today on open-source NetFlow analyzers. Before going into open-source, its important to note that Observer collects and analyzes NetFlow and sFlow data. If youre look …
Network Observations
