Not long ago, Rich Tehrani from TMCnet sat down to interview our very own Product Manager Michael Patterson to talk NetFlow, IPFIX and the recent influx of mobile devices on corporate networks around the world. Mike is a technology entrepreneur who has spent the last 15 years chasing his passion of designing and implementing high value products that help manage networks, large and small. His projects include Read more »

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I’ve had many customers ask, “What is VoIP jitter and how does it apply to NetFlow?” so today we’re going to dive into this topic. If you’re a VoIP phone system administrator, I’m sure you’ve had those dreaded calls from your users yelling about poor call quality, so you check your bandwidth usage graphs, but you can’t find any network congestion. Now what?

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A NetFlow Collector allows you to monitor Cisco’s Telepresence technology. This ability is very important considering remote employees are becoming more prevalent in today’s modern IT world. The real question is: how do you monitor Cisco Telepresence traffic with NetFlow? First let’s take a look at:  what is Cisco Telepresence?

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How dedicated is your company to using VoIP? Do you utilize remote employees who use VoIP or Video conferencing? Do you have any way to see exactly why your having choppy or low quality calls/videos? Everybody wants to have the best QoS for their calls or at the very least know why they don’t. With a VoIP Netflow Monitoring tool you are able to reactively monitor:

• Jitter
• Packet Loss
• Latency
• Round Trip Time (RTT)

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What a week! I flew down to Cisco’s Research Triangle Park campus in North Carolina for Interoperability and Validation Testing of Scrutinizer with Cisco Performance Monitoring. The entire process took all day as one of their CCIEs tested the validity of Scrutinizer’s reports on their NetFlow exports.  Check it out, we were the first vendor to become a Cisco Registered Developer for Systems Management of Medianet 2.0.

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