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Posts Tagged ‘tcp’

Network Address Translation and PAWS Dropped SYNs

Friday, March 20th, 2009

When we do an ExtraHop “Show and Tell” to a prospective customer, it’s always like opening up a black box and shining a light on the extremely complex inner-workings of their networks. It’s often hard to say which key metrics will “shine” in that situation and help pinpoint key performance problems. We’ve seen RTO basking [...]

Metric of the Day: Retransmission Timeouts (RTOs)

Wednesday, February 11th, 2009

The ExtraHop Application Delivery Assurance system captures a lot of metrics, and much of it can be daunting since not everyone can be a network expert like Raja. So I’m kicking off this new series to talk about some of the more interesting metrics, what they mean, why is it important, and an example or [...]