Important Questions on IPS
Ø What is the maximum number of computer systems that can be protected per IPS? Or, if the answer depends on the computing environment, describe a formula including factors such as IP connection setup/tear-down per second, traffic types and at least three other factors that could be used to reasonably predict the minimum number of IPS devices required to protect 100 Web servers.
Ø As clearly as possible, describe the essential hardware that differentiates your product from other available products.
Ø As clearly as possible, describe the essential software that differentiates your product from other available products.
Ø What is the capacity (usually measured in gigabits per second) of the backplane of the IPS models offered by your company?
Ø Assuming the OSI seven-layer network model, specify all the layers at which your product offers protection.
Ø Describe a reasonable scenario that would produce a 500-microsecond latency in a packet flow.
Ø Does the IPS provide rate shaping to ensure that known, normal traffic flows are given priority over unknown traffic flows?
Ø In the last six months, what was the shortest period of time between the releases of two signature updates?
Ø Define "high availability" for your product (that is, hot failover or load balancing or a combination thereof) and provide a diagram showing how the high-availability options work.