A well known problem for network and security professionals in the enterprise is asymmetric routing. At it's simplest, this is where traffic flows outbound through Router A, while the return traffic returns through Router B, or through both Routers A and B. If you're using a reflexive ACL, for example, this will lead to some, if not all of the return traffic being blocked as...
Symmetric Traffic and IPS
on June 22, 2016 with No commentsIn IPS, Router
