Key Terms

 **************Why SDWAN ? ************************

*Lifting and shifting of Application from On Premises to Cloud .
*Internet is Cheap and Uptime much better
*Traffic are more Application centric instead of Prefix /route , AAR
*More application are in SaaS ( Which can be accessed by Internet )

**************Why SASE ?*********************
*Security .
*More Remote and tele user .
*1000 / 1000 are remote user ( Covid era scenario )
*Heavy load on VPN devices .
*lets get this thing done by Cloud
* Make Physical site Lean
*SASE == CASB + Secure web Gateway + Endpoint Protection etc
SDWAN + SASE : Digital Transformation for enterprise network

**************Modern day Traffic *******************
SaaS traffic === Application traffic
AWS+Azure + GCP cloud traffic = Services traffic
Open Internet traffic .
Datacentre traffic / Other Site Traffic = Private Traffic
Eg = Zscaler Internet Access
Zscaler Private Access