Enterprise Firewall with Application Awareness Last updated Save as PDF Cisco SD-WAN documentation is now accessible via the Cisco Product Support portal. For Configuration Guides for the latest releases, see Configuration Guides. For 'Cisco SD-WAN (Viptela) Configuration Guide for Cisco IOS XE SD-WAN Release 16.10.x and Cisco SD-WAN Release 18.4.x' content, see Enterprise Firewall with Application Awareness. Firewall policies are a type of localized security policy that allows stateful inspection of TCP, UDP, and ICMP data traffic flows.
