External Firewall

For secure access to the appliance from a Web browser or OnDemand, you must make sure that ports 80 and 443 are open on firewalls at your site; refer to below table.

Traffic types and ports used by SMA on external network

Traffic type	Port/protocol	Usage	Required?
HTTPS	443/tcp	Encrypted network access	Y
ESP	4500/UDP	Enable ESP encapsulation of tunnel network traffic