In the following sections all IPSec VPN parameters that you must configure are indicated as mandatory parameters. The Suppress automatic Access Rules creation for VPN Policy setting is not enabled by default to allow the VPN traffic to traverse the appropriate zones.
Non-mandatory VPN parameters have default values that are used unless otherwise set.
No vpn policy for peer gateway. BGP is classified as a path-vector routing protocol and it makes routing decisions based on paths network policies or rule-sets configured by a network administrator. Thus for example although it is mandatory to define at least one ISAKMP policy it is not mandatory to set the values for that ISAKMP policy since the Branch Gateway contains default ISAKMP. Select Suppress automatic Access Rules creation for VPN Policy to turn off the automatic access rules created between the LAN and VPN zones for this VPN policy.
The Suppress automatic Access Rules creation for VPN Policy setting is not enabled by default to allow the VPN traffic to traverse the appropriate zones. The Keep Alive option will be disabled when the VPN policy is configured as a central gateway for DHCP over VPN or with a primary gateway name or address 0000. BGP used for routing within an autonomous.
Border Gateway Protocol BGP is a standardized exterior gateway protocol designed to exchange routing and reachability information among autonomous systems AS on the Internet.