AWS::EC2::VPNConnection VpnTunnelOptionsSpecification
The tunnel options for a single VPN tunnel.
Syntax
To declare this entity in your Amazon CloudFormation template, use the following syntax:
JSON
{ "PreSharedKey" :
String
, "TunnelInsideCidr" :String
}
YAML
PreSharedKey:
String
TunnelInsideCidr:String
Properties
-
The pre-shared key (PSK) to establish initial authentication between the virtual private gateway and customer gateway.
Constraints: Allowed characters are alphanumeric characters, periods (.), and underscores (_). Must be between 8 and 64 characters in length and cannot start with zero (0).
Required: No
Type: String
Update requires: Replacement
TunnelInsideCidr
-
The range of inside IP addresses for the tunnel. Any specified CIDR blocks must be unique across all VPN connections that use the same virtual private gateway.
Constraints: A size /30 CIDR block from the
169.254.0.0/16
range. The following CIDR blocks are reserved and cannot be used:-
169.254.0.0/30
-
169.254.1.0/30
-
169.254.2.0/30
-
169.254.3.0/30
-
169.254.4.0/30
-
169.254.5.0/30
-
169.254.169.252/30
Required: No
Type: String
Update requires: Replacement
-