Container for the parameters to the AuthorizeCacheSecurityGroupIngress operation.
Authorizes ingress to a CacheSecurityGroup using EC2 Security Groups as authorization (therefore the application using the cache must be running on EC2 clusters). This API requires the following parameters: EC2SecurityGroupName and EC2SecurityGroupOwnerId.
NOTE: You cannot authorize ingress from an EC2 security group in one Region to an Amazon Cache Cluster in another.
