Revoke Access from an EC2 Security Group
----------------------------------------

This example revokes access to a named Amazon EC2 security group.

Command::

   aws redshift revoke-cluster-security-group-ingress --cluster-security-group-name mysecuritygroup --ec2-security-group-name myec2securitygroup --ec2-security-group-owner-id 123445677890


Revoking Access to a CIDR range
-------------------------------

This example revokes access to a CIDR range.

Command::

   aws redshift revoke-cluster-security-group-ingress --cluster-security-group-name mysecuritygroup --cidrip 192.168.100.100/32