Eucalyptus security groups

How to create and setup a security group

• Create a group

euca-add-group -d "Bashlinux internal network" internal

• Add some default rules to the new created security group

euca-authorize -P tcp -p 22 -s 10.10.4.0/22 internal
euca-authorize -P icmp -t -1:-1 -s 10.10.4.0/22 internal