docs(ssl): add links for EC2/Rackspace ELBs

Author: Matthew Fisher

docs/installing_deis/ssl-endpoints.rst

@@ -63,3 +63,9 @@ itself. This is the recommended way of enabling SSL onto a cluster, as any commu
 the cluster will be encrypted while the internal components of Deis will still communicate over
 HTTP. To enable SSL, you will need to open port 443 on the load balancer and forward it to port 80
 on the routers. See your vendor's specific instructions on installing SSL on your load balancer.
+
+For EC2, see their documentation on `installing an SSL cert for load balancing`_. For
+Rackspace, see their `Product FAQ`_.
+
+.. _`installing an SSL cert for load balancing`: http://docs.aws.amazon.com/ElasticLoadBalancing/latest/DeveloperGuide/ssl-server-cert.html
+.. _`Product FAQ`: http://www.rackspace.com/knowledge_center/product-faq/cloud-load-balancers