You could also say that this is a situation Cisco and Juniper have created. In the past, they have not been great at delivering good quality software. Some stil

You could also say that this is a situation Cisco and Juniper have created. In the past, they have not been great at delivering good quality software. Some still say that Cisco's version 1 is really a beta. This has created a culture of caution at ISPs where they have had to create their own long acceptance testing procedures, causing long periods between updates.