Subscription License

Is available in one or two year term with multi-year discount. The license is renew every year based on the day of purchase. However, customer that do not renew will lose the right to use the software. This differs from a perpetual license which entitles customers permanent use of the software.

Perpetual License

Is a permanent software license purchase for the major release version. In addition to the license cost. A first-year term support agreement is required at the time of purchase. To avoid loss of support service and software assurance support agreements should be renewed on or before the anniversary date of purchase. Perpetual licenses offer the most cost-effective licensing model for a multi-year deployment.