Cisco cube license count calculation

[adeebtaqui]

Hi Cisco voip experts,

kindly advise how to calculate the minimum number of cube licenses -  cube trunk session for voice gateway 4351 required for customer getting from service provider 30 sessions and customer has 171 8000 series ip phones being deployed

Service provider providing sip trunk fiber.

Cucm is be7m  and gw is 4351

[Nithin Eluvathingal]

If you subscribe 30 session from provider, You need 30 Cube Trunk session license. You can go with Perpetual or Flex license. With Enhanced you can do Box-to-Box redundancy. If no redundancy required you can go with Standard. 

Read Cube 14 data sheet. you can access it from below link. 

https://www.cisco.com/c/en/us/products/collateral/unified-communications/unified-border-element/data-sheet-c78-729692.html