Upgrading call manager 10X to 11.5

[Kevin100]

Hai

I want to upgrade UC infra by buying smartnet, please guide what licence and smartnet need to order

here is old  BOQ

R-CBE6K-K9	Cisco Business Edition 6000-Electronic SW Delivery-Top Level
BE6K-SW-10.X	Business Edition 6000 v10 export restricted software
BE6K-START-UWL25	BE 6000 - User License Starter Bundle with 25 UWL Licenses
BE6K-UCL-ESS	Cisco Business Edition 6000 - Essential User Connect License
BE6K-UCL-ENH	Cisco Business Edition 6000 - Ehanced User Connect License
BE6K-UCL-VM	Cisco Business Edition 6000 -Voicemail/Unified Messaging Lic
UCN-10X-VM-UCL	BE6000 Unity Connection 10x Basic Voicemail License
UCM-10X-ESS-UCL	BE6K UCM 10X Essential User Connect License - Single
UCXN-10X-SCPORTS	BE6K - Unity Connection 10x - VM Speech Connect Ports
UCXN-10X-UWLSTD	BE6000 Unity Connection v10 CUWL Standard License
BE6K-UXL-START	BE6K Starter Pack - Single Fulfillment Enforcement
BE6K-PAK	Cisco Business Edition 6000 - PAK - Single Fulfillment
UCM-10X-ENH-UCL	BE6K UCM 10X Enhanced User Connect License - Single
UCM-10X-UWLSTD	BE6000 UCM v10 CUWL Standard User License
WBX-IM1-NH-UWL	Included WebEx Messenger  Users ( 1 Year Term)
CCX-10-5P	CCX 10 Premium 5 seat Promo Bundle
CCX-10-P-SVR-LIC	CCX 10.0 PRE Server License
CCX-10-PAK	CCX 10.0 autoexpanded  PAK
CCX-10-N-P-LIC	CCX 10.0 PRE Seat Qty 1 LICENSE ONLY
BE6K-UCL-BAS	Cisco Business Edition 6000 - Basic User Connect License
UCM-10X-BAS-UCL	BE6K UCM 10X Basic User Connect License - Single Fulfillment

[Nithin Eluvathingal]

You need new Flex license. Olde perpetual license has reached EOS. 

For BOQ Contact a local Cisco Partner who is good in Collaboration or reach out to   Local Cisco SE.

[Roger Kallberg]

Advice you to reach out to a reputable Cisco partner, with a Unified Communication specialization, to get help with this.