The 12-port and 24-port SFP based models can only be ordered with IP Base or IP Services licenses. A mixed stack of LAN Base switch with IP Base or IP Services feature set is not supported. The same applies to IP Base and IP Services as well. The Cisco Catalyst 3850 Series Switches with LAN Base feature set can only stack with other Cisco Catalyst 3850 Series LAN Base switches. All software feature sets support advanced security and MQC-based QoS. The IP Services feature set provides full enterprise services that include advanced Layer 3 features such as EIGRP, OSPF, BGP, PIM, and IPv6 routing such as OSPFv3 and EIGRPv6. IP Base also includes the support for wireless controller functionality (mobility agent and mobility controller role additional access point license required for mobility controller role), routed access, smart operations, FNF, and so on. The IP Base feature set provides entry-level enterprise services in addition to all LAN Base features, with 1K VLANs. The LAN Base feature set offers enhanced intelligent services that include comprehensive Layer 2 features, with up to 255 VLANs. IP Services: Advanced enterprise layer 3 switching (IPv4 and IPv6) features.IP Base: Enterprise access layer 3 switching features.LAN Base: Enterprise access layer 2 switching features.The three feature sets available with all Cisco Catalyst 3850 Series Switches are: No access point license is required for 3850 operating in mobility agent mode. The access point license for Cisco Catalyst 3850 is required operating in mobility controller mode.
The feature of Cisco 3850 upgrade license includes: LAN Base to IP Base, IP Base to IP Services, LAN Base to IP Services. License types can be changed, or upgraded, to activate a different feature set. Based on the license’s type, Cisco IOS Software activates the appropriate feature set. Through Cisco IOS Software CLI using the right to use, customers can upgrade the software feature set in the Cisco Catalyst 3850 Switches.