Cisco Catalyst WS-C3560X-24T-S is 24 Gigabit Ethernet ports standalone switch with no stacking option in IP base feature set. Four optional network modules and license-base software feature offer flexibility, scalability and feature extensibility in order to reduce the cost of development of business needs. IP base feature set provide up to 1005-Vlans and basic layer 3 routing features, advanced security features and management features. WS-C3560X-24T-S is designed for enterprise access/aggregation layer switching; however, customers can transparently upgrade the software feature to by purchasing IP services license to activity advanced layer 3 capability to fully support BGP, EIGRP, OSFP routing. WS-C3560X-24T-S switch comes with one default power supply module, customers can purchase additional power supply module insert into power supply bay 2 in order to power redundancy.